33 C.F.R. § 117.437 Colyell Bayou.
Title 33 - Navigation and Navigable Waters
The removable span of the Louisiana highway bridge, mile 1.0 near Port Vincent, shall be removed for the passage of vessels if at least 48 hours notice is given.
Title 33: Navigation and Navigable Waters
PART 117—DRAWBRIDGE OPERATION REGULATIONS
Subpart B—Specific Requirements
Louisiana
§ 117.437 Colyell Bayou.

