Sea containers

Two 20' containers in 3D: one floor loaded with loose cartons, one with palletised cartons

Sea containers · 22 June 2026 · 5 min read

Floor Loading Cartons in a Container vs Palletised Loads

When to floor load cartons instead of palletising, how to orient and stack them, how to check carton strength, and a worked 40ft high cube comparison.

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Sea containers · 25 May 2026 · 5 min read

Reefer Container Loading: Airflow, Red Line and Pallet Plans

How reefers move air, why the T-floor and red load line limit your plan, chilled vs frozen stowage, pre-cooling, and a worked 40ft reefer pallet plan.

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Rear view into a 20' container with wooden crates and blue drums, showing the gaps that need dunnage

Sea containers · 14 May 2026 · 6 min read

Container Dunnage: Airbags, Blocking, Bracing and Void Fill

How to secure container cargo with airbags, timber blocking, bracing, lashing and void fill, and how to plan the load so there are fewer gaps to fill.

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45' high cube shipping container in 3D on a ship deck with cartons and crates

Sea containers · 11 May 2026 · 6 min read

Shipping Container Dimensions: 20', 40', 40' HC and 45' HC

Internal size, door openings, tare, payload and cubic capacity of 20', 40', 40' high cube and 45' containers, with the limits that matter when you plan a load.

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40' high cube container stuffing plan in 3D, half loaded with machine crates, textile pallets and cartons

Sea containers · 20 January 2026 · 6 min read

How to Make a Container Stuffing Plan That Holds Up at Sea

A step-by-step method for planning container stuffing: heavy goods low and central, even weight along the length, door-end cargo last, securing and photos.

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40' high cube container in 3D packed with 400 cartons in three sizes for high volume utilisation

Sea containers · 26 December 2025 · 5 min read

Container Utilization: How to Measure and Improve Fill

Measure container utilization by volume, weight and floor area, see why 100% is unrealistic, and use rotation, mixed lanes and box choice to load more.

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Two 3D load plans side by side: 9 industrial pallets in a 20' container and 20 in a 40' container

Sea containers · 1 September 2025 · 5 min read

20ft vs 40ft Container: How to Choose for Your Shipment

Choose between a 20ft and 40ft container by cargo density, payload, floor space and cost per cubic metre. Includes break-even logic and worked examples.

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20' container in 3D coloured by weight with steel drums and IBCs, gross weight shown in the stats bar

Sea containers · 12 May 2025 · 5 min read

VGM Under SOLAS: How to Get Container Weight Right

What the SOLAS verified gross mass rule requires, how Methods 1 and 2 work, what the weight includes, and how planning with real weights avoids rolled boxes.

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Top view of a 40' container floor loaded with 20 industrial pallets, numbered in loading order

Sea containers · 10 January 2025 · 6 min read

How Many Pallets Fit in a 40ft Container (and a 20ft)?

Euro and industrial pallet counts for 20', 40', 40' HC, 45' and reefer containers, the mixed-lane layout that gets the most in, and when to double-stack.

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