Marine Infrastructure
O’Brien Civil has a reputation for excellence in marine constructions, where our dedicated team of qualified engineers and skilled tradespeople deliver high quality and innovative solutions for environmentally complex marine projects including:
- Jetty constructions
- Land backed wharfs
- Seawall constructions
- Groyne & revetment constructions
- Rock armour/core protection
- Boat ramps
- Revetment mattress installation
- River erosion control and stabilisation
- Geotextile sand container supply and installation
- Driven & bored piles
- Sheet piling
“Being solutions-driven is about discovering new paths, growing with each experience, and creating opportunities where others see obstacles.”
Rob Orelj
HSEQ 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
