This document provides an analysis of rates for various civil engineering works including excavation, sand filling, brick masonry, concrete works, and reinforced cement concrete works. It includes calculations of quantities of materials required and rates analysis for a unit quantity (typically 1 cubic meter or 10 cubic meters) with breakdown of material and labor costs. Factors affecting rates and data required for rate analysis are also discussed.
Estimates are important documents that calculate the quantities, rates, and anticipated costs of works involved in a construction project. They help determine approximate construction costs, taxes, rents, materials, labor, and more. A quantity surveyor takes off quantities from drawings and calculates rates and costs. Estimates include preliminary, rough cost, detailed, annual repair, special repair, revised, supplementary, and complete estimates. They provide essential cost information to help plan and budget construction projects.
This document provides specifications for different classes of buildings and roads. It defines specifications as describing the nature, materials, and workmanship for a construction project. Building specifications are classified as general or brief (covering foundation, walls, roofing, etc. for different classes) and detailed. It provides the general specifications for various components like foundation, walls, roofing, flooring and finishing for first, second, third and fourth class buildings. Road specifications include details for subgrade, soiling, intercoat, topcoat, brick edging and considerations for heavy traffic or weak subgrade.
Rates Analysis For Calculating Material and Labour for building works ALI HYDER GADHI
The document discusses the analysis of rates for construction items. It provides materials costs, labor costs, and calculations to determine the total rate per unit of different construction works. For example, it calculates that the rate of excavation work is Rs. 9857 per cubic meter based on labor and materials. It also provides an example of determining the materials required for a 10 square meter conglomerate floor with two layers of concrete.
The document discusses different types of construction cost estimates. It describes preliminary estimates which provide approximate costs using methods like per unit, plinth area, or cubic content. Detailed estimates involve accurately calculating quantities for each work item. Other estimates include revised estimates for costs exceeding 5% of original estimates, supplementary estimates for additional works, and annual repair estimates for maintenance. Terminology related to construction projects is also defined.
This document discusses common building construction materials including stone, brick, lime, cement, metal, timber, sand, aggregates, and mortar. For each material, requirements and types are outlined. Stone, brick, lime and cement are described as traditional materials while metal, timber, sand and aggregates are described as both natural and artificial options. The document also briefly introduces concrete, describing its ingredients, types, requirements and common uses in construction.
Estimates are important documents that calculate the quantities, rates, and anticipated costs of works involved in a construction project. They help determine approximate construction costs, taxes, rents, materials, labor, and more. A quantity surveyor takes off quantities from drawings and calculates rates and costs. Estimates include preliminary, rough cost, detailed, annual repair, special repair, revised, supplementary, and complete estimates. They provide essential cost information to help plan and budget construction projects.
This document provides specifications for different classes of buildings and roads. It defines specifications as describing the nature, materials, and workmanship for a construction project. Building specifications are classified as general or brief (covering foundation, walls, roofing, etc. for different classes) and detailed. It provides the general specifications for various components like foundation, walls, roofing, flooring and finishing for first, second, third and fourth class buildings. Road specifications include details for subgrade, soiling, intercoat, topcoat, brick edging and considerations for heavy traffic or weak subgrade.
Rates Analysis For Calculating Material and Labour for building works ALI HYDER GADHI
The document discusses the analysis of rates for construction items. It provides materials costs, labor costs, and calculations to determine the total rate per unit of different construction works. For example, it calculates that the rate of excavation work is Rs. 9857 per cubic meter based on labor and materials. It also provides an example of determining the materials required for a 10 square meter conglomerate floor with two layers of concrete.
The document discusses different types of construction cost estimates. It describes preliminary estimates which provide approximate costs using methods like per unit, plinth area, or cubic content. Detailed estimates involve accurately calculating quantities for each work item. Other estimates include revised estimates for costs exceeding 5% of original estimates, supplementary estimates for additional works, and annual repair estimates for maintenance. Terminology related to construction projects is also defined.
This document discusses common building construction materials including stone, brick, lime, cement, metal, timber, sand, aggregates, and mortar. For each material, requirements and types are outlined. Stone, brick, lime and cement are described as traditional materials while metal, timber, sand and aggregates are described as both natural and artificial options. The document also briefly introduces concrete, describing its ingredients, types, requirements and common uses in construction.
This document discusses rate analysis and valuation of properties. It provides information on:
1) Rate analysis is determining the cost per unit of work based on material, labor, and other costs. Rates vary by location. Rate analysis is used to determine actual costs, optimize efficiency, and revise rates due to cost changes.
2) Valuation estimates the fair price or value of a property based on type, location, quality, size, and other factors. It is used for buying/selling, taxation, rent calculation, loans, and more. Valuation considers cost, depreciation, income, expenses, and taxes to determine present value.
3) Key terms like market value, scrap value, salv
This document provides an overview of a multi-story residential building project constructed by the Rajasthan Housing Board. It discusses the project details, company overview, construction materials used including cement, aggregates, reinforcement, foundation preparation, equipment, brick masonry bonds, plastering, and building bylaws. The presentation covers the construction process and materials in detail to familiarize the trainee with multi-story building construction.
The document discusses various types of construction contracts and tendering processes. It defines a tender as an invitation from an owner to contractors to execute work at a specified cost and time. There are different types of tenders including open, sealed, limited, and single tenders. Key aspects of the tendering process include tender forms, documents, notices, evaluation criteria, acceptance procedures, contract documents, deposits, and measurements. Different types of construction contracts are also summarized such as lump-sum, item rate, percentage rate, cost plus, and turn-key contracts.
The document discusses key concepts related to project cost estimation including:
1) Estimates are prepared before construction to anticipate probable costs by computing quantities and costs of materials, labor, and other expenses.
2) Drawings and specifications are used to estimate quantities of materials and work.
3) Rates for materials, labor, transportation and other costs are used to calculate unit costs for items.
4) Different types of estimates are prepared at various stages including preliminary, plinth area, cube rate, detailed, revised, and annual maintenance estimates.
Detailed specification of an item of work specifies the quantities of materials, proportion of mortar, workmanship, method of preparation & execution and method of measurement.
Detailed specifications of different items of works are prepared separately and describe what the work should be and these shall be executed and constructed.
This document provides an introduction to the subject of estimating and costing for the 2nd year intermediate vocational course in construction technology. It discusses key definitions like estimating, costing, and procedures for estimating. The importance of estimation and costing is explained. The data required for preparing an estimate like drawings, specifications, and rates is described. The document also discusses complete estimates, lump sum items, and work charged establishment. Measurement units for different construction items like earthwork, concrete, masonry, woodwork, and finishing works are listed with the applicable unit of measurement and payment.
It is used as a mould for a structure in which fresh concrete is poured only to harden subsequently.
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This document is a project report on the estimation of a building submitted by a group of civil engineering students at Himalayan Institute of Engineering & Technology. It includes calculations of the volumes of concrete required for columns, beams, slabs, and footings. It also includes calculations of the quantities of brickwork and steel reinforcement required. The project was carried out under the guidance of a faculty member and aims to provide practical experience in building estimation.
