§ 650.503. Applicability.
32 words·~1 min read·
/us/cfr/t23/s§ 650.503·A research copy — for the controlling text, always check the official state or federal source. Not legal advice.
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.