UNIT-V FMM.HYDRAULIC TURBINE - Construction and working
Muscat Airport Construction
1. Muscat Airport Construction Record
Shown using 3D Animations, Footage & Images.
David H Moloney
10th June 2016
Brief Description
The purpose of this presentation is to give an
understanding of the Methods, Plant and
Sequence to construct an Airport.
This presentation can be used to engage
Stakeholders and to get the Site Teams
commitment to the programme.
Also can be used for Induction Training and as a
way to capture and share knowledge.
High in Educational Value and easily
understood.
This Video Presentation is innovative and has
many beneficial uses.
Pause to read the details on the slides.
ⓒ David H Moloney
4. Contractor’s Temporary Site Facilities
ⓒ David H Moloney
General
Items
Brief Description
Contractors Site facilities comprise:
Offices, Canteens, Toilets, Drying Rooms,
Stores, Plant Yard, generators and
Workshops.
7. Sheet Pile Temporary Shaft
ⓒ David H Moloney
General
Items
Brief Description
Sheet Pile Temporary shaft is used to enable an
excavation for a deep structure.
The construction sequence is:
Install sheet-piles.
Excavate and install bracing.
Excavate to final level.
Construct concrete structure.
Backfill, remove bracing and sheet-piles
8. Sheet pile Temporary Shaft
ⓒ David H Moloney
General
Items
3D Animation to show Sequence
9. Dewatering
ⓒ David H Moloney
General
Items
Brief Description
Construction dewatering is the removal or drainage of
groundwater and or surface / rain water usually by
pumping to keep the works dry.
12. Water Pollution Prevention
ⓒ David H Moloney
General
Items
Brief Description
Pumped and rain water that is contaminated with clay and
silt needs to be treated prior to discharge from site.
Settlement ponds and settlement tanks are two methods
21. Climbing Tower Cranes
Brief Description
A climbing tower crane lifts itself up using a climbing
attachment with hydraulic jacks that surrounds the mast.
The climbing attachment lifts itself up off the erected mast
and inserts a new mast section.
Rail mounted Tower Cranes layout plan and photographs for
airport passenger terminal building, showing the tower
cranes locations, rail track travel range and working area
coverage.
General
Items
26. Staff Offices for Departments
Department Functions
Planning Planning & Progress Monitoring
HSSE Health, Safety, Security & Environmental
Quality Assurance Quality Control
Procurement Materials & Subcontractors
Engineering Shop drawings & submissions
Quantity Surveying Monthly & final accounts
Document Control Distribution of Construction Information to Site Team
Plant & Equipment Hiring, Fuelling & Maintenance of Plant
I.T. Computers, software & Internet
Administration Payments
Human Resources
35. Vibro Compaction - Sequence, Plant & Methods
ⓒ David H Moloney
Geotechnical
Brief Description
Vibro compaction is used to compact granular
ground to improve its load bearing capacity and
reduces the seismic liquefaction potential. Used
for the Palm Islands in Dubai.
A vibrator suspended from a crane is used and
inserted to a triangular grid pattern.
36. Vibro Compaction - Sequence, Plant & Methods
ⓒ David H Moloney
Geotechnical
37. Stone Columns ⓒ David H Moloney
Geotechnical
Brief Description
Stone columns are used to improve the load
bearing capacity of ground.
Top feed vibrators suspended from an excavator or
crane along with loading shovels are used.
The stone columns are constructed to a triangular
grid pattern.
41. Excavate & Load, Cart, Tip & Return
Brief Description
Cycle Time for 7km haulage distance
using an Excavator 45 tonne weight
and Dumper with a 40 tonne capacity,
the cycle time is 34 minutes
Earthworks
7 minutes
14 minutes
3 minutes
14 minutes 7 km
7 km
44. Rock - Excavability
Brief Description
The excavability of rock depends
mainly on the rock strength and the
layer thickness. This diagram shows
excavation methods for rock of
various strengths and thicknesses,
with a free face.
ⓒ David H Moloney
Earthworks
49. Existing Underground Utilities
ⓒ David H Moloney
Earthworks
Brief Description
Before digging
establish the location
and route of
underground cables.
Locator to find Utilities
57. Concrete Batching Plant David H Moloney
ⓒ David H Moloney
Brief Description
Concrete batching plant comprises -
concrete mixer, control cabin, silos for
cement and fly ash, aggregate bins and
conveyor belt system to feed the mixer.
Also aggregate storage bays and water
storage tanks.
