Fresh Water Allowance Calculator

Professional multi-tab calculator for FWA, DWA, Draft Change, New Draft, Cargo Loading, and Displacement Variation, designed for maritime exams and daily operations.

Fresh Water Allowance Calculator

FWA

DWA

Draft Change

New Draft

Cargo Loading

Displacement Variation

Summer Displacement (t)

TPC at Summer Draft (t per cm)

FWA (mm)

Dock Water Density (kg per cu m)

FWA (mm)

Departure Water Density (kg per cu m)

Arrival Water Density (kg per cu m)

Observed Draft (m)

FWA (mm)

Departure Water Density (kg per cu m)

Arrival Water Density (kg per cu m)

TPC (t per cm)

Desired Draft Increase (cm)

TPC (t per cm)

Observed Draft Change (cm, + increase / - decrease)

fresh water allowance calculator fwa dwa draft change new draft cargo loading displacement variation tpc

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