48 C.F.R. §§ 52.247-5
As prescribed in 47.207-1(d), insert the following clause in solicitations and contracts for transportation or for transportation-related services to ensure that offerors become familiar with conditions under which and where the services will be performed:
Familiarization With Conditions (APR 1984)
The offeror shall become familiar with all available information regarding difficulties that may be encountered and the conditions, including safety precautions, under which the work must be accomplished under the contract. The offeror shall not be relieved from assuming all responsibility for properly estimating the difficulties and the cost of performing the services required in this contract because the offeror failed to investigate the conditions or to become acquainted with all information concerning the services to be performed.
(End of clause)
48 C.F.R. §§52.247-5