Great Loop bridge planning reference

Onslow Beach Swing Bridge

Onslow Beach Swing Bridge on Atlantic ICWnear Camp Lejeune / Onslow Beach, NC; closed clearance about 12 ft. Low movable bridge.

34.57250000, -77.27600000

Drawbridge / movable
WaterwayAtlantic ICW
Route SegmentAtlantic ICW
Route VariantMain ICW
State / ProvinceNC
Nearest CityCamp Lejeune / Onslow Beach
Mile MarkerMM 240.7
Bridge TypeSwing
Source Confidencemedium

What Boaters Should Know

Onslow Beach Swing Bridge on Atlantic ICWnear Camp Lejeune / Onslow Beach, NC; closed clearance about 12 ft. Low movable bridge.

Clearance And Opening Details

Vertical Clearance Closed12.00 ft
Vertical Clearance OpenNot verified
Horizontal ClearanceNot verified
VHF ChannelNot verified
Phone910-440-7376
Last Verified2026-06-08
Verify against current water level / bridge gauge before transit.

Opening / Contact Notes

Opening Schedule
Opens on signal except 7 AM-7 PM hour/half-hour; vessels must signal.
Operator / Contact
910-440-7376

Navigation And Regulatory Notes

Air Draft Notes
Closed/air-draft clearance: 12 ft. Datum/reference: Closed clearance at MHW per WG. Clearance band: Route-limiting / Critical
Navigation Notes
Opens on signal except 7 AM-7 PM hour/half-hour; vessels must signal. Use northwest draw; military/restricted area considerations. Closed/air-draft clearance: 12 ft. Datum/reference: Closed clearance at MHW per WG. Clearance band: Route-limiting / Critical Opens on signal except 7 AM-7 PM hour/half-hour; vessels must signal.
Regulatory Notes
Opens on signal except 7 AM-7 PM hour/half-hour; vessels must signal. Use northwest draw; military/restricted area considerations.

Planning Considerations

Confirm your vessel air draft, current water levels, bridge signage, official charts, bridge schedules, Local Notices to Mariners, and any VHF or phone procedures before approaching this bridge. If the bridge is movable, build extra time into your route plan for opening windows, traffic, restrictions, weather, and communication delays.

Planning awareness only: Bridge information is provided for planning awareness only. Always verify current bridge status, clearance, water levels, bridge schedules, opening restrictions, Local Notices to Mariners, bridge signage, and official charts before transit. FloatPlanWizard is not a navigation authority.