The right-of-way clearance, utility, and railroad work are to be so coordinated with the physical construction that no unnecessary delay or cost for the physical construction will occur.
All right-of-way clearance, utility, and railroad work performed separately from the contract for the physical construction of the project are to be accomplished in accordance with provisions of the following:
23 CFR part 140, subpart I;
23 CFR part 646, subpart B;
23 CFR 710.403; and
23 CFR part 645, subpart A.