HomeCalculatorsDry-docking Cost & Frequency

Dry-docking Cost & Frequency

Lifetime cost of dry-docking cycles from the interval, per-docking cost, hull-coating life and trading-certificate renewal schedule. Feeds retrofit-payback and newbuild-vs-refit comparisons.

LifecycleEconomic

Docking pattern

Asset lifetimeyearsDocking intervalyearsClass rules typically require a docking every 5 years; in-water survey can extend to 7.5.Cost per dockingUSD

Off-hire penalty

Off-hire days per dockingdDay rateUSD/dayDiscount rate%

Number of dockings

5–

Off-hire cost / docking

270,000USD

Undiscounted lifetime cost

7,350,000USD

Present-value lifetime cost

2,978,881USD

Formula, assumptions, and limits

Docking costs scale with ship size - VLCCs run $2–4M per call, container ships $1–2M, bulkers $0.5–1.5M. In-water surveys extend the interval on eligible ships but require a clean hull and scubba-diving qualification.