23 Cfr 470.107

§ 470.107

23 CFR Ch. I (4–1–07 Edition)

‘‘Federal-Aid Policy Guide,’’ Chapter 4
[G 4063.0], dated December 9, 1991. 1
(b) Highway Functional Classification.
(1) The State transportation agency
shall have the primary responsibility
for developing and updating a statewide highway functional classification
in rural and urban areas to determine
functional usage of the existing roads
and streets. Guidance criteria and procedures are provided in the FHWA publication ‘‘Highway Functional Classification—Concepts, Criteria and Procedures.’’ 2 The State shall cooperate
with responsible local officials, or appropriate Federal agency in the case of
areas under Federal jurisdiction, in developing and updating the functional
classification.
(2) The results of the functional classification shall be mapped and submitted to the Federal Highway Administration (FHWA) for approval and
when approved shall serve as the official record for Federal-aid highways
and the basis for designation of the National Highway System.

cprice-sewell on PROD1PC66 with CFR

§ 470.107 Federal-aid highway systems.
(a) Interstate System. (1) The Dwight
D. Eisenhower National System of
Interstate
and
Defense
Highways
(Interstate System) shall consist of
routes of highest importance to the Nation, built to the uniform geometric
and construction standards of 23 U.S.C.
109(h), which connect, as directly as
practicable, the principal metropolitan
areas, cities, and industrial centers, including
important
routes
into,
through, and around urban areas, serve
the national defense and, to the greatest extent possible, connect at suitable
border points with routes of continental importance in Canada and Mexico.
(2) The portion of the Interstate System designated under 23 U.S.C. 103
(e)(1), (e)(2), and (e)(3) shall not exceed
69,230 kilometers (43,000 miles). Additional Interstate System segments are
permitted under the provisions of 23
1 The ‘‘Federal-aid Policy Guide’’ is available for inspection and copying as prescribed
in 49 CFR part 7, Appendix D.
2 This publication, revised in March 1989, is
available on request to the FHWA, Office of
Environment and Planning, HEP–10, 400 Seventh Street, SW., Washington, DC 20590.

U.S.C. 139 (a) and (c) and section
1105(e)(5)(A) of the Intermodal Surface
Transportation Efficiency Act of 1991
(ISTEA), Pub. L. 102–240, 105 Stat. 1914,
as amended.
(b) National Highway System. (1) The
National Highway System shall consist
of interconnected urban and rural principal arterials and highways (including
toll facilities) which serve major population centers, international border
crossings, ports, airports, public transportation facilities, other intermodal
transportation facilities and other
major travel destinations; meet national defense requirements; and serve
interstate and interregional travel. All
routes on the Interstate System are a
part of the National Highway System.
(2) The National Highway System
shall not exceed 286,983 kilometers
(178,250 miles).
(3) The National Highway System
shall include the Strategic Highway
Corridor Network (STRAHNET) and its
highway connectors to major military
installations, as designated by the Administrator in consultation with appropriate Federal agencies and the
States. The STRAHNET includes highways which are important to the
United States strategic defense policy
and which provide defense access, continuity, and emergency capabilities for
the movement of personnel, materials,
and equipment in both peace time and
war time.
(4) The National Highway System
shall include all high priority corridors
identified in section 1105(c) of the
ISTEA.
§ 470.109 System procedures—General.
(a) The State transportation agency,
in consultation with responsible local
officials, shall have the responsibility
for proposing to the Federal Highway
Administration all official actions regarding the designation, or revision, of
the Federal-aid highway systems.
(b) The routes of the Federal-aid
highway systems shall be proposed by
coordinated action of the State transportation agencies where the routes involve State-line connections.
(c) The designation of routes on the
Federal-aid highway systems shall be
in accordance with the planning process required, pursuant to the provisions

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