1. Ensure that clearance has been obtained from various dept. in prescribed form for all excavation
works.
2. Ensure that Excavation Permit and clearance has been obtained for excavation work and the same
is valid.
3. All excavations and open trenches must be barricaded around the opening. Warning lamp can be
used for operating area and roads during darkness (use FLP type fixture in hazardous area).
4. There must be sufficient and safe means of access and escape for excavated sites.
5. Excavation area should be free from fumes/ gases heavier than air because it may cause
asphyxiation or poisoning. All excavation of depth more than 1.2 M or more should be treated as