The document discusses reinforced cement concrete (RCC), including its history, materials, specifications, and advantages/disadvantages. RCC uses steel reinforcement embedded in concrete to resist tensile, shear, and sometimes compressive stresses. François Coignet is considered a pioneer of RCC, building the first reinforced concrete structure in 1853. Proper proportions and mixing of cement, aggregates like sand and gravel, and water are needed to produce durable concrete. Precast concrete involves casting pieces off-site then transporting them for assembly.
This document provides an overview of ready-mix concrete (RMC). It discusses the history and development of RMC, which originated in Germany in 1903 and was first used in the United States in 1913. The document outlines the objectives, materials, equipment, and processes involved in RMC production. Key points include that RMC is a premixed concrete that uses aggregates, cement, water and sometimes additives. It is produced in batching plants then transported and mixed in transit mixers for delivery. The document also reviews quality checks, specifications, merits and limitations of using RMC.
This document provides information on estimating earthwork and excavation quantities for civil engineering projects. It discusses:
- Common types of excavation like soft soil, hard soil, mud, soft rock, and hard rock.
- Methods for calculating excavation volumes based on length, breadth, depth, and classification of materials.
- Considerations for excavating foundations including ensuring vertical sides and level bottoms before pouring concrete.
- Methods for calculating quantities of earthwork for roadworks using cross-sectional areas, prismoidal formulas, and mean heights.
This presentation covers introduction to Estimating and costing and its importance. Also, types of estimation, different terms and provisions used in estimating, are explained in it. Format of measurement sheet and abstract sheet and the rate analysis has been covered in this presentation. It can be helpful to study basics of estimating and costing.
The document discusses plastering and pointing techniques. Plastering involves applying a thin coat of mortar to walls and surfaces to make them smooth. Three types of mortar are described for plastering - lime, cement, and lime-cement mixes. The process of plastering involves preparing the surface, applying coats of mortar such as rendering and floating coats, and finishing. Pointing involves filling mortar joints between masonry units. Different types of pointing styles are outlined such as flush, recessed, and tuck pointing. Common defects in plaster like cracking and remedies are also mentioned.
This document discusses different types of foundations, including shallow and deep foundations. Shallow foundations include spread footings, combined footings, strap footings, and raft/mat foundations. Deep foundations include pile foundations, pier foundations, and caisson/well foundations. It also discusses considerations for foundations on expansive black cotton soil, recommending methods like strip foundations, pier foundations, and under-reamed pile foundations.
Ferrocement is a thin reinforced concrete made of wire mesh and cement mortar. It was introduced in 1943 and offers high strength and flexibility compared to conventional concrete. Ferrocement consists of thin layers of wire mesh embedded in and covered by a sand-cement mortar mix, with a typical ratio of 5% wire mesh to 95% mortar. It can be formed into various shapes by hand or machine and has applications in construction, agriculture, transportation and more due to its strength, versatility and affordability.
Joints are easy to maintain and are less detrimental than uncontrolled or uneven cracks. Concrete expands & shrinks with variations in moisture and temp. The overall affinity is to shrink and this can cause cracking at an early age. Uneven cracks are unpleasant and difficult to maintain but usually do not affect the integrity of concrete.
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The document discusses different approximate estimating methods used to prepare preliminary cost estimates for civil engineering projects. These include the service unit method, plinth area rate method, cubical content method, typical bay method, and approximate quantity method. Approximate estimates are prepared early in the project planning process to get a rough idea of probable costs and assess project feasibility before committing resources to detailed design and planning.
This document provides an overview of concrete, including its composition, properties, production process, and testing. Some key points:
- Concrete is a composite material made of cement, fine and coarse aggregates, and water. It can be classified based on its cementing material, mix proportions, performance specifications, grade, density, and place of casting.
- The production of concrete involves batching, mixing, transporting, placing, compacting, curing, and finishing. Proper batching and mixing are important to ensure uniform strength. Compaction removes entrapped air for maximum strength. Curing maintains moisture for proper hardening.
- Concrete properties depend on water-cement ratio, with maximum theoretical
This document provides guidance on estimating costs for construction projects. It discusses estimating material costs by determining quantities needed from specifications and surveying market prices. Labour costs are estimated by determining the number and wages of required labourers. Other estimated costs include tools/plants, transportation, water, overhead and contractor profit. Sample calculations are provided to estimate costs for excavation work, brickwork, plastering and concrete work based on unit rates of materials, labour and other costs. The estimates are summarized in rate analysis tables for each work item.
The document discusses rate analysis, which is the determination of the rate per unit of work based on the costs of materials, labor, equipment, and other expenses required to complete a project. Rate analysis is used to estimate quantities, determine current rates, estimate project costs, award contracts, and prepare schedules of rates. It involves analyzing factors like specifications, quantities and costs of materials, labor requirements and rates, transportation costs, contractor profits, and more. Sample rate analyses are provided for tasks like earthwork excavation, brick masonry work, plastering work, and concrete work.
This document discusses rate analysis and valuation of properties. It provides information on:
1) Rate analysis is determining the cost per unit of work based on material, labor, and other costs. Rates vary by location. Rate analysis is used to determine actual costs, optimize efficiency, and revise rates due to cost changes.
2) Valuation estimates the fair price or value of a property based on type, location, quality, size, and other factors. It is used for buying/selling, taxation, rent calculation, loans, and more. Valuation considers cost, depreciation, income, expenses, and taxes to determine present value.
3) Key terms like market value, scrap value, salv
This document provides an overview of a multi-story residential building project constructed by the Rajasthan Housing Board. It discusses the project details, company overview, construction materials used including cement, aggregates, reinforcement, foundation preparation, equipment, brick masonry bonds, plastering, and building bylaws. The presentation covers the construction process and materials in detail to familiarize the trainee with multi-story building construction.
The document discusses various types of construction contracts and tendering processes. It defines a tender as an invitation from an owner to contractors to execute work at a specified cost and time. There are different types of tenders including open, sealed, limited, and single tenders. Key aspects of the tendering process include tender forms, documents, notices, evaluation criteria, acceptance procedures, contract documents, deposits, and measurements. Different types of construction contracts are also summarized such as lump-sum, item rate, percentage rate, cost plus, and turn-key contracts.
The document discusses key concepts related to project cost estimation including:
1) Estimates are prepared before construction to anticipate probable costs by computing quantities and costs of materials, labor, and other expenses.
2) Drawings and specifications are used to estimate quantities of materials and work.
3) Rates for materials, labor, transportation and other costs are used to calculate unit costs for items.
4) Different types of estimates are prepared at various stages including preliminary, plinth area, cube rate, detailed, revised, and annual maintenance estimates.
Detailed specification of an item of work specifies the quantities of materials, proportion of mortar, workmanship, method of preparation & execution and method of measurement.
Detailed specifications of different items of works are prepared separately and describe what the work should be and these shall be executed and constructed.
This document provides an introduction to the subject of estimating and costing for the 2nd year intermediate vocational course in construction technology. It discusses key definitions like estimating, costing, and procedures for estimating. The importance of estimation and costing is explained. The data required for preparing an estimate like drawings, specifications, and rates is described. The document also discusses complete estimates, lump sum items, and work charged establishment. Measurement units for different construction items like earthwork, concrete, masonry, woodwork, and finishing works are listed with the applicable unit of measurement and payment.
It is used as a mould for a structure in which fresh concrete is poured only to harden subsequently.
