Vertical clearance
50 ft
Gulf Intracoastal Waterway · Mile
295.5E
Type
Fixed
Datum
MHW
Clearances are published at Mean High Water. Tide, wind, waves and lake level change what is really there.
“Dupont (SR-30/US-98) Bridge (fixed) — Mile 295.5E — East Bay — Horizontal 150 — Vertical 50”Water crossed
The Coast Pilot 5 table “Structures across the Intracoastal Waterway, Carrabelle, Florida to Mobile Bay” names East Bay as the water at this crossing.
Datum
Coast Pilot 5 gives the figures in this table at mean high water: “Clearances of structures are given at mean high water”, and the table footnote reads “Vertical clearance measured at Mean High Water”.
Sources & checks
Written by buoya editorial from the sources above. Every figure was checked against its source on 21 Oct 2026. Found something wrong? Report a correction.