Byford West Main Sewer – DN450 & DN600
Client: DJM Byford Pty Ltd
Location: Byford West Estate
Construction Period: Dec 13 – Mar 14
Ground Conditions: Clay, Wet Ground.
Depth: 6 – 8 Metres
Location: Byford West Estate
Construction Period: Dec 13 – Mar 14
Ground Conditions: Clay, Wet Ground.
Depth: 6 – 8 Metres
The scope of works included the following:
- Excavation of pipe trenches and all earthworks necessary to construct and complete the
- Sewer Main works to depths ranging from 6m to 8m & in Clay ground conditions with dewatering requirement.
- Handling, storage on site, and installation of approximately 240m of DN600 and 560m of
- DN450 Class PN1 SN10000 GRP pipe (3m length segments provided by the Principal.)
- Supply, handling, storage on site, and installation of seven type 6 plastic lined access
- chambers, including base liners and trafficable lids approximately 7m in depth each.
- Dewatering of the site as required for pipe installation;
- Installation of all pipes, fittings and access chambers.
- Backfilling and compaction of pipe trenches;
- Testing and backfill and earthworks;
- Disposal of surplus excavated material;
- Install membrane & double isolation at existing sewer access chamber.
- Connection to existing Water Corporation sewer main.
- Commissioning of the pipeline.
- Supply of ‘As-Construction’ drawings and information.
- Dewatering Management Plan.