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beam formwork
steel formwork
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mdf advantages and disadvantages
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advantage steel and construction
advantages of steel
disadvantages of steel structures
examples of advantages and disadvantages
advantages and disadvantages of surveys
wiki advantages and disadvantages
steel formwork design
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This document is a project report on the estimation of a building submitted by a group of civil engineering students at Himalayan Institute of Engineering & Technology. It includes calculations of the volumes of concrete required for columns, beams, slabs, and footings. It also includes calculations of the quantities of brickwork and steel reinforcement required. The project was carried out under the guidance of a faculty member and aims to provide practical experience in building estimation.
The document discusses reinforced cement concrete (RCC), including its history, materials, specifications, and advantages/disadvantages. RCC uses steel reinforcement embedded in concrete to resist tensile, shear, and sometimes compressive stresses. François Coignet is considered a pioneer of RCC, building the first reinforced concrete structure in 1853. Proper proportions and mixing of cement, aggregates like sand and gravel, and water are needed to produce durable concrete. Precast concrete involves casting pieces off-site then transporting them for assembly.
This document provides an overview of ready-mix concrete (RMC). It discusses the history and development of RMC, which originated in Germany in 1903 and was first used in the United States in 1913. The document outlines the objectives, materials, equipment, and processes involved in RMC production. Key points include that RMC is a premixed concrete that uses aggregates, cement, water and sometimes additives. It is produced in batching plants then transported and mixed in transit mixers for delivery. The document also reviews quality checks, specifications, merits and limitations of using RMC.
This document provides information on estimating earthwork and excavation quantities for civil engineering projects. It discusses:
- Common types of excavation like soft soil, hard soil, mud, soft rock, and hard rock.
- Methods for calculating excavation volumes based on length, breadth, depth, and classification of materials.
- Considerations for excavating foundations including ensuring vertical sides and level bottoms before pouring concrete.
- Methods for calculating quantities of earthwork for roadworks using cross-sectional areas, prismoidal formulas, and mean heights.
This presentation covers introduction to Estimating and costing and its importance. Also, types of estimation, different terms and provisions used in estimating, are explained in it. Format of measurement sheet and abstract sheet and the rate analysis has been covered in this presentation. It can be helpful to study basics of estimating and costing.
The document discusses plastering and pointing techniques. Plastering involves applying a thin coat of mortar to walls and surfaces to make them smooth. Three types of mortar are described for plastering - lime, cement, and lime-cement mixes. The process of plastering involves preparing the surface, applying coats of mortar such as rendering and floating coats, and finishing. Pointing involves filling mortar joints between masonry units. Different types of pointing styles are outlined such as flush, recessed, and tuck pointing. Common defects in plaster like cracking and remedies are also mentioned.
This document discusses different types of foundations, including shallow and deep foundations. Shallow foundations include spread footings, combined footings, strap footings, and raft/mat foundations. Deep foundations include pile foundations, pier foundations, and caisson/well foundations. It also discusses considerations for foundations on expansive black cotton soil, recommending methods like strip foundations, pier foundations, and under-reamed pile foundations.
Ferrocement is a thin reinforced concrete made of wire mesh and cement mortar. It was introduced in 1943 and offers high strength and flexibility compared to conventional concrete. Ferrocement consists of thin layers of wire mesh embedded in and covered by a sand-cement mortar mix, with a typical ratio of 5% wire mesh to 95% mortar. It can be formed into various shapes by hand or machine and has applications in construction, agriculture, transportation and more due to its strength, versatility and affordability.
Joints are easy to maintain and are less detrimental than uncontrolled or uneven cracks. Concrete expands & shrinks with variations in moisture and temp. The overall affinity is to shrink and this can cause cracking at an early age. Uneven cracks are unpleasant and difficult to maintain but usually do not affect the integrity of concrete.
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construction joint vs expansion joint construction joint vs control joints idewalk control joint spacing concrete wall control joints expansion joint concrete construction joint concrete concrete joints control joint
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The document discusses different approximate estimating methods used to prepare preliminary cost estimates for civil engineering projects. These include the service unit method, plinth area rate method, cubical content method, typical bay method, and approximate quantity method. Approximate estimates are prepared early in the project planning process to get a rough idea of probable costs and assess project feasibility before committing resources to detailed design and planning.
This document provides an overview of concrete, including its composition, properties, production process, and testing. Some key points:
- Concrete is a composite material made of cement, fine and coarse aggregates, and water. It can be classified based on its cementing material, mix proportions, performance specifications, grade, density, and place of casting.
- The production of concrete involves batching, mixing, transporting, placing, compacting, curing, and finishing. Proper batching and mixing are important to ensure uniform strength. Compaction removes entrapped air for maximum strength. Curing maintains moisture for proper hardening.
- Concrete properties depend on water-cement ratio, with maximum theoretical
This document provides guidance on estimating costs for construction projects. It discusses estimating material costs by determining quantities needed from specifications and surveying market prices. Labour costs are estimated by determining the number and wages of required labourers. Other estimated costs include tools/plants, transportation, water, overhead and contractor profit. Sample calculations are provided to estimate costs for excavation work, brickwork, plastering and concrete work based on unit rates of materials, labour and other costs. The estimates are summarized in rate analysis tables for each work item.
The document discusses rate analysis, which is the determination of the rate per unit of work based on the costs of materials, labor, equipment, and other expenses required to complete a project. Rate analysis is used to estimate quantities, determine current rates, estimate project costs, award contracts, and prepare schedules of rates. It involves analyzing factors like specifications, quantities and costs of materials, labor requirements and rates, transportation costs, contractor profits, and more. Sample rate analyses are provided for tasks like earthwork excavation, brick masonry work, plastering work, and concrete work.
This document provides information and examples on analyzing construction rates. It begins by defining rate analysis as determining the cost of work items based on required materials, labor, and their prices. Sample rate analyses are then shown for excavation, filling, and concrete work. Equations for calculating material quantities are provided. The document concludes with a full example rate analysis for a conglomerate floor involving concrete and sand filling over a 10 square meter area.
This document provides a rate analysis for 10 cubic meters of reinforced cement concrete (RCC) slab with a mix ratio of 1:2:4.
The rate analysis calculates costs for materials, labor, equipment rental, water charges, and contractor profit. Material costs include cement, sand, coarse aggregate, and steel reinforcement. Labor costs account for masons for mixing, transporting, placing, binding, and shuttering.
The total cost is Rs. 84,996, to which water charges of 1.5% and 10% contractor profit are added. The final rate calculated per cubic meter of RCC slab is Rs. 9,477.
This document defines rate analysis in civil engineering projects as determining the rate of work like earthwork, concrete work, etc. It discusses factors that influence rates like material specifications, quantities, labor costs, transportation costs, and profit. Rate analysis is important to determine actual unit costs, economical use of materials, cost of extra work, and revising rates due to cost changes. The document provides examples of labor classification, lead statements to calculate material transportation costs, and defines lead and lift terms for earthwork.
This document discusses the analysis of rates for construction projects. It provides information on how to calculate rates based on material and labor costs. The key points are:
1. Rates are analyzed by determining costs of materials, labor, tools/plants, transportation, water charges, and contractor's profit for each item of work.
2. Example calculations are provided to determine the materials required for 1 cubic meter of cement concrete and lime concrete.
