OUR CAPABILITIES
GCD Constructions specialise in civil construction for the water and gas industries.
WATER MAIN CONSTRUCTION
- New water main construction
- Existing water main relocation
- Existing water main abandonment
- PE dogleg fabrication and installation
- Property service installation
- Temporary cross-connection installation
- Meter assembly installation
- Various material types PVC, PE, DICL, MSCL & CICL
- Water main compliance testing incl. swabbing, pressure testing, flushing, water quality testing and chlorination/disinfection
- Commissioning of water mains by cut-in or TUP
- Maintenance of water main assets and appurtenances
- Water Authority accredited contractor (SEW, YVW & CWW)
- WC1 accrediated contractor - Reticulation water mains ≤ DN 280
- WC2 accrediated contractor - Reticulation water mains > DN 280
- Constructability advise for consultants and/or designers
GAS MAIN CONSTRUCTION
- Construction of new gas main ≤ 180mm diameter
- Combined trench gas main construction
- Single trench gas main construction
- PE dogleg fabrication and installation
- Construction of gas main partial services
- Gas main testing
- Gas main commissioning
- APA accredited gas main layer
- APA accredited gas main tie-in ≤ 180mm diameter
POLYFUSION WELDING
- Butt fusion welding
- Electrofusion welding
- Saddle fusion welding
CIVIL CONSTRUCTION
- Excavation and trenching
- Deep excavation >1m depth
- Trenchless excavation (eg. horizontal directional drilling)
- Existing asset locating and working in conjunction with existing assets
