Last updated: 2026-04-14Contact: developer@captaincalc.com.tr
Reference basis: IMO/COLREG/STCW concepts, nautical practice, approved ship documents, and CaptainCalc calculation notes. Always verify operational decisions with official sources.
Air Draft & Bridge Clearance Calculator
Estimate bridge clearance from charted bridge height, tide, air draft, dynamic allowance and safety margin before transit.
Transit note
Use official bridge and tide data for the final transit decision. Weather, swell and trim effects should be included in the dynamic allowance.
Related Calculators
CaptainCalc performs these bridge calculations instantly and offline with a workflow built for merchant ships.
