Intermodal Container

Description2.343 mheight
Stacking shipping containers each with a standard ISO7 5 
6346 reporting mark2.280 m
A typical container has doors fitted at one end, and is7 5 
constructed of corrugated weathering steel.2.280 m
Containers were originally 8 feet (2,438 mm) wide8 5
by 8 feet (2,438 mm) high, and either a nominal2.560 m
20 feet (6,096 mm) or 40 feet (12,192 mm) long.8 5 4964
They could be stacked up to seven units high.2.585 mvolume
Taller units have been introduced, including 'hi-cube' or1,169 ft
'high-cube' units at 9 feet 6 inches (2,896 mm) and33.1 m
10 feet 6 inches (3,200 mm) high.[citation needed]2,385 ft
The United States often uses longer units at 48 ft67.5 m
(14.63 m) and 53 ft (16.15 m). Some rare European2,660 ft
containers are often about 2 inches wider at 2.5 m75.3 m
(8 ft 2.4 in) to accommodate Euro-pallets. Australian3,040 ft
RACE containers are also slightly wider to86.1 mmaximumgross mass
accommodate Australia Standard Pallets.66,139 lb
Lighter swap body units use the same mounting fixings30,400 kg
as Intermodal containers, but have folding legs under66,139 lb
their frame so that they can be moved between30,400 kg
trucks without using a crane.68,008 lb
Each container is allocated a standardized ISO 634630,848 kg
reporting mark (ownership code), four characters long66,139 lb
ending in either U, J or Z, followed by six numbers and30,400 kgempty weight
a check digit.4,850 lb
Container capacity is often expressed in twenty-foot2,200 kg
equivalent units (TEU, or sometimes teu). An equivalent8,380 lb
unit is a measure of containerized cargo capacity3,800 kg
equal to one standard 20 ft (length) 8 ft (width)8,598 lb
container. As this is an approximate measure, the3,900 kg
height of the box is not considered; for example, the10,580 lb
9 ft 6 in (2.90 m) high cube and the 4-foot-3-inch4,800 kgnet load
(1.30 m) half height 20-foot (6.10 m) containers are61,289 lb
also called one TEU. Similarly, the 45 ft (13.72 m)28,200 kg
containers are also commonly designated as two TEU,57,759 lb
although they are 45 and not 40 feet (12.19 m) long.26,600 kg
Two TEU are equivalent to one forty-foot equivalent58,598 lb
unit (FEU).26,580 kg
Types55,559 lb
A Spine Car with a 20 ft tank container and a25,600 kg
conventional 20 ft containerHandling and transport
Variations on the standard container exist for use withMain article: Intermodal freight transport
different cargoes including Refrigerated container unitsContainers can be transported by container ship,
for perishable goods, tanks in a frame for bulk liquids,semi-trailer truck and freight trains as part of a single
open top units for top loading and collapsable versions.journey without unpacking and they are transferred
Containerised coal carriers, and 'bin-liners' (containersbetween modes by container cranes at container
designed for the efficient road/rail transportation ofterminals. Units can be secured during handling and in
rubbish from cities to recycling and dump sites) aretransit using "twistlock" points located at each corner
used in Europe.of the container. Every container has a unique BIC
Container types:code painted on the outside for identification and
Collapsible ISOtracking, and is capable of carrying up to 2025 tonnes.
Flushfolding flat-rack containers for heavy and bulkyCosts for transport are calculated in twenty-foot
semi-finished goods, out of gauge cargoequivalent units (TEU).
Gas bottleRail
GeneratorWhen carried by rail, containers may be carried on
General purpose dry van for boxes, cartons, cases,flatcars or well cars. The latter are specially designed
sacks, bales, pallets, drums in standard, high or halffor container transport, and can accommodate
heightdouble-stacked containers. However the loading gauge
High cube palletwide containers for europalletof a rail system may restrict the modes and types of
compatibilitycontainer shipment. The smaller loading gauges often
Insulated shipping containerfound in European railroads will only accommodate
Refrigerated containers for perishable goodssingle-stacked containers. In some countries, such as
Open top bulktainers for bulk minerals, heavythe United Kingdom, there are sections of the rail
machinerynetwork which high-cube containers cannot pass
Open side for loading oversize palletthrough, or can pass through only on well cars. On the
Platform or bolster for barrels and drums, crates, cableother hand, Indian Railways runs double-stacked
drums, out of gauge cargo, machinery, and processedcontainers on flatcars under 25 kV overhead electrical
timberwires. In order to do this, the wire must be at least
Rolling floor for difficult to handle cargo7.45 metres (24 ft 5 in) above the track, but IR is
Swapbodyable to do so because of its large loading gauge and
Tank containers for bulk liquids and dangerous goodsuse of 1,676 mm (5 ft 6 in) broad gauge track.
