117.115—Three Mile Creek.
(a)
The draw of the US43 bridge, mile 1.0 at Mobile, need not be opened from 7 a.m. to 9 a.m. and from 4:30 p.m. to 6:30 p.m. daily. At all other times, the draw shall open on signal if at least 12 hours notice is given.
(b)
The draw of the Norfolk Southern railroad bridge, mile 1.1 at Mobile, shall open on signal if at least five days notice is given.