At 1.85 metres tall and 0.57 metres broad, that is the world’s first EN 1317-compliant precast concrete security barrier with highest containment stage H4a but a working width of W1 – the best barrier with the narrowest width.
The system additionally has an unmatched automobile intrusion score of VI2.
It has been put in to guard from automobile affect the abutments of the 60-year-old Smithy Wooden footbridge over the M1 close to Ecclesfield, Sheffield.
With the onerous shoulder having been eliminated in a earlier motorway ‘improve’, there was not a lot room to place in a normal barrier. Specialist contractor Hardstaff Obstacles noticed that it was a job for Rebloc’s RB185A precast concrete barrier, launched earlier this yr. This barrier wants a footprint of simply 800mm.
Working alongside Joe Roocroft & Sons, Hardstaff Obstacles’ group of auto restraint system (VRS) consultants put in round 200 metres of the barrier. The system was put in on the north and southbound sections of the motorway and was related to the prevailing VRS in place.
“We had been actually enthusiastic about this undertaking, which noticed the world’s first-ever set up of the Rebloc RB185A. This technique will tremendously enhance the protection of this historic footbridge, in addition to many extra websites to return, the place normal excessive containment obstacles simply can’t be put in.”