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(11) | EP 2 246 474 A3 |
(12) | EUROPEAN PATENT APPLICATION |
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(54) | Highway bridge equipped with a joint transition |
(57) The invention relates to a with a joint transition provided bridge of a highway.
The transition comprises in order from below to the top a joint plate of 3 millimetre
rubber, two prefabricated onto each other stacked plate like joint elements the complete
surface of which is adhered to each other and to the joint plate and substructure,
an in situ cast cover layer, immediately at both sides of the joint elements an in
situ cast supporting beam of cast asphalt. The top joint element has an embedded reinforcement
of rubber material and both joint elements are made of a mixture of rubber and road-metal,
bound by bitumen and within each supporting beam a sheet like and tension proof reinforcement
element of glass fibre fabric extends over the complete width of the supporting beam
and is connected to both joint elements.
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