Trench Rescue I presented by the… Office of the State Fire Marshall of Illinois

Course Content n Introduction n Trench Rescue Hazards n OSHA Regulations n Protective Systems n Shoring System Design n Rescue Shoring n Trench Rescue Operations

Shoring System Design n Design criteria u Soil classification F Never consider soil better that Class-B for rescue u Trench dimensions u Equipment n Design specifications u OSHA charts F Timber shoring charts

Shoring System Design n Design criteria u Soil classification F Never consider soil better that Class-B for rescue u Trench dimensions u Equipment n Design specifications u OSHA charts F Timber shoring charts F Hydraulic shoring charts

Shoring System Design n Design criteria u Soil classification F Never consider soil better that Class-B for rescue u Trench dimensions u Equipment n Design specifications u OSHA charts F Timber shoring charts F Hydraulic shoring charts u Manufacturer’s tabulated data

Shoring System Design n Design criteria u Soil classification F Never consider soil better that Class-B for rescue u Trench dimensions u Equipment n Design specifications u OSHA charts F Timber shoring charts F Hydraulic shoring charts u Manufacturer’s tabulated data u Other tabulated data u Custom engineering