Ventilated containers for organic products requiringChina Railways also runs double-stacked containers
ventilationunder overhead wires, but must use well cars to do so
Specificationssince China uses standard gauge and the wires are
The following table shows the weights and dimensionsonly 6.6 metres (21 ft 8 in) above the track.
of the most common types of containers. The weightsSecuring loads in intermodal containers
and dimensions quoted below are averages.Main article: Load securing
Containers of the same type of produced by differentApplication in container
manufacturers may vary slightly in actual size andPolyester Strapping and Dunnage Bag application
weight.[citation needed]Polyester Lashing Application
20 containerThere are many established methods and materials
40 containeravailable to stabilize and secure cargo in intermodal
40 high-cube containercontainers. Conventional restraint methods and
45 high-cubematerials such as steel strapping and wood blocking
lmetricexternaldimensionslength& bracing have been around for decades and are
20 0still widely used. Polyester strapping and lashing,
6.096 msynthetic webbings are also common today. Dunnage
40 0Bags, also known as "air bags" are used to help keep
12.192 munit loads in place.
40 0History
12.190 mGI loads a shipping container
45 0Main article: Containerization
13.716 mwidthThe United States Department of Defense produced
8 0specifications for standard containers for military use
2.438 mof 8-foot (2.44 m) by 8-foot (2.44 m) square cross
8 0section in units of 10-foot (3.05 m) long in the
2.438 m1950s.[citation needed] The International Organization
8 0for Standardization (ISO) issued standards based upon
2.438 mthe US Department of Defense standards between
8 01968 and 1970, ensuring interchangeability between
2.438 mheightdifferent modes of transportation worldwide.[citation
8 6needed] and they subsequently also became known
2.591 mas ISO containers for this reason.
8 6A global system of intermodal freight transport has
2.591 mdeveloped around these standard containers and new
9 6container sizes have been developed to suit different
2.896 mpurposes. Since November 2007 48 ft (14.63 m) and
9 653 ft (16.15 m) containers are used also for
2.896 minteriordimensionslengthinternational ocean shipments. As of April 2008 the
18 10 516only marine company who offer such containers is
5.758 mAPL. However, APL containers have slightly different
39 5 4564sizes and weights than standard 48 ft (14.63 m) and
12.032 m53 ft (16.15 m) containers (that are used in the US by
39 4rail and truck services).
12.000 mInternational Convention for Safe Containers
44 4The International Convention for Safe Containers is a
13.556 mwidth1972 regulation by the Inter-governmental Maritime
7 8 1932Consultative Organization on the safe handling and
2.352 mtransport of containers. It decrees that every container
7 8 1932travelling internationally is supplied with a "CSC-Plate".
2.352 mSee also
7 7Dunnage Bags
2.311 mIntermediate bulk container
7 8 1932Load Securing
2.352 mheightLogistics Vehicle System
7 9 5764MIL STD 129
2.385 mSun Modular Datacenter
7 9 5764RACE (container)
2.385 mShipping container architecture
8 9References
2.650 m^ "Shipping Container Homes Globally". Retrieved
8 9 15162009-05-24. 
2.698 mdoor aperturewidth^ "Container Dimensions". J S Container Services.
7 8 Retrieved 2009-05-30. 
2.343 m^ "Standard Shipping Containers". Container container.
7 8 Retrieved 2009-05-18. 
2.343 m^ "Selecting a Container" (PDF). CMA CGM Group.
7 6"2006. Retrieved 2008-02-14. 
2.280 m^ Raghvendra, Rao (August 26, 2008). "Rlys reaches
7 8 higher, sets world record". Retrieved 2009-11-04.