Drainage & Utilities
O’Brien Civil installs small-to-large-scale drainage and pipeline infrastructure including RCP, RCBC, PVC pipework, HDPE poly welding, underground retention and detention storage tanks, and concrete structures.
Our experience incorporates pressured water mains, pumpstations and major culvert installations for public infrastructure – through to tailings dam constructions, swales, and basin constructions for land developers, and mining & resource industry clients around remote and regional Western Australia.
Drainage and pipeline services include:
- Reinforced concrete pipe culverts RCP
- Reinforced concrete box culverts RCBC
- Corrugated steel pipe culverts CSP
- Detention and retention tanks
- Interceptors and HumeCeptors®
- In-situ drainage structures
- PVC pipework
- HDPE pipework
- Subsoil drains
- Soakwells and interconnected stormwater systems
- ACO drains
- Grated trench drains
- Pump stations
- Sewer pressure mains
- Sewer gravity mains
- Swale / basin construction
- Rock pitching
“For our organisation, excellence encompasses integrity, accountability, and a strong work ethic, ensuring we consistently delivery quality and take responsibility for our actions.”
Sean Breen
Director / Commercial Manager, O’Brien Civil
Projects
O’Brien Civil delivered these early works for the Greater Connect Alliance in preparation for the Great Eastern Highway bypass construction.
Works involved service relocations, pipe and box culverts, in-situ concrete works, deep drainage, final trim earthworks, extension of water mains and basin construction. All works were successfully delivered to time and budget under MRWA, City of Swan, and City of Kalamunda specifications and requirements.
Scope of works included:
- Service relocation works
- Pipe and box culvert construction
- In-situ concrete works
- Deep drainage installations
- Final trim and earthworks
- Extension of water mains
- Basin construction
O’Brien Civil was awarded this package of works to construct the MSE wall (including backfilling) and ancillary civil works for the concrete arch overpass on the Pinjara-Williams Road and dual lane HVE haul road.
Scope of works included:
- Detailed earthworks and footings construction
- MSE wall construction and backfill
- Subsoil drainage and stormwater drainage
- Waterproofing works
- General civil works
