C4 - Scope of Work.pdf

Tender ADC-2023-045 Consultancy Service For Engineering Study And Design Of Workshop For New Building Projects
Section C4, Scope of Work Page 1 of 13
C4, SCOPE OF WORK

1. Scope of Work
1.1 Objective of SOW
The scope of services for the Consultant is the complete the full design and supervision of Asyad
Dry Dock New Workshop for ship building projects at Duqm The Scope of Services shall include,
but not be limited to, providing Space Planning, concept design, schematic design, geotechnical
investigation, detailed structural analysis and design, surveying , quality control, cost estimation
and project management throughout the project phases and construction supervision until final
handover and defect liability period.
The Consultant will act as lead Consultant and employ and/or engage all required sub-consultant
associated in the Engineering Consultancy services to successfully develop and complete design,
Project Management, and construction supervision. This qualified team shall provide overall
management and design of the project in different disciplines such as architecture; Structures;
engineering; landscaping; field surveying, quantity surveying, MEP and other design, construction
supervision and Project management services.
The Consultant shall ensure that the designs are coordinated with the objectives and deliveries of
overall development of the project, authorities’ approvals and to the ASYAD DRYDOCK’s approval.
The Consultant shall continuously co-ordinate with all involved parties from the ASYAD DRYDOCK
and other consultants working in the Project, and with all relevant Authorities to ensure
comprehensive coordination and excellent execution of project are performed across the scope
of works outlined below: The Project Consultant will be expected to execute the following Phases
to the ASYAD DRYDOCK satisfactory completion of:
Phase 1: Design stage; Information Gathering, Spaces Planning and Conceptual Design including
Materials Inventory Journeys, Schematic Design, Design Development
Phase 2: Tender Documentation and tender action
Phase 3: Construction & Site Supervisions stage and Defect Liability Period
The Consultant is expected to fulfil the scope of work as below but not limited to the following:
1.2 General
i. Consultant is expected to plan, design, coordinate, manage, execute, test, inspect and certify
all the activities leading to the construction of New building workshop in Asyad Dry Dock at
Duqm.
ii. The consultation works shall cover all the phases but not limited to the following: entire
project, starting from space planning, conceptual design, schematic design, detailed design,
tender documentation, tendering action, site supervision, contract administration, and
defects liability period.
iii. The scope shall cover the full design of ASYAD DRYDOCK New Workshop including Concrete
design, Structural steelwork design, Mechanical, Electrical and Plumbing (MEP) services,
lighting and acoustics design, Fire-fighting systems, CCTV cameras and other necessary works
required to complete the construction of new workshop.
iv. For project understanding and methodology statement, the Consultant should provide a
concise narrative of the Consultant’s understanding of the project and requirements and a
Methodology Statement to be adopted during each project phase in delivering the services

within the required time frame by demonstrating the samples required as per Scope of
Services. It is mandatory to submit sample plans, reports, forms etc. regardless they are
Normal or Additional Services. The Methodology Statement shall also outline the anticipated
coordination and the critical milestones for decision making by the different concerned
parties.
v. During the tendering stage, Consultant is expected to perform a site visit to the site location at
no extra cost to Asyad Dry Dock. A request for site visit shall be sent to Asyad Dry Dock at
least 48 hours prior to the planned site visit. Asyad Dry Dock will assist in preparation of yard’s
pass to Consultant.
vi. Consultant shall provide qualified personnel with minimum FIVE (5) relevant years of
experience and engage only with experience and competent subcontractor/party in
performing the same scope.
vii. Consultant shall include in the proposal all the cost for site office, travel to site,
accommodation, food and transportation for Consultant’s personnel at site during the
contract period and other relevant cost and expenses.
viii. All Consultant’s personnel deputed at site shall have valid Contractor’s All Risks (CAR)
insurance throughout the working period at no additional cost to ASYAD DRY DOCK.
ix. Consultant shall ensure its personnel comply to ASYAD DRYDOCK HSE rules and regulations at
all time while working at site.
x. Consultant shall conduct benchmarking on best industry design and practices for new
workshop and strive to incorporate them in the deliverables.
xi. Whenever possible, Consultant shall strive to identify opportunity to incorporate local Omani
products and services in the proposed designs, bill of materials, manpower and etc.
1.3 Project Management
i. The Consultant shall prepare a detailed project master plan/schedule that shall be reviewed
and agreed with ASYAD DRYDOCK prior to execution of the project. This includes project
organization chart, breakdown of works, deliverable schedule, project budgeting, roles and
responsibility matrix and others.
ii. For clarity, the proposed work program for the entire project is as below. The work program is
subject to change upon agreement between Consultant and ASYAD DRYDOCK.
No. Stages Duration
1 Planning & Design Stage 3 months
2 Tendering Stage 2 months
3 Construction Stage 12 months
4 Defect Liability Period 12 months

