engineering recuitment PGCIL Diploma Trainee Mock Test 2024 Environmental Engineering Design of Sewer
According to IS: 4111 (Part 1) — 1986, what is the spacing of manholes that may be allowed on straight runs for sewers of diameter above 1.5 m to 2.0 m ?
1
50 to 90 m
2
150 to 200 m
3
90 to 150 m
4
200 to 300 m