3. A sample rate analysis is shown for excavation work, earth filling, and cement concrete in foundations based on local material and labor costs.
Estimating and valuation involves calculating the costs and quantities of materials needed for construction works. The estimated cost is the theoretical cost while the actual cost is the final expenditure after completion. Estimates are prepared for various purposes like providing cost ideas, inviting tenders, and construction scheduling. Valuation is assessing the current fair value of a property based on factors like location, condition, and supply and demand. It is used for activities like buying/selling, loans, taxes, and insurance.
Rate analysis determines the cost per unit of a construction item. It includes costs of materials, labor, contractor profit (10-15%), and overhead (5-10%). Material rates include transportation costs if sourced from over 8km away. Labor rates vary by location. Rate analysis is used to determine current local rates, evaluate contractor bids, plan projects, and set labor contract rates. It calculates costs based on specifications, quantities, locations, and contractor expenses. Overhead includes office costs, rents, taxes, and supervision not directly related to the job. The document provides labor quantities for various construction tasks and sample rate calculations for concrete mixes.
The document discusses the analysis of rates for construction items. It provides information on determining rates from quantities of materials and labor costs. Various construction rates are listed for materials like bricks, sand, cement, as well as labor like masons, plasterers, carpenters. Formulas and examples are given for calculating quantities of materials needed for different construction works and determining their costs to estimate rates per unit.
The document provides instructions for estimating costs for cement mortar, brickwork, and other construction materials. It includes calculations to determine the quantity of cement, sand, bricks, and labor needed for one cubic meter of mortar or brickwork based on given mix ratios. Formulas are provided to estimate the total costs by adding costs for materials, labor, water, and contractor profit. The document also explains how to calculate quantities for different mix ratios and brick sizes.
Fly ash bricks are made from fly ash, lime, gypsum and sand. They are lighter and stronger than clay bricks. Producing fly ash bricks provides an eco-friendly way to dispose of the large amounts of fly ash waste from thermal power plants. The document discusses the market potential, production process, costs, and financial analysis of a proposed fly ash brick manufacturing business. It estimates that a unit producing 60 lakh bricks annually could earn a net profit of 16.47% with a break-even point of 44.4%.
This document outlines the process and steps for construction cost estimating. It begins by defining estimating and differentiating it from calculation. It then describes the key steps in the estimating process: planning and scheduling, project study and data collection, preparing method statements, assessing resource outputs, and calculating direct, overhead and total costs. The document provides examples of calculating labor, equipment and material rates. It also discusses different estimating methods and includes an example cost estimate calculation for a bridge project.
The document discusses the process of estimating for construction projects. It explains that estimates are needed to determine the approximate quantities of materials and labor costs required. There are different types of estimates including approximate estimates which provide an initial cost, and detailed estimates which provide a cost closer to the actual amount. Various methods are described for calculating estimates along with the units of measurement used. Record keeping forms like measurement sheets and abstract sheets are used to document the estimated costs.
The document discusses the process of estimating for construction projects. It explains that estimates are needed to determine the approximate quantities of materials and labor costs for a project. There are different types of estimates including approximate estimates which provide a rough cost and detailed estimates which provide a cost very close to the actual amount. Various methods are described for calculating estimates along with the need to measure quantities accurately. Record keeping forms like measurement sheets and abstract sheets are used to document the estimating process.
This document characterizes and analyzes the use of rice husk ash as a pozzolanic material in concrete as a partial replacement for cement. Researchers conducted experiments replacing cement with rice husk ash at rates from 0-40% in concrete mixes. The rice husk ash was collected from rice mills in Lucknow, India and tested for its pozzolanic properties. Test results showed that compressive strengths were maintained with replacements of up to 10-15% rice husk ash and that rice husk ash can be considered an effective pozzolan. The study concluded that rice husk ash has potential as a supplementary cementitious material to reduce the cost of concrete while providing adequate strength and durability.
The document proposes establishing a business to produce fly ash bricks as an environmentally friendly alternative to traditional clay bricks. Key points:
1) Fly ash, a byproduct of coal combustion in thermal power plants, is currently an environmental pollutant. The business would utilize fly ash to manufacture bricks, eliminating it from the ecosystem.
2) The proposed location is near many coal power plants and industries, ensuring a low-cost supply of fly ash. Government regulations also require fly ash brick use within 100km of power plants.
3) An annual production target of 5.11 million bricks is estimated, requiring 9 acres of land, machinery, 16 employees, and a capital investment of ~Rs. 40 lak
This document estimates the costs for excavation work, lean concrete, hardcore, and concrete work below the lowest floor level of a building. It includes calculations for the material and labor costs to excavate to reduce the ground level, excavate pits for pad footings and stumps, and excavate trenches for ground beams. It also includes cost estimates for lean concrete screeds under pad footings, ground beams, and the ground floor slab, as well as hardcore under these elements. Finally, it provides cost calculations for vibrated reinforced concrete in pad footings, column stumps, ground beams, and concrete beds at different thicknesses. The estimates are based on material quantities and unit rates, with allowances made for labor costs,
This document provides calculations to estimate costs for excavation work, lean concrete, hardcore, and concrete work below the lowest floor level of a building. It includes:
1. Estimates for excavation costs to reduce level, excavate pits for pad footings and stumps, and excavate trenches for ground beams.
2. Estimates for costs of lean concrete and hardcore to lay binding screeds under pad footings, ground beams, and the ground floor slab.
3. Estimates material and labor costs to calculate unit rates for vibrated reinforced concrete for pad footings, column stumps, ground beams, and concrete beds at different thicknesses.
The calculations follow a consistent format of determining
This document provides calculations to estimate costs for excavation work, lean concrete, hardcore, and concrete work below the lowest floor level of a building. It includes:
1. Estimates for excavation costs to reduce level, excavate pits for pad footings and stumps, and excavate trenches for ground beams.
2. Estimates for costs of lean concrete and hardcore to lay binding screeds under pad footings, ground beams, and the ground floor slab.
3. Estimates material, labor, and unit costs for vibrated reinforced concrete for pad footings, column stumps, ground beams, and concrete beds at different thicknesses.
The calculations use data on material costs, labor
International Conference on NLP, Artificial Intelligence, Machine Learning an...gerogepatton
International Conference on NLP, Artificial Intelligence, Machine Learning and Applications (NLAIM 2024) offers a premier global platform for exchanging insights and findings in the theory, methodology, and applications of NLP, Artificial Intelligence, Machine Learning, and their applications. The conference seeks substantial contributions across all key domains of NLP, Artificial Intelligence, Machine Learning, and their practical applications, aiming to foster both theoretical advancements and real-world implementations. With a focus on facilitating collaboration between researchers and practitioners from academia and industry, the conference serves as a nexus for sharing the latest developments in the field.
TIME DIVISION MULTIPLEXING TECHNIQUE FOR COMMUNICATION SYSTEMHODECEDSIET
Time Division Multiplexing (TDM) is a method of transmitting multiple signals over a single communication channel by dividing the signal into many segments, each having a very short duration of time. These time slots are then allocated to different data streams, allowing multiple signals to share the same transmission medium efficiently. TDM is widely used in telecommunications and data communication systems.
### How TDM Works
1. **Time Slots Allocation**: The core principle of TDM is to assign distinct time slots to each signal. During each time slot, the respective signal is transmitted, and then the process repeats cyclically. For example, if there are four signals to be transmitted, the TDM cycle will divide time into four slots, each assigned to one signal.
