Project Profile: Lofthouse Interchange Project: M1Jct 41-42 Lofthouse Interchange Client: Birse Civils Ltd The project: The Loft house Interchange, initially constructed along with its supporting structures in 1970, connects two of the UK’s busiest motorways, the M1 (J42) and the M62 (J29). In 2011 the majority of the reinforced concrete supporting structures were showing signs of corrosion, likely attributed to over 40 years of de-icing the road decks above and the adjacent running surfaces of the M1. Sections of reinforced concrete had delaminated and spalled away significantly in splash zones as well as areas where deck joints were leaking onto the faces of the support piers below. The solution: APA Concrete Repairs Ltd were involved in refurbishing the supportin

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