Section 117.273 - Canaveral Barge Canal(a) The drawspan of the Christa McAuliffe Drawbridge, SR 3, mile 1.0, across the Canaveral Barge Canal need only open daily for vessel traffic on the hour and half-hour from 6 a.m. to 10 p.m.; except that from 6:15 a.m. to 8:15 a.m. and from 3:10 p.m. to 5:59 p.m., Monday through Friday, except Federal holidays, the drawspan need not open. From 10:01 p.m. to 5:59 a.m., everyday, the drawspan must open on signal if at least 3 hours notice is given to the drawtender. The drawspan must open as soon as possible for the passage of public vessels of the United States and tugs with tows.(b) The drawspans of the SR401 Drawbridges, mile 5.5 at Port Canaveral, must open on signal; except that, from 6:30 a.m. to 8 a.m. and 3:30 p.m. to 5:15 p.m. Monday through Friday except Federal holidays and from 11 a.m. to 2 p.m. on Saturdays and Sundays, the drawspans need not be opened for the passage of vessels. From 10 p.m. to 6 a.m., the drawspans must open on signal if at least three hours notice is given. The drawspans must open as soon as possible for the passage of public vessels of the United States and tugs with tows.USCG-2001-10881, 71 FR 70310 , Dec. 4, 2006, as amended by USCG-2017-0161, 83 FR 4430 , Jan. 31, 2018