Concrete
62. Concrete Batching Plant David H Moloney
ⓒ David H Moloney
Brief Description
.
The mixing is computer controlled
and has a dynamic screen display,
showing the process. The material
storage capacity is, to match two
days concrete production.
Concrete
63. Quarry & Aggregate Production
ⓒ David H Moloney
Concrete
Brief Description
Quarry and Aggregate Production. Rock is
blasted free from a quarry face and fragmented.
The blasted rock is crushed and screened to
produce different size ranges of aggregates
73. Reinforcement Cutting & Bending Yard David H Moloney
ⓒ David H Moloney
Reinforcement in 12 m lengths. Delivery in 3 ton Bundles Reinforcement cut to length by Shearing Machine
Reinforcement Bent to Shape by Bending Machine Reinforcement that is cut and bent is Bundled for delivery to work site
Concrete
74. Reinforced Wall Construction Sequence
ⓒ David H Moloney
Concrete
Brief Description
The sequence to construct a reinforced concrete wall is as
follows:
Tie the reinforcement.
Erect stop-ends and the wall shutters.
Pour and vibrate the concrete mix.
Remove the shutters after the concrete has hardened.
.
Cycle Time
Pour per Day
76. Reinforced Structure Construction Sequence
ⓒ David H Moloney
Concrete
Brief Description
The general sequence to construct a reinforced concrete tank
is as follows-
1. Construct the floor and wall panels in a hit and miss pattern.
2. Construct the floor and wall corners and T shape panels.
3. Construct the roof working outwards from the back.
79. Bridge & Post-tensioning
Concrete
Brief Description
The sequence to post-tension a bridge
deck is as follows;
Fix the ducts and anchorages.
Install the stressing strand.
Concrete the deck.
Stress the strands and lock at
anchorages.
Grout the ducts.
124. Cable Laying
ⓒ David H Moloney
Cable Drum Stand Cable pulled on rollers
Cable Winch
Cable Drum Unloading Cable on rollers Cable Testing prior to Backfilling
Miscellaneous
129. Airport Roof Truss
ⓒ David H Moloney
Structural
Steel
Brief Description
Roof Truss 190 tonne in weight. Sections welded together on
trestles and the truss is lifted into position.
140. Roof Covering
ⓒ David H Moloney
Structural
Steel
Brief Description
Sequence is
Fix bottom sheet
Fix Vapour barrier
Fix Top Hat section and clips
Fit Insulation
Fix top sheet
149. Structural Steel Building Multi Storey
ⓒ David H Moloney
Step 1 Set-out Grid Lines Step 2 Holding Down Bolts Step 3 Erect 1st level use core for stability
Step 4 Complete 1st Level Step 5 Erect following Levels Step 6 Plumb & Align Structure
3D images to show Construction Sequence.
Structural
Steel
150. Steel Building Single Storey
ⓒ David H Moloney
Structural
Steel
Brief Description
Sequence to erect a structural
steel single storey portal building.
152. Structural Steel Building Single Storey
3D images to show Construction Sequence.
ⓒ David H Moloney
Step 1 Set-out Grid Lines Step 2 Holding Down Bolts Step 3 Erect 1st Bay
Step 4 Erect 2nd Bay Step 5 Erect following Bays
Structural
Steel
199. Micro Tunnelling
Brief Description
Micro tunnelling is used to dig small tunnels
where a tunnelling boring machine is
controlled from a cabin at ground level
Tunnels
204. Horizontal Directional Drilling
Pipework
Brief Description
Horizontal Directional Drilling under a taxiway.
Process
1. A pilot hole id drilled to the designed profile
2. A reamer is pulled back through the hole to enlarge it
3. A pipe string is pulled into the hole.
233. Progress Monitoring & Reporting - Dashboard
ⓒ David H Moloney
Brief Description
Dashboard is a single page, graphical representation of current progress and historical trends
234. Histogram Charts for Resources & Outputs
Manpower per Discipline
Concrete per Location
Man-hours for each month of the Project
Quantity for each month of the Project
ⓒ David H Moloney
Brief Description
Histograms shows resources etc. for each month of a project.
236. Daily Work Record
Brief Description
Daily Work Records showing the
allocation of resources, materials and
work activities carried out daily.
237. Organogram
Brief Description
Shown are the line and
lateral relationships
between the various team
members and their relative
position in the site
organisation.
239. Time Chainage Diagram
Brief Description
The chart has two axis: one for time and the other for location
A legend explains meaning of the colours, symbols and line types
Legend