Confined space and permit for entry into confined space should be obtained.
6. Excavation to a depth of 1 M or more shall be cut stepped back to give a suitable slope or securely
held by bracing so as to avoid the danger of side to collapse.
7. All trenches 1.2 M or more in depth shall at all times be equipped with at least one ladder for each
100 feet length of excavation or fraction thereof. All such ladders shall be extended from bottom
of the trench to at least 1 M above the surface of the ground.
8. Barricading of 1M height (with red & white band/ self glowing caution boards) should be carried
out for excavation beyond 1.5 M depth.
9. All cutting shall be carried out from top to bottom.
10. Special precautions are required for using mechanical excavators inside refinery as it requires Hot
work permit to operate the same in operating areas of refinery (except on roads).
11. Practice to giving permission to cut half road and utilizing half road for movement of vehicle
should be avoided, unless the conditions mentioned in Sl.–4 (Don’ts ) is complied.
12. Use suitable PPE as per job requirement mentioned in work permit.
13. Inform all incidents to your supervisor and Fire station immediately.