Laying and Testing of Sewers: 6 Steps | Waste Management
The various steps involved in the laying and testing of sewers are: 1. Setting out Sewer Centre Line 2. Alignment and Gradient of Sewers 3. Excavation of Trenches, Timbering and Dewatering 4. Laying and Jointing of Pipe Sewers 5. Testing of Pipe Sewers 6. Backfilling of Trenches. Step # 1. Setting out Sewer Centre Line: This is the first step [...]