Construction Methods & Sequence Shown using 3D Animations & Images. David H Moloney 31st May 2016 Brief Description The purpose of this presentation is to give an understanding of the Methods, Plant and Sequence to construct Civil Engineering projects. 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. Pause to read the details on the slides.
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Construction Methods & SequenceShown using 3D Animations & Images.
David H Moloney
31st May 2016
Brief Description
The purpose of this presentation is to give an understanding of the Methods, Plant and Sequence to construct Civil Engineering projects.
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.
Pause to read the details on the slides.
ⓒ David H Moloney
Table of Contents
General Items
Contractor’s Temporary Site Facilities
ⓒ David H Moloney
Genera
l It
em
s
Brief Description
Contractors Site facilities comprise:Offices, Canteens, Toilets, Drying Rooms, Stores, Plant Yard, generators and Workshops.
Contractor’s Temporary Site Facilities
ⓒ David H Moloney
Genera
l It
em
s
Contractor’s Camp for 8,000 persons
ⓒ David H Moloney
Genera
l It
em
s
Sheet Pile Temporary Shaft
ⓒ David H Moloney
Genera
l It
em
s
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
Sheet pile Temporary Shaft
ⓒ David H Moloney
Genera
l It
em
s
3D Animation to show Sequence
Dewatering
ⓒ David H Moloney
Genera
l It
em
s
Brief Description
Construction dewatering is the removal or drainage of
groundwater and or surface / rain water usually by
pumping to keep the works dry.
Dewatering
ⓒ David H Moloney
Genera
l It
em
s
Dewatering by Wellpoints
ⓒ David H Moloney
Genera
l It
em
s
Water Pollution Prevention
ⓒ David H Moloney
Genera
l It
em
s
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
Water Pollution PreventionG
enera
l It
em
s
Traffic Management
ⓒ David H Moloney
Genera
l It
em
s
Brief Description
Traffic management plans are necessary when working on or beside roads
Traffic Management - Realign Motorway under new Bridges
ⓒ David H Moloney
Genera
l It
em
s
Traffic Management - Realign Motorway under new Bridges
ⓒ David H Moloney
Genera
l It
em
s
Traffic Management – Divert Live Traffic onto Realigned Carriageway
ⓒ David H Moloney
Genera
l It
em
s
Temporary Fence type 1
ⓒ David H Moloney
Genera
l It
em
s
Brief Description
Examples of temporary security fences that are higher than the usual
Temporary Fence type 1
ⓒ David H Moloney
Genera
l It
em
s
Temporary Fence type 2
ⓒ David H Moloney
Genera
l It
em
s
Brief Description
Temporary fence on precast beam for airport.
Temporary Fence type 2
ⓒ David H Moloney
Genera
l It
em
s
Site Hoarding examples
ⓒ David H Moloney
Genera
l It
em
s
FalseworkG
enera
l It
em
s
Brief Description
Falsework to support Bridge deck formwork
Geotechnical
Diaphragm Wall Construction - Sequence, Plant & MethodsG
eote
chnic
al
Brief Description
A diaphragm wall is a reinforced concrete wall that is
constructed underground insitu.
A deep narrow trench is excavated in panels and filled
with concrete.
A mechanical grab or cutter suspended from a special
tracked crane is used.
Ground anchors or Bracing used to prevent wall collapsing inwards
Diaphragm Wall Construction - Sequence, Plant & Methods
ⓒ David H Moloney
Geote
chnic
al
Vibro Compaction - Sequence, Plant & Methods
ⓒ David H Moloney
Geote
chnic
al
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.
Vibro Compaction - Sequence, Plant & Methods
ⓒ David H Moloney
Geote
chnic
al
Stone Columns ⓒ David H MoloneyG
eote
chnic
al
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.
Stone Columns
ⓒ David H Moloney
Geote
chnic
al
Earthworks
Much Shifting
Brief Description
Muck Shifting is the process of moving
large quantities of soil and rock. Eart
hw
ork
s
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
Eart
hw
ork
s
7 minutes
14 minutes
3 minutes
14 minutes 7 km
7 km
Loading & HaulageE
art
hw
ork
s
Loading & HaulageE
art
hw
ork
s
Loading & HaulageE
art
hw
ork
s
Loading & HaulageE
art
hw
ork
s
Loading & HaulageE
art
hw
ork
s
Loading & HaulageE
art
hw
ork
s
Loading & HaulageE
art
hw
ork
s
HaulageE
art
hw
ork
s
TippingE
art
hw
ork
s
TippingE
art
hw
ork
s
Spreading & CompactionE
art
hw
ork
s
Spreading & CompactionE
art
hw
ork
s
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
Eart
hw
ork
s
Rock-breakingE
art
hw
ork
s
Rock-breakingE
art
hw
ork
s
Excavate with Roadheader
Drill & Fit Rock Bolts
Spray Mortar as Lining
Excavators with Rock Breaker& Rock Rotary Cutter
Roadheader
Mining E
art
hw
ork
s
Brief Description
Mining. Rock breaking
underground methods.
