23 CFR 646.206 : Highways (§ 1.1 To Parts 1345-1399) — (§ 1.1 To Parts 1345-1399) — Federal Highway Administration, Department Of Transportation (§ 1.1 To Parts 974-999) — Engineering And Traffic Operations (§ 620.101 To § 669.21) — Railroads (§ 646.101 To Appendix To Subpart B Of Part 646) — Railroad-Highway Projects (§ 646.200 To Appendix To Subpart B Of Part 646) — Types of projects.

(a) Projects for the elimination of hazards, to both vehicles and pedestrians, of railroad-highway crossings may include but are not limited to:

(1) Grade crossing elimination;

(2) Reconstruction of existing grade separations; and

(3) Grade crossing improvements.

(b) Other railroad-highway projects are those which use railroad properties or involve adjustments to railroad facilities required by highway construction but do not involve the elimination of hazards of railroad-highway crossings. Also included are adjustments to facilities that are jointly owned or used by railroad and utility companies.