2. **Synchronization**: Synchronization is crucial in TDM systems to ensure that the signals are correctly aligned with their respective time slots. Both the transmitter and receiver must be synchronized to avoid any overlap or loss of data. This synchronization is typically maintained by a clock signal that ensures time slots are accurately aligned.
3. **Frame Structure**: TDM data is organized into frames, where each frame consists of a set of time slots. Each frame is repeated at regular intervals, ensuring continuous transmission of data streams. The frame structure helps in managing the data streams and maintaining the synchronization between the transmitter and receiver.
4. **Multiplexer and Demultiplexer**: At the transmitting end, a multiplexer combines multiple input signals into a single composite signal by assigning each signal to a specific time slot. At the receiving end, a demultiplexer separates the composite signal back into individual signals based on their respective time slots.
### Types of TDM
1. **Synchronous TDM**: In synchronous TDM, time slots are pre-assigned to each signal, regardless of whether the signal has data to transmit or not. This can lead to inefficiencies if some time slots remain empty due to the absence of data.
2. **Asynchronous TDM (or Statistical TDM)**: Asynchronous TDM addresses the inefficiencies of synchronous TDM by allocating time slots dynamically based on the presence of data. Time slots are assigned only when there is data to transmit, which optimizes the use of the communication channel.
### Applications of TDM
- **Telecommunications**: TDM is extensively used in telecommunication systems, such as in T1 and E1 lines, where multiple telephone calls are transmitted over a single line by assigning each call to a specific time slot.
- **Digital Audio and Video Broadcasting**: TDM is used in broadcasting systems to transmit multiple audio or video streams over a single channel, ensuring efficient use of bandwidth.
- **Computer Networks**: TDM is used in network protocols and systems to manage the transmission of data from multiple sources over a single network medium.
### Advantages of TDM
- **Efficient Use of Bandwidth**: TDM all
Electric vehicle and photovoltaic advanced roles in enhancing the financial p...IJECEIAES
Climate change's impact on the planet forced the United Nations and governments to promote green energies and electric transportation. The deployments of photovoltaic (PV) and electric vehicle (EV) systems gained stronger momentum due to their numerous advantages over fossil fuel types. The advantages go beyond sustainability to reach financial support and stability. The work in this paper introduces the hybrid system between PV and EV to support industrial and commercial plants. This paper covers the theoretical framework of the proposed hybrid system including the required equation to complete the cost analysis when PV and EV are present. In addition, the proposed design diagram which sets the priorities and requirements of the system is presented. The proposed approach allows setup to advance their power stability, especially during power outages. The presented information supports researchers and plant owners to complete the necessary analysis while promoting the deployment of clean energy. The result of a case study that represents a dairy milk farmer supports the theoretical works and highlights its advanced benefits to existing plants. The short return on investment of the proposed approach supports the paper's novelty approach for the sustainable electrical system. In addition, the proposed system allows for an isolated power setup without the need for a transmission line which enhances the safety of the electrical network
Literature Review Basics and Understanding Reference Management.pptxDr Ramhari Poudyal
Three-day training on academic research focuses on analytical tools at United Technical College, supported by the University Grant Commission, Nepal. 24-26 May 2024
Comparative analysis between traditional aquaponics and reconstructed aquapon...bijceesjournal
The aquaponic system of planting is a method that does not require soil usage. It is a method that only needs water, fish, lava rocks (a substitute for soil), and plants. Aquaponic systems are sustainable and environmentally friendly. Its use not only helps to plant in small spaces but also helps reduce artificial chemical use and minimizes excess water use, as aquaponics consumes 90% less water than soil-based gardening. The study applied a descriptive and experimental design to assess and compare conventional and reconstructed aquaponic methods for reproducing tomatoes. The researchers created an observation checklist to determine the significant factors of the study. The study aims to determine the significant difference between traditional aquaponics and reconstructed aquaponics systems propagating tomatoes in terms of height, weight, girth, and number of fruits. The reconstructed aquaponics system’s higher growth yield results in a much more nourished crop than the traditional aquaponics system. It is superior in its number of fruits, height, weight, and girth measurement. Moreover, the reconstructed aquaponics system is proven to eliminate all the hindrances present in the traditional aquaponics system, which are overcrowding of fish, algae growth, pest problems, contaminated water, and dead fish.
Optimizing Gradle Builds - Gradle DPE Tour Berlin 2024Sinan KOZAK
Sinan from the Delivery Hero mobile infrastructure engineering team shares a deep dive into performance acceleration with Gradle build cache optimizations. Sinan shares their journey into solving complex build-cache problems that affect Gradle builds. By understanding the challenges and solutions found in our journey, we aim to demonstrate the possibilities for faster builds. The case study reveals how overlapping outputs and cache misconfigurations led to significant increases in build times, especially as the project scaled up with numerous modules using Paparazzi tests. The journey from diagnosing to defeating cache issues offers invaluable lessons on maintaining cache integrity without sacrificing functionality.
Advanced control scheme of doubly fed induction generator for wind turbine us...IJECEIAES
This paper describes a speed control device for generating electrical energy on an electricity network based on the doubly fed induction generator (DFIG) used for wind power conversion systems. At first, a double-fed induction generator model was constructed. A control law is formulated to govern the flow of energy between the stator of a DFIG and the energy network using three types of controllers: proportional integral (PI), sliding mode controller (SMC) and second order sliding mode controller (SOSMC). Their different results in terms of power reference tracking, reaction to unexpected speed fluctuations, sensitivity to perturbations, and resilience against machine parameter alterations are compared. MATLAB/Simulink was used to conduct the simulations for the preceding study. Multiple simulations have shown very satisfying results, and the investigations demonstrate the efficacy and power-enhancing capabilities of the suggested control system.
Using recycled concrete aggregates (RCA) for pavements is crucial to achieving sustainability. Implementing RCA for new pavement can minimize carbon footprint, conserve natural resources, reduce harmful emissions, and lower life cycle costs. Compared to natural aggregate (NA), RCA pavement has fewer comprehensive studies and sustainability assessments.
CHINA’S GEO-ECONOMIC OUTREACH IN CENTRAL ASIAN COUNTRIES AND FUTURE PROSPECTjpsjournal1
The rivalry between prominent international actors for dominance over Central Asia's hydrocarbon
reserves and the ancient silk trade route, along with China's diplomatic endeavours in the area, has been
referred to as the "New Great Game." This research centres on the power struggle, considering
geopolitical, geostrategic, and geoeconomic variables. Topics including trade, political hegemony, oil
politics, and conventional and nontraditional security are all explored and explained by the researcher.
Using Mackinder's Heartland, Spykman Rimland, and Hegemonic Stability theories, examines China's role
in Central Asia. This study adheres to the empirical epistemological method and has taken care of
objectivity. This study analyze primary and secondary research documents critically to elaborate role of
china’s geo economic outreach in central Asian countries and its future prospect. China is thriving in trade,
pipeline politics, and winning states, according to this study, thanks to important instruments like the
Shanghai Cooperation Organisation and the Belt and Road Economic Initiative. According to this study,
China is seeing significant success in commerce, pipeline politics, and gaining influence on other
governments. This success may be attributed to the effective utilisation of key tools such as the Shanghai
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Batteries -Introduction – Types of Batteries – discharging and charging of battery - characteristics of battery –battery rating- various tests on battery- – Primary battery: silver button cell- Secondary battery :Ni-Cd battery-modern battery: lithium ion battery-maintenance of batteries-choices of batteries for electric vehicle applications.
