HomeProjectsWaterWilliam Moffett Expressway 825mm Ø Watermain Relocation

  • Bosch Holdings
  • Bosch Holdings
  • Bosch Holdings

William Moffett Expressway 825mm Ø Watermain Relocation

CLIENT: Nelson Mandela Bay Municipality

LOCATION: Port Elizabeth, South Africa

TYPE OF CONTRACT: Professional Engineering and Project Management Services (EPCM)

Scope of Services Provided:

  • Planning and Preliminary Design.
  • Engineering Design.
  • Cost Estimating.
  • Procurement.
  • Contract Administration.
  • Construction Monitoring.
  • Commissioning/Handover.

Project Description:

The company was appointed for the detailed design and construction for the relocation of the 825mm ø bulk water supply from Bufflesfontein Road in the south to Circular Drive in the North.

The Nelson Mandela Bay Municipality’s (NMBM) Water Conveyance sub-directorate decided to relocate the aged existing pipeline as it was within the future carriageway.

The project comprises 1500m of butt welded HDPe pipe, 130m of pipe jacking and auger boring (road and rail crossings), two tie in points to the existing pipeline, isolating and air valve chambers and a 300mm ø cross connection for zone reticulation.

HDPe Pipeline: 1,500m length 900mm ø (wall thickness 50 mm) Pipe Jacking: 4 No. Crossings 1200 mm ø Sleeves Project Value: Pipeline R11.4 million Pipe Jacking: R 4.6 million Total value R16.0 million Commissioning Date: March 2011