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Port Turnaround Time Calculator

Work out port turnaround time instantly with clear inputs, formula shown and shareable results.

About Port Turnaround Time Calculator

Turnaround time is everything from arrival at the pilot station to departure: waiting for a berth, berthing manoeuvres, cargo operations and clearance. Splitting out the cargo-working share shows how much of the port stay is genuinely productive, which is the standard port efficiency indicator.

Formula

Turnaround

Total = waiting + berthing + cargo operations + documentation

Worked example

With the default values below, Port Turnaround Time Calculator returns Total port turnaround of 38.50. Change any input above and every figure here is recalculated in your browser.

Inputs used

Waiting for berth
7 h
Berthing and unberthing
2.5 h
Cargo operations
26 h
Clearance and documentation
3 h

Results

Total port turnaround
38.50 h
Turnaround
1.60 days
Cargo operations share
67.5% %
Non-cargo time
12.50 h

Step by step

  1. 1Values used
  2. 2Turnaround
  3. 3Total port turnaround= 38.50 h
  4. 4Turnaround= 1.60 days
  5. 5Cargo operations share= 67.5 %
  6. 6Non-cargo time= 12.50 h

Assumptions and limits

  • The result is derived only from the 4 inputs listed above. Anything not among them is not part of the calculation.
  • In particular, this calculator does not take inflation, tax, fees or charges or compounding frequency into account.
  • Figures are rounded for display to 2 decimal places, so totals built from several rounded parts can differ slightly from the unrounded arithmetic.
  • Marine results are planning estimates only. Verify against the vessel's approved stability booklet, loading manual, class society rules and applicable maritime regulations before loading or sailing.

How these calculators are built and tested is described on the Methodology page. If a figure looks wrong, please report it.

Marine results are planning estimates only. Verify against the vessel's approved stability booklet, loading manual, class society rules and applicable maritime regulations before loading or sailing.

Frequently Asked Questions

Why is waiting time significant?

At a congested port it can exceed cargo time, and it is usually the largest single lever on turnaround because it depends on berth planning rather than crane productivity.

How does turnaround affect the schedule?

Every extra hour in port must be recovered by steaming faster later, which costs fuel at roughly the cube of the speed increase.

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