Marine Traffic

NORTH PASS BASCULE SPANS 16 MILE MARKER North Bound South Bound
Horizontal Clearance 125’ 125’
Vertical Clearance (closed) 45’ 45’
SOUTH PASS FIXED MARINE SPANS 8.0 MILE MARKER
Horizontal Clearance 150’ 150’
Vertical Clearance (closed) 50’ 50’
FIXED MARINE HUMPS AT 4, 12 AND 20 MILE MARKERS
Horizontal Clearance 55’ 55’
Vertical Clearance (closed) 25’ 25’
Number of Bridge Spans 1500 2243
Normal Clearance 15′ 16′
Note: Mile marker numbers begin at the south end of the bridge.

Information Displayed To Marine Traffic

Draw bridge closure schedule per dot,
Coast guard regulations 33 CFR part 117

Draw bridge closed Monday thru Friday
Except Federal holidays 5:30 AM to 9:30 AM
And 3 P.M. until 7 P.M.

Exception vessels in distress
bridge operator requires 3 hours notice to open
Bascule bridge operator monitors marine
16 hail and distress frequency 24 hours a day

Bascule operator can also be reached thru
Police dispatch at 504-835-3116
GNOEC P.O. box 7656 Metairie, LA 70010

Click Here For Coast Guard Regulation 33 CFR Part 117