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Redefining brain tumor segmentation: a cutting-edge convolutional neural netw...IJECEIAES
Medical image analysis has witnessed significant advancements with deep learning techniques. In the domain of brain tumor segmentation, the ability to
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model is rigorously trained and evaluated, exhibiting remarkable performance
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IoU of 98.620%, and a Boundary F1 (BF) score of 83.303%. Notably, a detailed comparative analysis with existing methods showcases the superiority of
our proposed model. These findings underscore the model’s competence in precise brain tumor localization, underscoring its potential to revolutionize medical
image analysis and enhance healthcare outcomes. This research paves the way
for future exploration and optimization of advanced CNN models in medical
imaging, emphasizing addressing false positives and resource efficiency.
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solve this issue, this paper develops a hybrid Deep Learning (DL) model specifically designed for intrusion
detection in smart grids. The proposed approach is a combination of the Convolutional Neural Network
(CNN) and the Long-Short-Term Memory algorithms (LSTM). We employed a recent intrusion detection
dataset (DNP3), which focuses on unauthorized commands and Denial of Service (DoS) cyberattacks, to
train and test our model. The results of our experiments show that our CNN-LSTM method is much better
at finding smart grid intrusions than other deep learning algorithms used for classification. In addition,
our proposed approach improves accuracy, precision, recall, and F1 score, achieving a high detection
accuracy rate of 99.50%.
Harnessing WebAssembly for Real-time Stateless Streaming PipelinesChristina Lin
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2. RATE ANALYSIS
The determination of rate per unit of a particular item
of work, from the cost of quantities of materials, the
cost of labourers and other miscellaneous petty
expenses required for its completion is known as the
Analysis of Rates.
The rates of materials and labour vary from place to
place and hence the rates of different items of works
also vary from place to place.
3. PURPOSE OF RATE ANALYSIS
To determine the current rate per unit of an item.
To calculate the quantity of materials required for the project.
To estimate the number of different categories of labourers required.
To estimate the number and types of equipments required for the proposed
work.
By knowing the rates of different items, to estimate the total cost of
project.
To examine the viability of rates offered by the contractors.
To fix up labour contract rates.
To determine rates of extra items.
To prepare schedule of rates (S.O.R.).
4. Factors affecting rate analysis
1. Material Cost
2. Labour Cost
3. Equipment/Machinery Cost
4. Nature of Work
5. Location of Site
6. Weather
7. Specifications
8. Condition of Contract
9. Time Limit
10.Transportation Cost
11.Availability of Water &
Electricity
12.Contractor’s Profit
13.Overhead Charges
14.Miscellaneous
5. Schedule of Rates (S.O.R.)
Schedule of rates is a list of rates of various items of work, to
facilitate the preparation of estimates, and also to serve as a guide in
settling rates in connection with contract agreements, a schedule of
rates for all items of work is maintained in the form of a printed books
known as schedule of rates (SOR) .
The schedule of rates consists of group of items such as excavation
items, concrete items, masonry items, demolition items, plumbing
items, electrification items etc.
The Central Public Works Department (CPWD),premier construction
organisation of the government of India, maintain printed schedule of
rates book for various items of work and estimate is prepared with
these rates.
7. The capacity of doing work by an artisan or skilled labour in
the form of quantity of work per day (8 hours shift) is known as
Task Work or Out-turn of the labour.
The out turn of work per artisan varies with situations
and locations.
In bigger cities where specialised and experienced labour
is available, the out-turn is greater than in small towns and
country side.
In well organised work, less labour is required.
TASK/ OUT TURN WORK
8. Nature of work
Weather condition
Location of site
Experience, skill and training of a person
Whether the work is to be carried out on daily wages basis or on
Piecework.
Physical or psychological condition of labour.
Labour wages
Incentive to the labours.
Specifications If the specifications of work are rigid, task work will
be less or vice-versa.
Number of labours with mason or artison.
Factors affecting task work
9. DATA REQUIRED FOR THE ANALYSIS OF RATES
Details of all operations involved in carrying out the work
The quantities of materials and their costs
The number of different categories of labourers required,
their working capacity and daily wages.
10. RATES OF ITEMS DEPEND ON:
Specifications of works and material, their quality,
proportion and method of constructional operation.
Quantity of materials and their costs.
Cost of labours and their wages.
Location of site of work and the distances from source and
conveyance charges.
Overhead and establishment charges
Profit and miscellaneous expenses of the contractor
11. ANALYSIS OF RATES
The analysis of rates is worked out for the unit payment of the
particular item of work under two heads.
Materials
Labour
Material Cost + Labour Cost = Cost of Items of Work
Other items included are:
Tools and Plants ( T & P ) = 2.5 to 3 % of the labour cost
Transportation cost more than 8 km is considered
Water charges = 1.5 to 2 % 0f total cost
Contractor ‘ s profit = 10 %
12. COST OF MATERIALS
THE COSTS OF MATERIALS ARE TAKEN AS
DELIVERED AT SITE OF WORK.
This is inclusive of
The first cost (cost at origin),
Cost of transport , railway freight (if any), etc.
Local taxes and other charges.
LEAD STATEMENT
The distance between the source of availability of material and
construction site is known as "Lead " and is expected in Km.
The cost of convenayce of material depends on lead.
This statement is required when a material is transported from
a distant place, more than 8kms (5 miles).
13. COST OF LABOUR
The labour can be classified into the following
Skilled 1st Class
Skilled 2nd Class
Unskilled
The labour charges can be obtained from the standard schedule
of rates.
30% of the skilled labour provided in the data may be taken as
Ist class, remaining 70% as II class.
14. CONTRACTOR’S PROFIT
This is the 6-10% net profit that is allowed to the contractor.
10% profit is not allowed on cement and steel.
MISCELLANEOUS
Lump sum provisions are made for miscellaneous items.
16. [A] Brick Masonary
1. Number of bricks required for 1 m3 of brickwork
Actual size of brick 19 cm x 9 cm x 9 cm
Nominal size of brick
(With Mortar)
20 cm x 10 cm x 10 cm
No. of Bricks required =
1 m3 / (0.20*0.10*0.10)
500Nos.
17. 2. Mortar required for 1 m3 of brickwork
Actual volume of bricks in 1 m3 of brick
masonary =
500 x (0.19 x 0.09 x 0.09)
0.770
Volume of wet mortar in 1m3 of brick
masonary =
1 - 0.77
0.23
For Filling, cut bricks, for bonding, wastages etc. increase this quantity by 15%
Volume of wet mortar (m3) =
0.23 + (0.23 x 15%)
0.23 + (0.23 x 0.15)
0.2645
Volume of dry mortar reduces by 25% when water is added
Volume of dry mortar (m3) =
0.2645 + (0.2645 x 25%)
0.2645 + (0.2645 x 0.25)
0.33
18. 3. Materials required for 10 m3 of brickwork (1:6)
Number of bricks required for 1 m3 of brickwork = 500
Number of bricks required for 10 m3 of brickwork = 5000
Proportion of mortar (1:6)
Volume of dry mortar = 3.3 m3
(C:S) = (1:6) = 7
Cement =
1/7 x 3.3
0.4714 m3
0.4714/0.035 (to convert volume into no of bags.)
