Civil subdivision · Mount Colah NSW

Civil subdivision works in Mount Colah

SCE delivered a civil subdivision package in Mount Colah, combining erosion and sediment controls, tree removal, earthworks, retaining wall construction, stormwater installation, sewer relocation, underground services and construction of a suspended driveway.

Rock excavation was a key challenge. The project brought together site preparation, earthworks, drainage, services and access construction within the subdivision works.

Discuss subdivision civil works

New concrete driveway along the Mount Colah subdivision access route — The concrete driveway following placement during the subdivision project.

LocationMount Colah, NSW

Key challengeRock excavation

ProjectCivil subdivision

The complete project scope

The complete scope covered eight connected elements of the civil works.

Site controls, tree removal and earthworks

SCE installed erosion and sediment control measures, removed trees and undertook earthworks. The photo sequence records the sediment barrier, cleared site and ground preparation.

Retaining wall construction

The works included construction of a retaining wall. Photographs show reinforcement preparation and the wall under construction alongside the access route.

Stormwater and sewer works

SCE installed the stormwater system and relocated the sewer line. These were distinct components of the project’s drainage and servicing scope.

Underground services and suspended driveway

The package included installation of underground services and construction of a suspended driveway. The final access photograph shows the concrete driveway following placement.

From site preparation to driveway construction

Project photographs follow the civil works through site controls, clearing, retaining wall preparation, underground services and driveway construction.

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Cleared ground and tree stumps along the Mount Colah subdivision access route — Early works: the site following tree removal and clearing.

Sediment control barrier installed beside the Mount Colah subdivision works — Erosion and sediment controls installed during the civil works.

Reinforcement prepared beside the boundary during Mount Colah retaining wall works — Reinforcement preparation during the retaining wall works.

Retaining wall under construction alongside the Mount Colah access route — Retaining wall construction beside the access route.

Service conduits and pipes during the Mount Colah civil subdivision works — Underground services recorded during installation.

Coordinating civil works around rock excavation

Rock excavation was a specific challenge on the Mount Colah subdivision. SCE’s scope combined the earthworks with retaining wall construction, stormwater, sewer relocation, underground services and the suspended driveway. The photographs show the relationship between the access route, adjoining buildings and successive civil work stages.

Explore Civil Infrastructure Projects, Subdivision Services, Mount Colah service information.

Project questions

What civil works did SCE deliver at Mount Colah?

The scope included erosion and sediment controls, tree removal, earthworks, retaining wall construction, stormwater installation, sewer line relocation, underground services and construction of a suspended driveway.

What was a key challenge on the Mount Colah subdivision?

Rock excavation was a key challenge. The civil package also covered retaining walls, drainage, sewer relocation, underground services and driveway construction.

Did the scope include both drainage and access construction?

Yes. SCE installed the stormwater system, relocated the sewer line, installed underground services and constructed a suspended driveway as part of the subdivision works.

Discuss subdivision civil works

Share the site location, plans, available geotechnical information and proposed civil scope. SCE can review the earthworks, drainage, services and access requirements.

Discuss subdivision civil works