Great Loop bridge planning reference

Boca Grande Swing Bridge

Boca Grande Swing Bridge on GIWW / Charlotte Harbor areanear Boca Grande / Placida, FL; closed clearance about 22 ft. Low movable bridge; current/tide-sensitive pass.

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.

← Back to Bridge Library

26.82700000, -82.27015000

Published Drawbridge / movable Air draft concern
WaterwayGIWW / Charlotte Harbor area
Route SegmentFlorida Gulf Coast
Route VariantGulf ICW / west Florida
State / ProvinceFL
Nearest CityBoca Grande / Placida
Mile MarkerMM 34.3
Bridge TypeSwing
Source Confidencehigh

Clearance And Opening Details

Vertical Clearance Closed22.00 ft
Vertical Clearance OpenNot verified
Horizontal Clearance80.00 ft
VHF Channel9
PhoneNot verified
Last Verified2026-06-08
Verify against current water level / bridge gauge before transit.

Planning Notes

Air Draft Notes
Closed/air-draft clearance: 22 ft. Datum/reference: MHW/tidal; Waterway Guide listing. Clearance band: Low / Timing-sensitive
Opening Schedule
Opens on signal with time windows; weekdays hourly/half-hour days; weekends/federal holidays every 15 minutes.
Operator / Contact
Not verified
Navigation Notes
Opens on signal with time windows; weekdays hourly/half-hour days; weekends/federal holidays every 15 minutes. Old RR trestle and strong current/shoaling noted in comments; request opening as required. Closed/air-draft clearance: 22 ft. Datum/reference: MHW/tidal; Waterway Guide listing. Clearance band: Low / Timing-sensitive Opens on signal with time windows; weekdays hourly/half-hour days; weekends/federal holidays every 15 minutes.
Regulatory Notes
Opens on signal with time windows; weekdays hourly/half-hour days; weekends/federal holidays every 15 minutes. Old RR trestle and strong current/shoaling noted in comments; request opening as required.