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Sewerage & Water

MORPETH WASTEWATER SYSTEM UPGRADE STAGE 1

 

Client: Hunter Water Corporation

Value: $17 million

Duration: 60 weeks

Location: Morpeth, Hunter Region

Scope of works:

  • Construct Berry Park No. 1 wastewater pump station

  • Construct Thornton No. 1 wastewater pump station

  • Installation of Energy Australia High Voltage Network to both stations

  • Supply & install 2400mts of 1050° RC PVC lined truck sewerage pipeline

  • Install 200mts of 1500° RC PVC line pipeline

  • Install 35ea 2700mm structural access chambers

  • Supply & install 9000 meters of 500/600 DN rising mains

  • Trenchless technology under 3 major roads

  • Treat and dispose of acid sulphate soil

MORPETH WASTEWATER SYSTEM UPGRADE STAGE 2

Upgraded 5 Wastewater Pump stations and installed various new pipeline systems

 

Client: Hunter Water Corporation

Value: $14 million

Duration: 70 weeks

Location: Morpeth, Hunter Region

Scope of works:

Beresfield No. 4 WWP

  • Install new pump station

  • Convert existing pump station to storage trunk

  • Upgrade power supply, switchgear telemetry

Maitland No. 6 WWPS

  • Bypass existing pump station

  • Modify internal walls & refurbish tank

  • Upgrade power supply, switchgear

  • Duplication of 2km of incoming gravity

  • Pipelines and access chambers

Maitland No. 9 WWPS

  • Modify and refurbish existing pump station

  • Install additional storage tank

  • Upgrade power supply, switchgear

  • Install 2km of new rising main to Morpeth WWTP

Maitland No. 5 WWPS

  • Bypass pump station

  • Modify/Refurbish existing wet well

  • Install new valve pit

  • Upgrade power supply, switchgear

Maitland No. 7 WWPS

  • Install new reinforced concrete storage tank (36mts x 11mts  x 2.4 deep)

  • Install new incoming gravity main 500mts of 1200° GRP pipeline plus 2.7° access chamber

  • Install 1.4km of DN450° relief main

  • Trenchless installation under Sydney/Brisbane railway

THORNTON/ANNA BAY TRUNK WATER UPGRADE

 

Client: Hunter Water Corporation

Value: $10.5 million

Duration: 40 weeks

Location: Thornton/Anna Bay, Hunter Region

Scope of Works:

  • Supply & install 6km of 600° DICL water main in Thornton / East Maitland area

  • Supply & install 5km of 375° DICL water mains in and around Nelson Bay/Anna Bay

  • Cross connect to existing mains at several locations

  • Install 7 under bores beneath New England Highway

  • Install 2 under bores beneath Sydney/Brisbane Railway

  • Install pipeline in environmentally sensitive area of Nelson Bay including control measures

 

NB: Heavily built up areas, involved significant Traffic Control measures

CESSNOCK WATER DISTRIBUTION UPGRADE

Supplied and constructed approx 6.5km of water mains, seperated into 4 sections

 

Client: Hunter Water Corporation

Value: $4.6 million

Duration: 30 weeks

Location: Cessnock, Hunter Region

Scope of works:

  • Construction of approximately 2600mts of 375° trunk main between Abermain & Weston

  • Construction of approximately 800mts of 500mm trunk main within Cessnock CBD and David Street

  • Design/construct trenchless crossing approximately 120mts long under sensitive wetlands

  • Construct 2100mts of 500mm trunk water main between Surry Street, Cessnock and North Water pump station

  • Construct 400mts of 200° water main from Wollombi Road, Bellbird to Cessnock 2 Reservoir

NAGARI ROAD, WOY WOY

Relocated existing large diameter pipelines at Woy Woy Wastewater Treatment Plant.

 

Client: Gosford City Council

Value: $950,000

Duration: 16 weeks

Location: Woy Woy, Central Coast

Scope of Works:

  • Install 250mts of new 1050° GRP gravity main plus access chambers

  • Install 250mts of new 900° welded steel rising main

  • Cross connect new mains to existing mains

  • Restricted time available to carry out cross connection