Home ยป The diameter of a domestic sewer pipe laid at gradient 1 in 100 is recommended Estimation and Costing MCQs The diameter of a domestic sewer pipe laid at gradient 1 in 100 is recommended April 23, 2022 5 Views Q. The diameter of a domestic sewer pipe laid at gradient 1 in 100 is recommended A. 150 mm B. 200 mm C. 100 mm D. 175 mm Answer: 150 mm