13.47
Say 14 Bags
Sand =
6/7 x 3.3
2.83 m3
19. [B] Concrete Work
For 1 m3 of wet compacted concrete, dry volume is taken about 52% more.
1 m3 wet concrete = 1.52 m3 dry concrete
Quantity of materials required for (1 : 1.5 : 3) cement concrete (1 m3)
(C:S:A) = (1 : 1.5 : 3) = 5.5
Cement =
1/5.5 x 1.52
0.2764 m3
0.2764/0.035 (to convert volume into no of
bags.)
7.90
Say 8 Bags
Sand =
1.5/5.5 x 1.52
0.415 m3
Aggregate =
3/5.5 x 1.52
0.83 m3
20. [C] Plaster Work
For filling up joints and for uneven surface, 30% more mortar is required.
To get dry volume of mortar, wet volume may be further increased by 25%
Materials for 100 m2 area and 12 mm thick plaster (1:4)
Volume of wet mortar =
Area x Thickness
100 x 0.012
1.20
For filling up joints and for uneven surface, 30% more mortar is required.
Volume of wet mortar =
1.20 + (1.20 x 30%)
1.20 + (1.20 x 0.30)
1.56
To get dry volume of mortar, wet volume may be further increased by 25%
Volume of dry mortar =
1.56 + (1.56 x 25%)
1.56 + (1.56 x 0.25)
1.95
Say 2 m3
(C:S) = (1:4) = 5
Cement =
1/5 x 2
0.40 m3
0.40/0.035 (to convert volume into no of bags.)
11.43 Bags
Say 12 Bags
Sand =
4/5 x 2
1.60 m3
22. Earthwork in excavation up to 1.5m depth
For 10 m3
Particulars
Quantity/
Number
Rate
Rs.
Per
Amount
Rs.
1. Labours:
Male Coolie 2 200 day 400
Female Coolie 2 180 day 360
Sundries 20
Total Cost 780
Contractor's Profit
(10% of total
cost) 78
Rate for 10 m3 858
Rate for 1 m3 85.8
Say 86
23. Sand Filling in Foundation and Plinth
For 10 m3
Particulars Quantity/Number
Rate
Rs.
Per
Amount
Rs.
1. Materials:
Sand 10 800 m3 8000
Sundries 20
Total Material Cost 8020
2. Labours:
Male Coolie 1 200 day 200
Female Coolie 1 180 day 180
Bhistie 0.5 200 day 100
Sundries 20
Total Labour Cost 500
Total Cost Rs. 8520
Add 1.5% Water Charges Rs. 127.8
Contractor's Profit (10% of total cost) Rs. 852
Rate for 10 m3 Rs. 9499.8
Rate for 1 m3 Rs. 949.98
Say Rs. 950
24. Brick bat cement concrete in foundation (B.B.C.C.) (1:5:10)
For 10 m3 Quantity Calculation
Particulars
Quantity/
Number
Rate
Rs.
Per
Amount
Rs.
In BBCC work the volume of brick bats
required will be equal to the total volume of
concrete
1. Materials:
For 10 m3 concrete work, 10 m3 brick bats are
required.
Brick bats 10 800 m3 8000
Sand 5 800 m3 4000 Proportation given (1:5:10)
Cement 29 280 bag 8120 Volume of sand required = 5 m3
Sundries 50
Volume of cement required =
1/5 x 5
Total Material Cost 20170 1 m3
2. Labours: 1 / 0.035
Male Coolie 3 200 day 600 28.57
Female Coolie 6 180 day 1080 Say 29 bags
Bhistie 2 200 day 400
Sundries 50
Total Labour Cost 2130
Total Cost Rs. 22300
Add 1.5% Water
Charges Rs.
334.5
Contractor's Profit
(10% of total cost)
Rs.
2230
Rate for 10 m3 Rs. 24864.5
Rate for 1 m3 Rs. 2486.45
Say Rs. 2487
25. Brick bat Lime concrete in foundation (B.B.L.C.) (1:4:8)
For 10 m3 Quantity Calculation
Particulars
Quantity/
Number
Rate
Rs.
Per
Amount
Rs.
In BBLC work the volume of brick bats
required will be equal to the total volume of
concrete
1. Materials:
For 10 m3 concrete work, 10 m3 brick bats are
required.
Brick bats 10 800 m3 8000
Sand 5 800 m3 4000 Proportation given (1:4:8)
Lime 1.25 1000 m3 1250 Volume of sand required = 5 m3
Sundries 50
Volume of cement required =
1/4 x 5
Total Material Cost 13300 1.25 m3
2. Labours:
Male Coolie 3 200 day 600
Female Coolie 6 180 day 1080
Bhistie 2 200 day 400
Grinding of lime
mortar
L.S. 1000
Sundries 50
Total Labour Cost 3130
Total Cost Rs. 16430
Add 1.5% Water
Charges Rs.
246.45
Contractor's Profit
(10% of total cost)
Rs.
1643
Rate for 10 m3 Rs. 18319.45
Rate for 1 m3 Rs. 1831.945
Say Rs. 1832
26. cement concrete in foundation (C.C.) (1:4:8)
For 10 m3 Quantity Calculation
Particulars
Quantity/
Number
Rate
Rs.
Per
Amount
Rs.
For 1 m3 of wet compacted concrete, dry
volume is taken about 52% more.
1. Materials: 1 m3 wet concrete = 1.52 m3 dry concrete
Cement 34 280 bags 9520 10 m3 wet concrete = 15.2 m3 dry concrete
Sand 4.68 800 m3 3744
Aggregate 9.36 1000 bag 9360 Proportation given (1:4:8) = 13
Sundries 50
Volume of cement required =
1/13 x 15.2
Total Material Cost 22674 1.17
2. Labours: 1.17 / 0.035
Mistry 0.5 400 day 200 33.43
Mason 1 300 day 300 Say 34 bags
Male Coolie 7 200 day 1400
Volume of sand required =
4/13 x 15.2
Female Coolie 11 180 day 1980 4.68
Bhistie 2.5 200 day 500
Volume of sand required =
8/13 x 15.2
Sundries 50 9.35
Total Labour Cost 4430
Total Cost Rs. 27104
Add 1.5% Water
Charges Rs.
406.56
Contractor's Profit
(10% of total cost)
Rs.
2710.4
Rate for 10 m3 Rs. 30220.96
Rate for 1 m3 Rs. 3022.096
Say Rs. 3022
27. R.C.C. work for slab (1:2:4)
For 10 m3 Quantity Calculation
Particulars
Quantity/
Number
Rate
Rs.
Per
Amount
Rs.
For 1 m3 of wet compacted concrete, dry volume is taken
about 52% more.