iii. The Consultant shall work together with Civil team from ASYAD DRYDOCK throughout the
work program period.
iv. The Consultant shall establish a proper project communication and reporting system
throughout the contract period. This includes providing the progress update on frequency that
will be agreed with ASYAD DRYDOCK, setting up mechanism to monitor the deliverable
schedule, and others.
v. A proper project cost control mechanism shall be established during the project.
vi. The Consultant shall ensure that the Consultant’s personnel attends all meetings, discussions
or any engagement related to the project either physically or virtually.
vii. The Consultant shall ensure that all the reports, design, minutes of meeting, and other
important documents being properly documented and recorded.
viii. The project is opened to technical/quality/financial/safety audit by any of authorized
personnel/authority to which the consultant will render appropriate assistance to ASYAD
DRYDOCK in discharge of their duties.
ix. Drawing up and putting in place a Quality Assurance Plan as well as a Safety Assurance Plan
along with an appropriate and efficient mechanism to ensure their effective implementation
at site.
x. Obtaining relevant building permits including preparing, expediting, and processing of all
necessary building permits with accordance to Oman Civil defense guidelines.
1.3.1 Phase 1: Planning & Design Stage:
including the Information Gathering, Spaces Planning, Conceptual Design, Schematic Design,
Design Development
1.3.1.1 Conceptual Design
The Consultant should carefully study the ASYAD DRYDOCK new workshop requirements to
prepare and design for the new Workshop such required space/area planning, site preparation,
building structure, electrical, mechanical, plumping, water supply, Telecoms and IT, and all other
required elements for the New Workshop for ship building projects. The Consultant shall carry
out, collect and gather all required technical data, geotechnical study required for new
workshop to understand the operation of ship building projects operation dynamic in ASYAD
DRYDOCK to develop the initial concept design and direction, including but not necessarily
limited to:
 Collection of all required technical data, operation and planning procedures for the ‘new
ship building projects.
 Statements of Project Vision, Design Principles and Sustainability Approach.
 Propose building plan and layouts illustrating the workshop layout and equipment
arrangements required for ship building project’s operations.
 Proposed options available to construct the new warehouse taking into consideration
the time, budget and quality
 Illustrative Conceptual plan, Initial Conceptual design analysis drawings, sketch
illustrations.
 Proposed Design, civil structural, architectural, MEP systems, construction methodology
and other related requirements for ship building projects operations.

 Proposed project time program.
 Preparation of Concept Cost Estimation Plan and BOQ for construction.
1.3.1.2 Schematic Design
 Consultant shall ensure that the design is in accordance with the standards and codes of
practice approved in the Sultanate of Oman.
 Consultant shall provide the layout with all requirements before starting the design.
 The design shall take into account all the requirements of Health, Safety. Environment (HSE)
and Security as specified by relevant authorities and ASYAD DRYDOCK.
 Consultant shall ensure that the design considerations includes the operational requirements
as detailed below:
New Workshop Facility Requirements Reference Details:
 Workshop facilities required dimensions & details
a) Workshop fabrication area
- Clear Length ~ 150 meters X Clear Width ~ 40 meters X Clear Height floor to crane hook
~ 19 meters.
- Workshop sheltered length is 120 meters
- Open Workshop length is 30 meters
- The crane full travel length is 150 meters @100T lifting capacity
b) Staff office: L10m X W8m
c) Meeting room: L8m X W6m
d) Tool store: L30m X W10m
e) Workers Toilet: L10m X W8m X 2 locations
f) Gas cylinders’ storage area: L12m XW6m
 Utility gas & water supply lines
a) The utility lines and manifolds required for operation shall be installed in the right & left
side walls of the workshop.
b) Pressure capacities of each gas & water lines shall be considering the specification
below:
No. Description Required Pressure(bars) Type
1 Oxygen 1 9 High Pressure Line
2 Oxygen 2 5.50 Normal Pressure line
3 LPG 1 1.0 High Pressure Line
4 LPG 2 0.50 Normal Pressure line
5 Compressed Air 8 Normal Pressure line
6 Acetylene gas 1 Normal Pressure line

