33 CFR § 117.458 - Inner Harbor Navigation Canal, New Orleans.
(a) The draws of the SR 46 (St. Claude Avenue) bridge, mile 0.5 (GIWW mile 6.2 East of Harvey Lock), the SR 39 (Judge Seeber/Claiborne Avenue) bridge, mile 0.9 (GIWW mile 6.7 East of Harvey Lock), and the Florida Avenue bridge, mile 1.7 (GIWW mile 7.5 East of Harvey Lock), shall open on signal; except that, from 6:30 a.m. to 8:30 a.m. and from 3:30 p.m. to 5:45 p.m., Monday through Friday, except federal holidays, the draws need not open for the passage of vessels. The draws shall open at any time for a vessel in distress.
(b) The US 90 (Danzinger) Bridge, mile 3.1, shall open on signal if at least two hours notice is given; except that the draw need not be opened from 7 a.m. to 8:30 a.m. and 5 p.m. to 6:30 p.m. Monday through Friday.
(c) The draw of the Senator Ted Hickey (Leon C. Simon Blvd./Seabrook) Bridge, mile 4.6, shall open on signal from 7 a.m. to 8 p.m.; except that the bridge need not open from 7 a.m. to 8:30 a.m. and 5 p.m. to 6:30 p.m. Monday through Friday. From 8 p.m. to 7 a.m., the draw shall open on signal if at least two hours notice is given.