1. Materials: 1 m3 wet concrete = 1.52 m3 dry concrete
Cement 64 280 bags 17920 10 m3 wet concrete = 15.2 m3 dry concrete
Sand 4.34 800 m3 3472
Aggregate 8.68 1000 bag 8680 Proportation given (1:2:4) = 7
Steel (1%) 785 45 Kg 35325
Volume of cement required =
1/7 x 15.2
Binding wire 8 50 Kg 400 2.17
Sundries 50 2.17 / 0.035
Total Material Cost 65847 62.00
2. Labours: Say 64 bags
Labour for mixing,
transportation and placing
concrete, including curing
10 300 m3 3000
Volume of sand required =
2/7 x 15.2
Cost of hiring mixture and
vibrator
L.S. 750 4.34
Labour for bending, cutting,
placing reinforcement steel
785 5 Kg 3925
Volume of aggregate required =
4/7 x 15.2
Labour for centering and
shuttering
L.S. 5000 8.69
Sundries 50
Total Labour Cost 12725 Assume 1% steel of the volume of wet concrete
Volume of steel required =
1% of 10 m3
Total Cost Rs. 78572 0.01 x 10
Add 1.5% Water Charges
Rs.
1178.58 0.1
Contractor's Profit (10% of
total cost) Rs.
7857.2
Rate for 10 m3 Rs. 87607.78 Density of steel =7850 kg/m3
Rate for 1 m3 Rs. 8760.778
Mass of steel =
0.1 x 7850
Say Rs. 8761 785
For 100 kg of steel 1 kg binding wire required
For 785 kg of steel 7.85 (~ 8) kg binding wire required
28. R.C.C. work for beam & Column (1:1.5:3)
For 10 m3 Quantity Calculation
Particulars
Quantity/
Number
Rate
Rs.
Per
Amount
Rs.
For 1 m3 of wet compacted concrete, dry volume is taken
about 52% more.
1. Materials: 1 m3 wet concrete = 1.52 m3 dry concrete
Cement 80 280 bags 22400 10 m3 wet concrete = 15.2 m3 dry concrete
Sand 4.14 800 m3 3312
Aggregate 8.28 1000 bag 8280 Proportation given (1:1.5:3) = 5.5
Steel (1%) 1570 45 Kg 70650
Volume of cement required =
1/5.5 x 15.2
Binding wire 16 50 Kg 800 2.76
Sundries 50 2.76 / 0.035
Total Material Cost 105492 78.86
2. Labours: Say 80 bags
Labour for mixing,
transportation and placing
concrete, including curing
10 300 m3 3000
Volume of sand required =
1.5/5.5 x 15.2
Cost of hiring mixture and
vibrator
L.S. 1000 4.15
Labour for bending, cutting,
placing reinforcement steel
1570 5 Kg 7850
Volume of aggregate required =
3/5.5 x 15.2
Labour for centering and
shuttering
L.S. 5000 8.29
Sundries 50
Total Labour Cost 16900 Assume 2% steel of the volume of wet concrete
Volume of steel required =
2% of 10 m3
Total Cost Rs. 122392 0.02 x 10
Add 1.5% Water Charges
Rs.
1835.88 0.2
Contractor's Profit (10% of
total cost) Rs.
12239.2
Rate for 10 m3 Rs. 136467.08 Density of steel =7850 kg/m3
Rate for 1 m3 Rs. 13646.708
Mass of steel =
0.2 x 7850
Say Rs. 13650 1570
For 100 kg of steel 1 kg binding wire required
For 1570 kg of steel 15.70 (~ 16) kg binding wire required
29. 1st class brickwork in super structure C.M.=1:6
For 10 m3 Quantity Calculation
Particulars
Quantity/
Number
Rate
Rs.
Per
Amount
Rs.
For 1 m3 of brickwork, 500 nos of bricks
required
1. Materials:
For 10 m3 of brickwork, 5000 nos of bricks
required
Cement 14 280 bags 3920
Sand 2.83 800 m3 2264
For 10 m3 of brickwork, 3.3 m3 mortar is
required
Brick 5000 4000 1000 nos. 20000 Proportation given (1:6) = 7
Sundries 50
Volume of cement required =
1/7 x 3.3
Total Material Cost 26234 0.47
2. Labours: 0.47 / 0.035
Mistry 0.5 400 day 200 13.43
Mason 7 300 day 2100 Say 14 bags
Male Coolie 7 200 day 1400
Volume of sand required =
6/7 x 3.3
Female Coolie 7 180 day 1260 2.83
Bhistie 2 200 day 400
Sundries 50
Total Labour Cost 5410
Total Cost Rs. 31644
Add 1.5% Water
Charges Rs.
474.66
Contractor's Profit
(10% of total cost) Rs.
3164.4
Rate for 10 m3 Rs. 35283.06
Rate for 1 m3 Rs. 3528.306
Say Rs. 3530
30. Brickwork in 10 cm thick partition wall in C.M. 1:4
For 10 m2 Quantity Calculation
Particulars
Quantity/
Number
Rate
Rs.
Per
Amount
Rs. Volume of partition wall =
0.1 x 10
1. Materials: 1
Cement 2 280 bags 560
Sand 0.264 800 m3 211.2 For 1 m3 of brickwork, 500 nos of bricks required
Brick 500 4000 1000 nos. 2000 For 1 m3 of brickwork, 0.33 m3 mortar is required
6 mm dia M.S. bar 9 45 kg 405
Sundries 25 Proportation given (1:4) = 5
Total Material Cost 3201.2
2. Labours:
Volume of cement required =
1/5 x 0.33
Mason 1 300 day 300 0.07
Male Coolie 1 200 day 200 0.07 / 0.035
Female Coolie 1 180 day 180 2.00
Bhistie 0.25 200 day 50 Say 2 bags
Sundries 25
Volume of sand required =
4/5 x 0.33
Total Labour Cost 755 0.264
Total Cost Rs. 3956.2
Add 1.5% Water
Charges Rs.
59.343
Contractor's Profit
(10% of total cost) Rs.
395.62
Rate for 10 m3 Rs. 4411.163
Rate for 1 m3 Rs. 441.1163
Say Rs. 440
31. Plaster Work
12 mm thick plaster in C.M. 1:4
For 100 m2 Quantity Calculation
Particulars
Quantity/
Number
Rate
Rs.
Per
Amount
Rs. Volume of wet mortar =
0.012 x 100
1. Materials: 1.2 m3
Cement 11.5 280 bags 3220
Sand 1.6 800 m3 1280
For filling up joints and for uneven surface, 30% more mortar is
required.
Sundries 25
Total Material Cost 4525
Volume of wet mortar =
1.2 + 1.2 x 0.30
2. Labours: 1.56 m3
Mistry 0.25 400 day 100
Mason 10 300 day 3000
To get dry volume of mortar, wet volume may be further
increased by 25%
Male Coolie 10 200 day 2000
Female Coolie 10 180 day 1800
Volume of wet mortar =
1.56 + 1.56 x
0.25
Bhistie 2 200 day 400 1.95 m3
Sundries 25 ~ 2 m3
Total Labour Cost 7225
Proportation given (1:4) = 5
Volume of cement required =
1/5 x 2
0.40 m3
Total Cost Rs. 11750 0.40 / 0.035
Add 1.5% Water
Charges Rs.
176.25 11.43
Contractor's Profit (10%
of total cost) Rs.
1175 Say 11.5 bags
Rate for 100 m2 Rs. 13101.25
Volume of sand required =
4/5 x 2
Rate for 1 m2 Rs. 131.0125 1.600 m3
Say Rs. 132