The procedures for complying with the National Environmental Policy Act of 1969, as amended (42 U.S.C. 4321 et seq.), and related statutes, regulations, and orders are set forth in part 771 of title 23 of the Code of Federal Regulations. The procedures for complying with 49 U.S.C. 303, commonly known as “Section 4(f),” are set forth in part 774 of title 23 of the Code of Federal Regulations.