We developed a scheme to replace existing end of life steel barrier in the central reserve of the M621 urban motorway in Leeds, with a non-deformable solution to reduce maintenance and accident repairs in the future.
The DB 80E deltablock can be used as a temporary barrier system when positioned on the carriageway and has comparable performance to all other temporary barrier systems on the market. However when placed in a permanent position it becomes a certified H2 W1 VI1 ASIB barrier system which exceeds the performance of the originally proposed slip-formed/ in-situ cast rigid concrete barrier.
By utilising the same barrier first in a temporary position to protect road workers during construction, and then switching to a permanent system, this solution had multi benefits including:
Entry submitted by A-one+ Integrated Highway Services
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