Code of Federal Regulations (Last Updated: July 5, 2024) |
Title 25 - Indians |
Chapter I - Bureau of Indian Affairs, Department of the Interior |
SubChapter H - Land and Water |
Part 170 - Tribal Transportation Program |
Subpart D - Planning, Design, and Construction of Tribal Transportation Program Facilities |
Design |
§ 170.454 - What design standards are used in the TTP?
Latest version.
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§ 170.454 What design standards are used in the TTP?
(a) Depending on the nature of the project, Tribes must use appropriate design standards approved by FHWA. Appendix B to this subpart as well as the official Tribal Transportation Program Guide list the applicable design standards that can be used.
(b) All other design standards not listed in (a) must receive approval from FHWA.