[Code of Federal Regulations] [Title 23, Volume 1] [Revised as of April 1, 2003] From the U.S. Government Printing Office via GPO Access [CITE: 23CFR635.403] [Page 189] TITLE 23--HIGHWAYS CHAPTER I--FEDERAL HIGHWAY ADMINISTRATION, DEPARTMENT OF TRANSPORTATION PART 635--CONSTRUCTION AND MAINTENANCE--Table of Contents Subpart D--General Material Requirements Sec. 635.403 Definitions. As used in this subpart, the following terms have the meanings indicated: (a) FHWA Division Administrator means the chief Federal Highway Administration (FHWA) official assigned to conduct business in a particular State; (b) Material means any tangible substance incorporated into a Federal-aid highway project; (c) PS&E means plans, specifications, and estimates; (d) Special provisions means additions and revisions to the standard and supplemental specifications applicable to an individual project; (e) Standard specifications means a compilation in book form of specifications approved for general application and repetitive use; (f) State has the meaning set forth in 23 U.S.C. 101; (g) State transportation department means that department, commission, board, or official of any State charged by its laws with the responsibility for highway construction; (h) Supplemental specifications means approved additions and revisions to the standard specifications.