Rock Bolts installation
to strengthen the rock
and eliminate rock falls.
Spray mortar to line
rock face.
Dredging & ReclamationE
art
hw
ork
s
Brief Description
Dredging is excavation under water.
Reclamation is filling in water to make land.
Dredging & ReclamationE
art
hw
ork
s
Dredging & Reclamation PlantE
art
hw
ork
s
Diverting Existing Underground Utilities
ⓒ David H Moloney
Eart
hw
ork
s
Brief Description
Before digging
establish the location
and route of
underground cables.
Concrete
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.
Concre
te
Concrete Batching Plant
ⓒ David H Moloney
Concre
te
Concrete Batching Plant
ⓒ David H Moloney
Concre
te
Concrete Batching Plant – Computer Controlled
ⓒ David H Moloney
Concre
te
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.
Concre
te
Concrete Batching Plant on Barge for Marine Piles
ⓒ David H Moloney
Concre
te
Quarry & Aggregate Production
ⓒ David H Moloney
Concre
te
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
Quarry & Aggregate Production
ⓒ David H Moloney
Concre
te
Aggregate Production
ⓒ David H Moloney
Concre
te
Reinforcement Cutting & Bending Yard
ⓒ David H Moloney
Concre
te
Brief Description
Reinforcement in 12 m lengths. Delivery in 3 ton Bundles
Reinforcement Cutting & Bending
ⓒ David H Moloney
Concre
te
Reinforcement Cutting & Bending
ⓒ David H Moloney
Concre
te
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
Concre
te
Reinforced Wall Construction Sequence
ⓒ David H Moloney
Concre
te
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
Reinforced Wall Construction Sequence
ⓒ David H Moloney
Concre
te
Reinforced Structure Construction Sequence
ⓒ David H Moloney
Concre
te
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.
Reinforced Structure Construction Sequence
ⓒ David H Moloney
Concre
te
Reinforced Construction Tank, Construction Sequence David H Moloney
ⓒ David H Moloney
Concre
te
Bridge & Post-tensioningC
oncre
te
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.
Bridge & Post-tensioningC
oncre
te
Bridge Concrete DeckC
oncre
te
Bridge Concrete DeckC
oncre
te
Bridge Post Tensioning Deck – Install StrandC
oncre
te
Bridge Post Tensioning DeckC
oncre
te
Bridge Construction Sequence David H Moloney
ⓒ David H Moloney
Concre
te
ViaductC
oncre
te
Brief Description
Shown is the construction of a light rail viaduct where
an overhead gantry was used to lift and place the
precast concrete viaduct segments.
ViaductC
oncre
te
ViaductC
oncre
te
ViaductC
oncre
te
ViaductC
oncre
te
Quay Wall ConstructionC
oncre
te
Brief Description
The quay wall is 24 metres high and 2,250 metres
long.
The precast blocks weight up to 180 tonnes. The
coping blocks are cast insitu.
Quay Wall ConstructionC
oncre
te
Precast Quay Wall BlocksC
oncre
te
Brief Description
A precast yard for casting, storage and
loading the quay blocks onto barges.
Cycles time to lift blocks of
their casting pads is 4 days
Precast Quay Wall BlocksC
oncre
te
Breakwater Sea Armour PlacingC
oncre
te
Brief Description
Shown is the sequence, plant and
methods to construct a breakwater
Breakwater Sea Armour PlacingC
oncre
te
Precast Sea ArmourC
oncre
te
Brief Description
Shown is a precast yard to manufacture
concrete precast sea armour
Precast Sea ArmourC
oncre
te
Tower ConstructionC
oncre
te
Brief Description
Air Traffic Control Tower constructed
using a jump-up shutter system.
Tower Construction Climbing ShutterC
oncre
te
Cycle Time 3 Days
Culvert ConstructionC
oncre
te
Brief Description
Sequence to construct culvert
with head walls.
Culvert ConstructionC
oncre
te
Pipework
Onshore Gas Pipeline Construction Sequence
Gas Processing Facility
Pip
ew
ork
Brief Description
Sequence, methods and plant to construct
a gas / oil pipeline across country.