7 Fresh water 7 Normal Pressure line
8 Fire line
(fresh water for 1”Ø fire hose
reel)
8 Normal Pressure Line
9 Argon 1 Normal Pressure Line
10 Nitrogen 1 Normal Pressure Line
 Workshop ventilations, lightings, fixtures, and other accessories
a) The volume of air flow exchange rate shall be calculated in accordance with the
standards and codes of practice used in Oman.
b) New workshop required illuminance of lightings is 750 lumens/m2
.
c) Workshop MEP, HVAC, fixtures and accessories shall be in accordance with ADC
standards (it will be shared during bidding process).
d)Fire-fighting equipment and fire alarms shall be installed in the new workshop.
e) CCTV cameras required inside and outside workshop.
 Machines, equipment, and tools to be install and operate inside workshop.
For design considerations, the Contractor shall refer and consider the machines and
equipment to be install in the new workshop as per specifications below:
For information, ADC will supply all equipment to be install in the new workshop and the
installation shall be in Contractor’s scope. Arrangement of machine and equipment’s will be
provided by ADC.
 Cutting & Welding machines:

 Press machines
No. Description Quantity Unit
1 600T capacity shipbuilding PLC press
machine with dedicated EOT
crane
1 unit
2 5T capacity gantry crane (PLC press
machine)
2 units
3 5 T capacity Semi-Goliath crane 1 unit
 Lifting Equipment’s
1 50T capacity EOT crane, with 40 m span X
H19m (1no.-trolley @ 50T capacity, 2 nos.
trolley @ 25T capacity
1 unit
2 25T capacity EOT crane, with 40 m span X
H10 m with rotation magnetic lifting
1 unit
3 10T capacity EOT crane, with 40 m span X 2 units
1
CNC plasma 300A cutting & beveling
machine
1 unit
2 Robotic profile cutting line 1 unit
3 Pipe Hydraulic bender 3 units
3 One side welding station 1 unit
4 Profile fitting and tack welding gantry 1 unit
5 Fillet welding gantry 1 unit
6
Pulse MIG welding machine for
aluminum & SS
5 units
7 MIG welding machine 500A (CO2) 90 units
8 Portable welding machines 60 units
9 Plate roller 1 unit
10 Plate shearing machine 1 unit
11 Iron worker machine 1 unit
12 Sub arc welding station 1 unit
13
High definition, high power plasma
cutting machine
1 unit

H10m
4 5T capacity wall mounted crane with 10m
boom length capacity
5 units
5 5 T capacity Pedestal crane 2 units
6 Semi gantry crane 1 unit
 Tools
No. Description Quantity unit
1 Pipe miscellaneous tools (hole saw, stud
shooter, aluminum handling tools)
1 set
2 Mechanical miscellaneous tools (laser
alignment, magnetic drill machine, barrel
pump, portable welding machine, torque
wrench, etc.)
1 set
3 Electrical miscellaneous tools (thermal
imaging camera, cable pulling tools, wire
crimpers, termination tools, etc.)
1 set
 Electricity power Requirement:
 The power voltage supply required for workshop operation of new workshop are 220V
and 415V @ 50Hz.
 Electricity cable lines, sockets, manifolds, and fixtures the power cable connections of
the machines to be install inside workshop shall be considered. The workshop
equipment arrangements shall be based on ADC requirements.
 Workshop Working lights level – 750 lux/m2
 Power source connection from new workshop to substation with RCC utility trench.
 The estimated Power Load to be calculated by the Consultant based on the mentioned
machine above.
 Consultant to provide the different option as per below:
Option 1: to provide the power source using the existing power substation without
additional substation. in this option, all the panel modification, cable works and tunnel
modification to be considered (preferred for cost saving).
Option 2: to provide a new substation design in order to feed the new workshop as per
below design concept:
 New substation design:
The scope involves design of substation building and electrical items as per technical specifications,
considering the basic requirement as per following:

