2-847-584 - Historic England Archive/Heritage Images

Construction machines laying a dry-lean concrete base in Section D4 of the London to Yorkshire Motorway (the M1), as Laing workers dig a trench for central reservation drainage in the foreground. Section D of the London to Yorkshire Motorway runs between Kislingbury and Dunchurch. The caption beneath the corresponding album print notes the road is being laid to the east of Structure 113.