Containers and logistics
Stuffing math for cartons and drums, ISO tank loading under IMDG 4.2.1.9, surcharge decoding, and demurrage and detention calculation by carrier.
- ISO 668 · CapacityLive
Container loading calculator
Compute how many drums, IBCs, big bags, or paper-bag pallets fit a 20GP, 40GP, 40HC, or reefer container, weight-out vs cube-out.
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- IMDG 4.2.1.9 · TankLive
ISO tank loading calculator
Maximum loadable volume and mass for any ISO tank build (T1 through T22 plus T23, T50, T75) under the IMDG 4.2.1.9 fill rules.
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- ISO 668 · ReferenceLive
Container types reference
20GP, 40GP, 40HC, 20RF, 40RH, 20OT, 20FR, 20TK internal dimensions, payload, door opening, and use cases in one reference table.
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- EFTCO · CleaningLive
Tank cleaning code lookup
EFTCO cleaning code letters A-J decoded with typical USD ranges, plus compatibility table for 8 common chemical-trade transitions (NaOH to H2SO4, methanol to ethanol, FAME to diesel, phenol cleanup, food-grade after industrial).
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- D and DLive
Demurrage and detention calculator
3-tier stepped tariff D&D math: free time + tier-1 + tier-2 + tier-3 escalation across N containers. Returns per-tier breakdown and total.
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- Surcharge refLive
Surcharge decoder
Plain English on BAF, EBS, CAF, GRI, PSS, ISPS, THC, ISOCC, AMS, ENS, AFR, ICS2, D&D and CRS on an ocean freight invoice.
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