a. Substation building: With windows ,doors, thermal and moisture protection, internal and
external finishing and decoration, trenches for interconnection, firefighting, safety, fire
alarm, earthing system as required, lightning arresters, normal and emergency lighting, air
cooling system, ventilation, outdoor lighting poles and fixtures, interconnecting cables with
necessary commissioning spares and accessories and integration of items along with
associated equipment foundation, structural support, trenches for interconnection as per
standard installation procedures as per latest version of Oman standard and Industrial
practices to achieve operational requirement and to meet and obtaining the requirement of
statutory bodies and their approval.
b. Design the root of laying power cable and signaling cable (fiber optic cable for SCADA
system) laying from main substation to the new substation through existing RCC cable
trenches and necessary cable tray and structural supports.
c.Design of required panels as per the new workshop present and future equipment power rating
and laying of interconnecting cables with required support from substation to new workshop.
d. The Basic requirements of the New Proposal Secondary Substation:
 Main VCB Panel with metering tripping accessories
 11KV Enclosure Panels with metering tripping accessories
 2.0 MVA 11KV/415V Molded Cast Raising Transformers
 LV –ACB Panels with tie ACB
 Required LV feeder panels, Rectifier panels with battery unit
 Fire alarm system, Earthing system, lightning arrestors, CCTV. Lighting system asper
standard.
The estimated Power Load schedule:
No. Description Power
(KW)
Remarks
1 5T GANTRY CRANE FOR PLC PRESSING
MACHINE -2 NO'S
40
2 1ST LAYER CRANES 10T (3 NO'S)+ 5 TON (1
NO)
500 Considering 100T
capacity
3 2ND LAYER CRANES 50T/25T & 100T/50T 1000 Considering 200T
capacity
4 5T JIB WALL CRANES (5 NO'S) 75
5 PLC 600T PRESSING MACHINE (1
NO)
120
6 CNC PLASMA CUTTING & DRILLING
MACHINE (1 NO)
175
7 ROBOT PROFILE CUTTING 120
8 PIPE HYDRAULIC BENDER 100
9 MIG welding machine 500A (CO2) (60 nos.) 3000

10 Pulse MIG welding machine for aluminum
& SS (5 nos.)
3000
11 One side welding station (1 no.) 450
12 Plate roller 120
13 Plate shearing machine 120
14 Pedestal crane (2 units) 100
15 Iron Worker machine 300
16 Sub arc welding station 300
17 High definition, high power plasma cutting
machine
400
18 Semi Gantry crane 350
 However, Consultant has to calculate actual power load required based on requirement provided by
ADC for designing new substation.
 Weather Condition
 Maximum Relative humidity 98-100%
 Temperature Maximum: 50OC, Minimum 05oC, Average:30oC
 Wind velocity (based on historic data of last 50 years)
 Air: Saline
 The total annual average rainfall: (based on historic data of last 50 years)
1.3.1.3 Design Development
 Based on the review, comments, and written approval of the schematic design phase by
the ASYAD DRYDOCK and their authorization to proceed with design development for
the Project, the Consultant shall prepare a design development pack for approval.
 Deliver presentations at 50% design development and 100% design development to the
ASYAD DRYDOCK and the other members of the stakeholders for purposes of approvals,
comments, and coordination. Establish deadlines which clarify the outstanding items /
issues required from the ASYAD DRYDOCK and each design team member.
 Consultant shall ensure that all the designs/layout/drawings/specifications/BOQ to be
completed and approved by ASYAD DRYDOCK within 3 months from the date of
contract awarded.
1.3.1.2 Structural Design and Technical Specifications
Detailed Drawings must include: -
 Architectural Design and Drawing
 Structural Analysis/Design and detailed construction drawings
 3D design inside and outside.
 Rendered plans.
 Detailed elevation with all dimensioning

