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Building, Renovating & Developing/Building and renovating/Metering and servicing guidelines
Western Water's metering and servicing guidelines set our water metering conditions for new developments, alterations to existing developments and existing water metering arrangements.
The guidelines apply to potable (drinking) and recycled water within Western Water's service region.
They are typically used by:
Metering and Servicing Guidelines2MB
Diagram 1: 20mm - 25mm general water service (wet tapping), low hazard741KB
Diagram 2: 20mm - 25mm general water service, medium hazard791KB
Diagram 3: 20mm - 25mm general water service, high hazard791KB
Diagram 4: 32mm - 50mm general water service, low hazard740KB
Diagram 5: 32mm - 50mm+ general water service, medium - high hazard836KB
Diagram 6: 80mm+ general water service, low hazard809KB
Diagram 7: 80mm+ general water service, medium - high hazard900KB
Diagram 8: 25mm - 50mm fire hose reel / sprinkler and general service791KB
Diagram 9: 80mm+ fire hydrant / hose reels with detector check valve850KB
Diagram 10: 80mm+ fire and general service combined836KB
Diagram 11: 80mm+ fire and general service, separated fire and general service after meter929KB
Diagram 12: Fire sprinkler and hydrant service with 80mm+ meter configuration1010KB
Diagram 13: Booster connection around meter, fire sprinkler supply884KB
Diagram 14: Booster connection around meter, fire hydrant supply858KB
Diagram 15: Interconnected fire and general services single water mains supply from both directions1MB
Diagram 16: Interconnected fire sprinkler / hydrant and general services, different water mains connection1MB
Diagram 17: Tapping configurations924KB