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D&D Calculator (Demurrage / Detention)
Auto-calculate demurrage & detention by carrier free-time and tiered rates.
Inputs
Demurrage
$150
3 days over / Free 4D
Detention
$160
2 days over / Free 5D
Total (1 CNTR)
$310
$310 per container
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Cost-saving Tip
- Pick up by 2026-09-17 to avoid demurrage
- Return by 2026-09-25 to avoid detention
Daily Breakdown
| Date | Type | Daily | Cumulative |
|---|---|---|---|
| 2026-09-14 | Free | — | $0 |
| 2026-09-15 | Free | — | $0 |
| 2026-09-16 | Free | — | $0 |
| 2026-09-17 | Free | — | $0 |
| 2026-09-18 | Demurrage | $50 | $50 |
| 2026-09-19 | Demurrage | $50 | $100 |
| 2026-09-20 | Demurrage | $50 | $150 |
| 2026-09-21 | Free | — | $150 |
| 2026-09-22 | Free | — | $150 |
| 2026-09-23 | Free | — | $150 |
| 2026-09-24 | Free | — | $150 |
| 2026-09-25 | Free | — | $150 |
| 2026-09-26 | Detention | $80 | $230 |
| 2026-09-27 | Detention | $80 | $310 |
Calculation
- Demurrage: from day after ETA until pickup
- Detention: from day after pickup until return
- Rates are market averages — may differ by carrier/NAC contract
- 20'DV 1.0× / 40'DV·HC 1.5× / Reefer 2.5–3.0×
- Tariff source: built-in fallback