TBT (Excavation)

    Openings (digging or removal of earthen or rock from ground) of any surface (any below-ground) for Construction or Maintenance activity or have developed due to the erosion of subsoil and the consequent collapsing of the paving is called excavation. Working inside these excavations / openings is potentially hazardous and accidents associated this activity are preventable with proper planning and safe work practice execution. 

• Non installation of shoring where required.
• Failure of shoring as it was / may not frequently inspected or maintained.
• Unnecessary movement of workers beyond the shoring protection.
• When Underground utilities ignored.
• Movement of vehicle / traffic very near to excavation site.
• Re-entrance of workers at excavation site without inspecting the walls or shoring post rainfall.
• Non-compliance of electrical safety.
• Accumulation of debris, construction materials and equipment too close at excavation site.
• Barrier erection failure around an open excavation.
• Excavation without signal-man / banks-man.
• Presence of Hyper-Tension lines near excavation work site.
• Improper access / egress, damaged or missing ladders, absence of ramp at excavation site.
• Workers attempting to jump over excavations (doing horseplay / unsafe acts).
• Lowering down of materials by throwing within excavation (not using bucket, rope, etc. to lower tools).

• Permit to Work from the authorized safety officer / area in-charge.
• Toolbox Talks to be conducted on daily basis.
• Follow the area layout / drawings and clearance have to be obtained from Electrical / Instrumented.