Attended site for burst fire main, found the burst was under ground somewhere near the main valve.<br />
Excavated approx 2m³ of soil and clay from around the fire main.<br />
Exposed the fire main at approx 1200mm below the ground.<br />
Turned on the fire main and found the socket connector between the sluice valve and Blue Brute had burst due to the ground around the connections moving.<br />
Removed the check valve, copper upstand, sluice valve and adaptor.<br />
Supplied and installed new connector between sluice valve and blue brute fire main.<br />
Reinstalled sluice valve and copper upstand.<br />
Supplied and installed new gasket kits between connector, sluice valve, copper upstand and both sides of the check valve.<br />
Extended the 100mm copper upstand to the new height.<br />
Correctly bedded the below ground pipes and valves so no movement.<br />
Supplied and installed a new thrust block below the copper upstand.<br />
Wrapped the copper upstand in petrolatum tape.<br />
Charged, flushed and tested the fire main.<br />
Backfilled excavation.