40ft Flat Rack Container

Overview

The 40 ft Flat Rack is special equipment built for heavy-lift and out-of-gauge cargo that cannot be shipped in a closed container. With an open deck (no side walls/roof) and strong securing points, it supports top and side loading and is commonly used for project cargo requiring crane handling and robust lashing.

Supports top/side loading for heavy or oversized cargo

Designed for out-of-gauge planning with strong securing needs

Open platform means cargo protection depends on packaging/covering

Specs are fleet examples and may vary by manufacturer

40 ft Flat Rack Container Image Gallery

Best for / Not ideal for

Best for	Not ideal for
Heavy machinery, industrial components, and project cargo requiring crane access	Cargo needing full weather-tight protection without added coverings (open deck exposure)
Over-width / over-height cargo (subject to carrier planning and approvals)	Loose general cargo better suited for a closed dry container
Loads that require side access for positioning and robust lashing	Temperature-controlled cargo (reefer required)

Industries & typical commodities

Heavy machinery: construction equipment, industrial machinery, generators, and large heavy components.
Construction / Project cargo: pipes, structural steel, fabricated sections, and long or oversized project materials.
Energy / Infrastructure: transformers, turbines, generators, and large components requiring special handling and lashing.
Mining equipment: heavy machinery, large parts, and oversized components.
Manufacturing: large fabricated units, crated machinery, and industrial assemblies.
Vehicles and equipment: specialized vehicles or machinery that cannot fit inside a closed container.
Steel and metal products: beams, plates, coils, and other oversized metal cargo when properly secured.

Sizes & dimensions – 40ft Flat Rack Container

Dimension	Metric	Imperial
Inside Length	11.652 m	38.23 ft
Floor Width	2.347 m	7.70 ft
Inside Width (min.)	2.245 m	7.37 ft
Inside Height	2.265 m	7.43 ft
Height (bottom)	0.648 m	2.13 ft

Capacity & weights – 40ft Flat Rack Container

Spec	Metric	Imperial
Max Gross Weight	55,000 kg	121,250 lbs
Tare Weight	5,900 kg	12,900 lbs
Max Payload	49,100 kg	108,350 lbs

How many pallets fit in a 40ft Flat Rack Container?

Pallet capacity varies by loading pattern and pallet type. Use the estimates below only as a quick reference:

US standard pallets: up to 21

Euro pallets: up to 24

Note: Flat racks are primarily used for heavy/oversized cargo, so pallet counts are not a standard spec and can change significantly depending on lashing, access lanes, and whether any overhang is allowed.

Handling recommendations

Keep weight evenly distributed and avoid eccentric loading that can twist the frame.

“Heavy on bottom”: keep the center of gravity low and place heavier cargo directly on the deck.

Secure cargo with blocking/bracing and lashing appropriate to the load and route; verify securing points and required strength.

Confirm carrier requirements for out-of-gauge stowage (often requires special planning/approval).

Protect cargo against weather exposure with suitable coverings/packaging where needed.

FAQs about 40 ft Flat Rack Containers

What is a 40 ft Flat Rack container used for?

A 40 ft Flat Rack is used to transport heavy, oversized, or awkward cargo that cannot be shipped in a standard closed container. Its open deck enables top and side loading, which is ideal for machinery, steel products, and project cargo requiring crane handling. Because the cargo is exposed, planning typically focuses on footprint, overhang approvals, and securing. Specifications can vary by manufacturer and fleet, so confirm the exact unit for tight clearances.

How many pallets fit in a 40 ft Flat Rack container?

Flat racks are not primarily defined by pallet count, since they are usually booked for out-of-gauge or heavy-lift cargo where lashing and access needs determine usable deck space. If palletized cargo is loaded fully within the end walls and without overhang, a rough 40 ft footprint estimate is around 21 US pallets or 24 Euro pallets in a single layer. Actual results vary with bracing, access lanes, and securing requirements.

Is a 40 ft Flat Rack container waterproof and sealed?

A flat rack is an open platform, so it does not provide weather-tight protection like a dry container. Cargo may be exposed to rain, spray, and sunlight unless you use proper coverings, wrapping, or specialized packaging. For moisture-sensitive freight, plan protection in advance and minimize exposure during handling. Protection requirements depend on route and terminal handling, so align packaging with the full journey and securing plan

When should I choose a Flat Rack vs Open Top container?

Choose a Flat Rack when you need side loading or have over-width cargo that cannot be accommodated by an Open Top. An Open Top is often preferred when cargo fits within container width but needs top loading due to height or handling constraints. The best choice depends on cargo dimensions, lifting method, lashing plan, and whether the carrier requires special approvals for out-of-gauge stowage and routing.

What cargo is not suitable for a 40 ft Flat Rack container?

A 40 ft Flat Rack is not suitable for cargo requiring full enclosure, strict weather protection without additional packaging, or temperature control (reefer). It can also be a poor fit for loose general cargo where a standard container would be safer and easier to secure. Suitability depends heavily on cargo geometry, lifting points, center of gravity, and the lashing plan, so confirm securing and handling requirements before booking.