33 C.F.R. § 117.469
Liberty Bayou
The draw of the S433 Bridge, mile 2.0, at Slidell, shall open on signal, except that between 7 p.m. to 7 a.m., the draw shall open on signal if at least two hours notice is given.
The draw of the S433 Bridge, mile 2.0, at Slidell, shall open on signal, except that between 7 p.m. to 7 a.m., the draw shall open on signal if at least two hours notice is given.