§650.503. Applicability.
23 C.F.R. § 650.503
The National Tunnel Inspection Standards (NTIS) in this subpart apply to all structures defined as highway tunnels on all public roads, on and off Federal-aid highways, including tribally and federally owned tunnels.
Notes, amendments, and revision history
Source
Source: 80 FR 41368, July 14, 2015, unless otherwise noted.
Authority
Authority: 23 U.S.C. 119, 144, and 315.