27.17770000, -82.49420000
Drawbridge / movable
WaterwayGIWW
Route SegmentFlorida Gulf Coast
Route VariantGulf ICW / west Florida
State / ProvinceFL
Nearest CityOsprey
Mile MarkerMM 63.0
Bridge TypeSwing
Source Confidencemedium
What Boaters Should Know
Blackburn Point Bridge on GIWWnear Osprey, FL; closed clearance about 9 ft. Very low movable bridge.
Clearance And Opening Details
Vertical Clearance Closed9.00 ft
Vertical Clearance OpenNot verified
Horizontal ClearanceNot verified
VHF Channel9
PhoneNot verified
Last Verified2026-06-08
Verify against current water level / bridge gauge before transit.
Opening / Contact Notes
- Opening Schedule
- Opens on signal.
- Operator / Contact
- Not verified
Navigation And Regulatory Notes
- Air Draft Notes
- Closed/air-draft clearance: 9 ft. Datum/reference: MHW/tidal; Waterway Guide Gulf Coast summary. Clearance band: Route-limiting / Critical
- Navigation Notes
- Opens on signal. Critical for any cabin cruiser; verify opening availability. Closed/air-draft clearance: 9 ft. Datum/reference: MHW/tidal; Waterway Guide Gulf Coast summary. Clearance band: Route-limiting / Critical Opens on signal.
- Regulatory Notes
- Opens on signal. Critical for any cabin cruiser; verify opening availability.
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.