Trenches. All CPVC pipes below ground level shall be laid in trenches shall have a minimum cover of 60cms. Excavation for trenches shall be done as specified in subsequent pages of this tender but the width and depth of the trenches shall be as follows: Dia of pipes Width of trenches Depth of trenches ------------------------------------------------------------------------------------------------------- 15mm to 50mm 30cms 75cms 65mm to 100mm 45cms 100cms All CPVC pipes in trenches shall be protected with fine sand 15cms all-round before filling in the trenches.
Appears in 3 contracts
Sources: Contract Agreement, Procurement Agreement, Contract Agreement