Site visit presentation: Kwun Tong line extension
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Transcript of Site visit presentation: Kwun Tong line extension
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Kwun Tong Line Extension Contract No. 1001
Yau Ma Tei to Whampoa Tunnels and Ho Man Tin Station
Project Presentation
25 October 2014
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• KTE 1001: Engineer’s Design (Station-Caverns-HOM to WHA Tunnel)
• Main Contractor: Nishimatsu Construction Co. Ltd.
• Contractor’s Designer: Jacobs China Ltd. (YMT to HOM Tunnel)
• ICE: AECOM
• Project Duration: June 2011 to May 2015
The KTE will extend the full Kwun Tong Line (KTL) service from YMT to WHA
via HOM, adding approximately 2.6km underground route length to KTL.
Project
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Project
• HOM Interchange Station including both KTE & SCL
• Running tunnels between YMT and WHA including conversion of the existing YMT overrun tunnels, refuge sidings and cable tunnels into the KTE running tunnels
• Modifications to existing YMT, existing cable tunnel and GAR including provisions for cable diversions from YMT and HOM
• WAB comprising emergency access and egress provision and future ventilation provisions
• Upgrading and new formed slope works
• Tree felling, off site tree compensation, transplanting works and landscape works
• Provisions for designated and interfacing contracts
• Backfill and demolition of the Air Raid Precaution Tunnels for construction of HOM
• Essential Public Infrastructural Works
• A temporary explosive magazine at TKO
• A barging facility at HUH Finger Terminal
• Demolition of existing Kerosene Store and Refuse Collection Point at Chung Hau Street, existing driving test centreat Chung Yee Street, existing LCSD sheds at Wuhu Street, Temporary Playground at Ho Man Tin East Services Reservoir Playground
• Reinstatement and re-provision of affected LCSD and Government playgrounds, gardens, open spaces, etc.
• Enabling works for property development at HOM
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Project Organization
TUNNEL TEAM
ADMIN.
TEAM
COST
CONTROL
TEAM
COMMERCIAL
/ QS TEAM
SAFETY &
ENVIR.
TEAM
QUALITY
ASSURANCE
TEAM
ENGINEERING/
DESIGN/
GEOTECHNICAL
TEAM
EPIW/ UU/
TTMS TEAM
HOM STATION
& BLDG TEAM
SAFETY
MANAGER
LEO WONG
QA MANAGER
OZCAN AKSOY
DEPUTY PROJECT
MANAGER
TONY SHIELD
PROJECT
MANAGER
COLIN BIRKBY
ADMIN.
MANAGER
PORTIA LI
COMMERCIAL
MANAGER
GOOCH JASON
CHARLES
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WAB FKP
Shape 17.2m x 12.6m Oval Shape
De
pth
Soil Excavation approx. 15m approx. 10m
Rock Excavation approx. 30m approx. 25m
Pipe Pile Wall610mm Dia.
12mm THK @ 1200
610mm Dia.
10mm THK @ 1200
RC Ring Beam4 layer of
B350mm x H1000m
2 layer of
B350mm x H1000m
GroutingGrout Curtain &
Toe GroutToe Grout
required access opening
12.0m x 4.0m
Drilling jumbo installation
12.0m x 3.5m
WAB Shaft Structure
10.6m x 8.2m
WAB ShaftFKP Shaft
Shaft Excavation
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Methods• Soft Ground Excavation to Rockhead
• Mechanical Excavation for 5m Non-Blasting Zone
• Drill-and-Blast method for remaining rock excavation
WAB ShaftFKP Shaft
Shaft Excavation
FKP 4th Blast 20120706.wmv
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Stage 1 - Adit Construction
Stage 2 - Junction Construction
Shaft Excavation
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Tunneling Excavation
Tunnel Excavation1. Drill-and-Blast method to be applied along whole length of tunnels.
2. Full Face method – For Single Track Tunnel
3. Benching method – For Bifurcation & Caverns
4. Mini Bench method – For Twin Track Tunnel
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Excavation Sequence
YMT to HOM Tunnels• From WAB Shaft towards YMT end and Western Cavern
HOM to HWA Tunnels
• From FKP Shaft towards Eastern Cavern and WHA end
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1.Controlled by Blasting Sensitive
Receivers
2.Varies from 1.0m to 4.5m
3.Monthly Progress from 29m to
109m
Pullout Length
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Site Layout at FKP
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Site Layout at WAB
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Site Layout at GAR
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Tunnel change from Bifurcation to Single Tracks –
Excavation Stage (Direction from HOM towards YMT)
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Tunnel change from Bifurcation to Single Tracks – After Concreting
(Direction from HOM towards YMT)
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Tunnel change from Twin Track to Single Track – Excavation Stage
(Direction from HOM towards WHA)
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Tunnel change from Twin Track to Single Track – Construction Stage
(Direction from HOM towards WHA)
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Lining & Civil Works
Twin Track Tunnels Single Track Tunnels
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Lining & Civil Works
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Lining & Civil Works
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Casting Directions
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Lining & Civil Works
Lining Concrete Completed in YMT to HOM Tunnel
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Rail Track Works (by Others) Commenced in Tunnel
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Lining & Civil Works
Eastern Small Cavern of the HOM Station
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Kwun Tong Line Extension Contract No. 1001
Yau Ma Tei to Whampoa Tunnels and Ho Man Tin Station
Site Formation at HOM
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Kwun Tong Line Extension Contract No. 1001
Yau Ma Tei to Whampoa Tunnels and Ho Man Tin Station
Sectional View of HOM
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Sectional View of HOM
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Surface Blasting at HOM
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HOM Station towards the Southern Side (Year 2013)
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HOM Station towards the Southern Side (Early 2014)
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HOM Station towards the Southern Side (Sept-2014)
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HOM Station Construction at North Side
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HOM Station Construction at KTE Level (Zone B)
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Site
Entrance
Tower
Crane
Station Construction
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(1) Chatham
Road North
Footbridge
(3) Chung Hau
Street
Subway
(4) Chung Hau
Street PTF
(2) Fat Kwong
Street
Subway
(5) Common
Footbridge
(6) Oi Man Estate
Connection
(7) Ho Man Tin
Estate
Connection
EPIW Layout Plan
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EPIW Worksites
Chatham Road North Footbridge
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EPIW Worksites
Oil Man Estate Connection
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EPIW Worksites
Chung Hau Street Public Transfer Facilitates
and the 2 Water Mains Works
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EPIW Worksites
Fat Kwong Street Subway
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Project Safety
Management System
DOCUMENTATION HIERACHY
HKBO SQE Policy
Site Safety Policy/Alcohol & Drug Free Charter
Company Management Manual
Project Safety Plan
Crisis Management Plan
Emergency Action Plan
Lifting Plan
Company Safety Procedures
Specific Work Rules
Work Permit System
Method Statements
Task Method Statements
PROCESS
PLAN
DO
CHECK
ACT
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