Section 636.513 - Accident prevention(a) The contracting officer shall insert the clause at 652.236-70, Additional Safety Measures in all solicitations and contracts that include FAR 52.236-13, Accident Prevention, Alternate I, i.e.:(1) When a fixed-price construction contract or a fixed-price dismantling, demolition, or removal of improvements contract is contemplated and the contract amount is expected to exceed the simplified acquisition threshold and the contract will involve work of a long duration or hazardous nature; or(2) When a contract for services to be performed at Government facilities (see FAR part 37) is contemplated, and technical representatives advise that special precautions are appropriate, such as contracts for building maintenance, building operations or infrastructure repair.(b) The contracting officer shall confer with OBO/OM/SHEM if there are any questions on any factors listed in paragraph (a) of the clause, or if the contracting officer has any questions regarding safety issues. 82 FR 58353 , Dec. 12, 2017