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JSK Overbridges - For Heavy Plant Equipment and all General Traffic.

Janson Bridging JSK-units are designed to carry heavy plant and site equipment such as high capacity dumptrucks and heavy haulage vehicles. Thus they are very suitable for use on construction projects.
These units can also be used for temporary overbridges or for permanent applications wherever short span bridges for general traffic are required.

The units are made in 1.50 metre wide modules, with a structure depth
of 0.30 or 0.45 metres and come in 5 different lengths. [see table]

By joining the units sideways, road widths in multiples of 1.5 metres can be achieved.
The outside units are fitted with parapets and kerbs.

The low structure depth of the units allows their use for overbridges
where headroom space is critical. The use of extensive abutments
can also be avoided with the JSK-units.

In marshy areas or soft ground conditions, units can be laid direct on the ground to form temporary access roads, able to carry heavy loads.


TECHNICAL DETAILS

Bridge Type

JSK I
JSK II

Unit lengths (m)

10.5, 13.5, 15.7
4, 9, ramps

Unit widths (m)

1.5
1.5

Road widths (m)

3, 4.5, 6, 7.5, 10,

Footways (m)

1.5

Max Free Span (HA + 25 HB)

15.7 m
9 m

 

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© Janson Bridging (UK) Ltd. 2007

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