117.488—Plaquemine Bayou.
(a)
The draw of the S3066 (Spur) bridge, mile 6.5 at Indian Village, shall open on signal if at least four hours notice is given.
(b)
The draws of the Union Pacific railroad bridge, mile 10.5 at Plaquemine, and the S1 bridge, mile 10.5 at Plaquemine, need not be opened for the passage of vessels.