Work No. 8R—U.K.Realignment of Thames Avenue, including a bridge over the Tilbury Loop Railway, the railways (Works Nos. 8, 8G and 8J) and private sidings, commencing in that road at a point 25 metres south of its junction with New Road, Hornchurch, passing southwards over those railways and terminating in Thames Avenue at the junction of Lake Road with that road;