 Furnished Plans
 Detailed plan with dimension.
 Reflected Ceiling Drawings.
 Electrical Plans.
 Coordinated MEP Drawings
 Detailed plan for IT requirements
 Fire Safety Design, Drawings, Fire Fighting Systems
 Cost Estimation details
 Materials:
 Type of materials and finishes in specification sheets.
 Details selected materials.
 Type of materials and reference.
 Any other material required for construction of new workshop.
1.3.1.3 Bills of Quantities
The Consultant will be expected to prepare and provide Detailed Bills of Quantities(BoQ)
for the project to be used for the tendering and priced bills for the cost estimation of
the project.
The Consultant should also be expected to provide prices for the items described in the
BoQ and specified in the specification of the project for the purpose of Tender
estimation before tendering process start for ASYAD DRYDOCK review and approval.
1.3.2 Phase 2: Tender Documentation and Tender Action
2.0 Consultant to prepare all necessary tender documents, tender drawings, bills of quantities
schedules & specifications, method of measurement and the fair price estimate for the
different components of the building and project timeline. Furthermore, the Consultant shall
also be responsible for providing the General and Particular Conditions of Tender in close
coordination with the ASYAD DRYDOCK.
 Project Construction Scope of Works and Specifications
The Consultant shall prepare and finalize specifications and Construction
Documentation establishing the standards of quality to be achieved and fully describing
the materials, BOQ, systems, equipment, workmanship and performance criteria
required for the Project.
ADC will share the standard document to be followed in order to prepared the tender
document.
 Tender Queries and Addendum
The Consultant will be expected review all Tenderers queries as they relate to the
design and prepare appropriate responses for the ASYAD DRYDOCK’s approval and issue
to Tenderers.
The Consultant shall prepare any addendum to the Tender Documents if and when
required. The Addendum shall be issued to the ASYAD DRYDOCK for issuance to all
Tenderers for incorporation into their Tender.

 Tender Evaluation
The Consultant is responsible to review, study, and analyze the technical proposals
submitted by suppliers during the construction tender. A Tender Report with analysis on
the technical evaluation and recommendation shall be jointly agreed between the
Consultant and ASYAD DRYDOCK representative.
 Tender Negotiation
Assist ASYAD DRYDOCK in pre-agreement negotiations, whenever necessary and
participate in all negotiation stages.
1.3.3 Phase 3: Construction, Site Supervisions stage and Defect Liability Period
Further to award of the Contract, it is envisaged that the Consultant will monitor all aspects of
site and construction activities on site. The Consultant will be required to perform the following
duties:
 Review and approval of all relevant shop drawings and schedules prepared by the Contractor;
 Reply to all the clarification and Requests from construction’s Contractor.
 Approve samples and materials including any alternates or substitutions proposed and
submitted by the Contractor.
 Review and approve quality of ongoing construction and coordinate with the ASYAD
DRYDOCK to issue appropriate instructions to the contractor(s).
 Consultant shall depute competent personnel during the construction stage to provide full
time supervision of the project as per requirement and needed. The personnel will
supervise the construction work to ensure adherence to the drawings, prescribed high
standards of quality and timely completion of the project and verify and certify the
contractor's bills and monitor the progress of the work. Contractor to determine the
number of visits required for each stage based on the Oman standard.
 The Consultant should also expect additional visits as per the requirements of the ADC or
construction company. the contractor must quote (per visit) separately for the same
 Consultant shall check, inspect and perform testing if necessary of materials to be used for
the construction.
 Coordinate any on-site design clarifications, issue, refinement including revising the design
and getting appropriate approval if necessary.
 Verify any change order management for design changes and extra materials.
 The Consultant shall revise construction drawings and documents based on response to
Contractor’s technical questions. The updated construction drawings and documents shall
be reissued with all amendments and addenda as the final and revised Issue for
Construction Drawings and related documents of the project i.e. as the Contract
Drawings/Documents of the project.
 In preparing the Contract documents/drawings, the Consultant shall take care to ensure that
these are complete in all respects and that there are no errors or omissions in relation
thereto which may necessitate the issue of a Variation Order and/or entitle the Contractor
to additional payments under the Construction Contract.

 The Consultant shall ensure that high quality control and assurance are maintained by all
parties during the execution of all stages of the project.
 The Consultant shall consider the implementing HSSE rules, regulations and procedures in
Asyad Drydock.
1.3.4 Defect Liability Period
 Consultant shall cover all the inspection of Works during Defects Liability Period Duties
which includes:
- Inspecting and verifying that the outstanding works have been satisfactorily
completed by the Contractor.
- Instructing the Contractor to remedy defects detected as a result of the Main
Consultant’s inspection of such part of the Works carried out under the Construction
Contract. The Consultant may require the Contractor to investigate the cause of
defects
- Participating, as applicable, in the mechanism agreed upon for the final inspection of
the Project by the Client at the end of the Defects Liability Period.
 Consultant shall collate and verify all As-built drawing that includes performing final check
of the construction against the initial drawing and plan, recommending relevant testing,
addressing the defects, and rectifying the defects of the construction.
 Verify all permit, certificates, final bill from contractor, and other relevant documents
related to the construction.
 Assist ASYAD DRYDOCK in preparation of project close-out report including close-out
meeting with contractor.

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