Onshore Gas Pipeline Construction SequenceP
ipew
ork
Pipe-jackingP
ipew
ork
Brief Description
Method for pipe-jacking
The pipes are assembled in the access
shaft and are pushed using a hydraulic
jack..
Pipe-jackingP
ipew
ork
Horizontal Directional DrillingP
ipew
ork
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.
Directional DrillingP
ipew
ork
Cable LayingP
ipew
ork
Brief Description
132 kVa Cable laying .
Cable Laying P
ipew
ork
Cable Laying P
ipew
ork
Cable Laying P
ipew
ork
Cable Laying ⓒ David H Moloney
Cable Drum Stand Cable pulled on rollersCable Winch
Cable Drum Unloading Cable on rollers Cable Testing prior to Backfilling
Mis
cella
neous
Pipe Spools FabricationP
ipew
ork
Brief Description
Spools are fabricated from pipes and
fittings .
Spool Fabrication P
ipew
ork
Post Weld Heat Treatment
Non Destructive Testing
Cut
Bevel
Fit-up
Weld
NDT
PWHT
Blasting
Painting
Spool Fabrication StepsP
ipew
ork
Structural Steel & Miscellaneous
Steel Building Multi-storey
ⓒ David H Moloney
Str
uctu
ral S
teel
Brief Description
Sequence to erect a structural steel multi storey
building.
Steel Building Multi-storey
ⓒ David H Moloney
Str
uctu
ral S
teel
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.
Str
uctu
ral S
teel
Steel Building Single Storey
ⓒ David H Moloney
Str
uctu
ral S
teel
Brief Description
Sequence to erect a structural
steel single storey portal building.
Steel Building Single Storey
ⓒ David H Moloney
Str
uctu
ral S
teel
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
Str
uctu
ral S
teel
Steel Storage Tank
ⓒ David H Moloney
Str
uctu
ral S
teel
Brief Description
Sequence and methods to construct a
steel circular tank.
Steel Storage Tank
ⓒ David H Moloney
Str
uctu
ral S
teel
Steel Circular Storage Tank – Construction ⓒ David H MoloneyS
tructu
ral S
teel
Pipe Rack
ⓒ David H Moloney
Str
uctu
ral S
teel
Brief Description
Sequence, methods and plant to construct a steel pipe rack
that carriers the pipework and cables between the different
processes in a gas / oil refinery.
Pipe Rack
ⓒ David H Moloney
Str
uctu
ral S
teel
Airport Roof Truss
ⓒ David H Moloney
Str
uctu
ral S
teel
Brief Description
Roof Truss 190 tonne in weight. Sections welded together on
trestles and the truss is lifted into position.
Airport Roof TrussS
tructu
ral S
teel
Roof Truss Sections Roof Truss Sections assembled on trestles
Trusses weigh 190 tonnes Crane Demag CC 8800
Airport Roof TrussS
tructu
ral S
teel
Airport Roof TrussS
tructu
ral S
teel
Piling
Piling Construction - Plant & Methods
Brief Description
Piling Plant, Equipment and Material;
Crawler Crane, Piling Hammer, Temporary Casing,
Piling Rig, Concrete Pump, Concrete Mixer Trucks,
Tremie Pipe and Reinforcement Cage
Pili
ng
Piling Construction - Plant & MethodsP
iling
Piling Construction - Plant & MethodsP
iling
Secant Pile Wall Construction - Sequence, Plant & Methods
ⓒ David H Moloney
Pili
ng
Brief Description
Sequence, methods and plant to construct a
secant pile underground wall.
Ground anchors or Bracing used to prevent wall collapsing inwardsGround anchors Bracing
Secant Pile Construction - Sequence, Plant & Methods
ⓒ David H Moloney
Pili
ng
Pile Load Test
ⓒ David H Moloney
Pili
ng
Brief Description
A jack is used to load the pile in steps and
gauges measure any settlement.
Pile Load Test
ⓒ David H Moloney
Pili
ng
Roads & Pavings
Asphalt Batching YardR
oads &
Pavin
gs
Brief Description
Asphalt Batching Yard .
