CLIENT: WESTERN POWER (WPC)
LOCATION: Perth, WA.
SCOPE:
Site Inspection, Earthing Design & Drawings, EPR Hazard Assessment on 3rd Party Assets, Current Injection Testing.
TECHNICAL SITUATION
As part of this project, APD’s Earthing team carried out the following tasks:
- Site inspection for 6 zone substations (including indoor multi-level sites);
- Redline mark-up of existing earthing installations (sites older than 40 years);
- CDEGS modelling and assessment of step and touch hazards in and outside the substation’s perimeter fence;
- EPR and Induction hazard assessment on 3rd party assets (e.g., water/gas pipes and telecom installations);
- Earthing design and drawings for GIS and AIS installations (132kV primary assets);
- Conductor rating (ampacity) studies;
- Construction pricing estimates and preparation of safe method documentation;
- Current injection testing and measurement of potential step and touch hazards.
SERVICES PROVIDED
- Soil testing and site inspection;
- Redline mark-up of substation drawings;
- Detailed earthing studies (using CDEGS);
- Current split Calculations;
- EPR/induction studies for 3rd party assets;
- Earthing design for new AIS/GIS Assets;
- Conductor sizing (ampacity) studies;
- Construction cost estimate;
- Current injection testing;
- Model validation works;
- Safe Work Method documentation.