Hammersmith Flyover

seen from under the flyover]] Completed in 1961, it was one of the first examples of its design. J&J Dean, a London-based civil engineering contractor, built the flyover at a cost of £1.2 million. The then Conservative Transport Minister Ernest Marples had been a Marples, Ridgway shareholder. To avoid a conflict of interest Marples undertook to sell his controlling shareholder interest in the company as soon as he became Minister of Transport in October 1959, although there was a purchaser's requirement that he buy back the shares after he ceased to hold office, at the price paid, should the purchaser so require. Much of the churchyard of St Paul's Church, the oldest parish church of…

An elevated road employing reinforced concrete balanced cantilever beam supports with a single central column. The deck spine and wings are of hollow prestressed concrete design, with each span being tensioned by longitudinal tendons (four clusters, each of sixteen 29 mm steel cables). The flyover was designed by G. Maunsell & Partners, Consulting Engineers, led by Peter Wroth and is 622 m long. When built the flyover included heating cables to "eliminate ice formation". The system was initially successful, though a £4800 bill for the 1962–63 winter () "so shocked Hammersmith Borough Council that, as a protest, it cut off the electricity". London County Council paid the bill after this. The…