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Surface Penetration Hazards Mitigation. Permit Required to Penetrate Ground or Existing LBNL Surfaces (Facilities ADMN Procedure 053) For depth greater than 1 ½ inches Not just ground Floors, slabs, walls, ceilings, beams, fixed structures, etc. Not just digging
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Surface Penetration Hazards Mitigation • Permit Required to Penetrate Ground or Existing LBNL Surfaces (Facilities ADMN Procedure 053) • For depth greater than 1 ½ inches • Not just ground • Floors, slabs, walls, ceilings,beams, fixed structures, etc. • Not just digging • Drilling, probing, nailing, ANYTHING THAT PENETRATES an existing surface • Call Before You Dig, Drill, Probe, Nail……..