Regulations last checked for updates: Feb 09, 2026

Title 49 - Transportation last revised: Feb 03, 2026
§ 299.305 - Drainage.

Each drainage or other water carrying facility under or immediately adjacent to the roadbed shall be maintained and kept free of obstruction, to accommodate expected water flow for the area concerned.

source: 85 FR 69731, Nov. 3, 2020, unless otherwise noted.
cite as: 49 CFR 299.305