Asphalt Batching YardR
oads &
Pavin
gs
Asphalt Batching YardR
oads &
Pavin
gs
Road Construction
Brief Description
Sequence, methods and plant to construct a
motorway on a high embankment
Roads &
Pavin
gs
Road ConstructionR
oads &
Pavin
gs
Road ConstructionR
oads &
Pavin
gs
Runway Asphalt PavementR
oa
ds &
Pa
vin
gs
Brief Description
Sequence, plant and methods to construct a runway
Runway Asphalt PavementR
oa
ds &
Pa
vin
gs
Runway Asphalt PavementR
oa
ds &
Pa
vin
gs
Runway Asphalt PavementR
oa
ds &
Pa
vin
gs
Runway Asphalt Pavement - MarkingR
oa
ds &
Pa
vin
gs
Runway Asphalt PavementR
oa
ds &
Pa
vin
gs
Asphalt Pavement - 4 Pavers in EchelonR
oa
ds &
Pa
vin
gs
Brief Description
4 pavers used to minimise lengths of cold joints
Asphalt Pavement - 4 Pavers in EchelonR
oa
ds &
Pa
vin
gs
Concrete Slipform PavingR
oa
ds &
Pa
vin
gs
Brief Description
Slipform Airport concrete paving.
Concrete Slipform PavingR
oa
ds &
Pa
vin
gs
Concrete Slipform Paving – Texturing MachineR
oa
ds &
Pa
vin
gs
Concrete Slipform Paving - Slipform MachineR
oa
ds &
Pa
vin
gs
Concrete Slipform Paving – Placer / Spreader MachineR
oa
ds &
Pa
vin
gs
Concrete Slipform Paving – Drilling holes for dowelsR
oa
ds &
Pa
vin
gs
Concrete Slipform Paving – Drilling holes for dowelsR
oa
ds &
Pa
vin
gs
Runway Concrete PavementR
oa
ds &
Pa
vin
gs
Tunnels
TunnelsT
unnels
Brief Description
3D animation showing underground station
and twin tunnels.
TunnelsT
unnels
TunnelsT
unnels
Tunnel Boring Machine (TBM)
Cutting Head Rotates
Excavated material removed by conveyor belt
Lifting muck to surface with skip
Placing Concrete Segments
Tunnels
Brief Description
Tunnelling construction methods
Start
Graphic Programme - Timeline & 3D Schematic Tunnel Profile
Tunnel Precast Segments
Brief Description
Process to precast tunnel segments.
Cycle Time Daily
Tunnels
Tunnel Precast SegmentsT
unnels
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
Micro TunnellingT
unnels
Micro Tunnelling Sequence David H Moloney
ⓒ David H Moloney
Tunnels
Miscellaneous Works
FencingM
iscella
neous
Brief Description
Fencing.
Sequence of construction;
1. Clear and grade the ground.
2. Fix corner and straining posts.
3. Fix intermediate posts.
4. Fix line wire, chain-link and razor wire.
5. Construct concrete ground beam
FencingM
iscella
neous
Cranes LiftM
iscella
neous
Brief Description
Lifting a large column / vessel from the horizontal and rotate into the vertical using two cranes.
Cranes LiftM
iscella
neous
Gas Processing Facility
Erect Flares / Columns & Vessels - 3D SimulationM
iscella
neous
Climbing Tower CranesM
iscella
neous
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.
Climbing Tower CranesM
iscella
neous
Climbing Tower CranesM
iscella
neous
Airplane Wingtip ClearanceM
iscella
neous
Brief Description
Regulation distances shown
for wingtip clearance.
Airplane Wingtip ClearanceM
iscella
neous
Taxiway Reconstruction AirsideM
iscella
neous
Brief Description
Regulations regarding working adjacent to
a live runway.
Taxiway Reconstruction AirsideM
iscella
neous
Taxiway Reconstruction AirsideM
iscella
neous
Airfield Ground LightsM
iscella
neous
Airfield Ground LightsM
iscella
neous
Jig to Level Pot
Airfield Ground LightsM
iscella
neous
Airfield Ground LightsM
iscella
neous
Airfield Ground LightsM
iscella
neous
ILS Localiser & Approach LightsM
iscella
neous
ILS Localiser & Approach LightsM
iscella
neous
ILS Localiser & Approach LightsM
iscella
neous
Progress Monitoring & Administration
Progress Monitoring & Reporting - Dashboard
ⓒ David H Moloney
Brief Description
Dashboard is a single page, graphical representation of current progress and historical trends
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.
Plant & Equipment List & Worker’s Job Titles
ⓒ David H Moloney
Daily Work Record
Brief Description
Daily Work Records showing the
allocation of resources, materials and
work activities carried out daily.
Organogram
Brief Description
Shown are the line and
lateral relationships
between the various team
members and their relative
position in the site
organisation.
Staff Directory
Brief Description
List of staff and their
contact details
Production by David H Moloney
My YouTube Channel link: https://www.youtube.com/channel/UCeJR9J7svhBd-C0ZoAH2fhQ
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