9               FUTURE KEY ISSUEs

Key Issues in the Coming Month

 

9.1         Major site activities for the coming reporting month will include:

WA4

Ÿ   Fabrication of lifting frames

Ÿ   Deliveries of frame structures

 

WA7

Ÿ   Fabrication of cofferdam frame structures

Ÿ   Maintenance of Reverse Circulation Drill (RCD)  equipment

 

Marine Viaduct (P0 to P80)

Ÿ   Inter-face coring tests

Ÿ   Full depth coring test

Ÿ   Sonic test

Ÿ   Grouting work

Ÿ   Casing installation

Ÿ   Installation of sheetpiles on cofferdam

Ÿ   RCD excavation

 

 

Pile Cap Construction:

Ÿ   Installation of precast cap shells

Ÿ   Concreting

Ÿ   Kingpost installation and associated steel welding works

Ÿ   Concreting trimming

Ÿ   Rock excavation

Ÿ   Steel Fixing works of pile cap

 

Works with Cofferdam:

Ÿ   Installation of waling strut

Ÿ   Installation of sheet pile

Ÿ   Installation of temporary working platform

Ÿ   Installation of shear pin

Ÿ   Installation of bored pile casing

Ÿ   Excavation works and casting of concrete plug

Ÿ   Dewatering works and sealing works

Ÿ   Additional welding

 

Column Construction:

Ÿ   Lifting works

Ÿ   Lift concreting

Ÿ   Pier head works

Ÿ   Pier head concreting

 

Precast Column Erection

Ÿ   Installation of base units and precast units

Ÿ   Stressing of vertical nailing tendons

 

Deck Erection

Ÿ   Setting up of equipment

Ÿ   Fabrication of Lifting Frames (LF)

Ÿ   Segment erection

 

Precast Segment

Ÿ   Segment casting

 

Land Viaduct (P81 to Abutment at Scenic Hill Tunnel (SHT))

Ÿ   Excavation works

Ÿ   ELS excavation

Ÿ   Pier head construction

Ÿ   Installation of steel bracket and girder system

Ÿ   Removal of formwork & falsework

Ÿ   Erection of soffit formwork was completed, formwork & falsework erection

Ÿ   Steel fixing

Ÿ   Nailing work and removal of formwork

Monitoring Schedule for the Next Month

9.2         The tentative environmental monitoring schedule for the next month is shown in Appendix D.

Construction Programme for the Next Month

 

9.3         A tentative construction programme is provided in Appendix A.