M1 Motorway

1. Giffird, E. W. H. / Wooley, M. V. / Butler, A. A. W. (1969): The Design and Construction of the Calder Bridge on the M1 Motorway. In: Proceedings of the Institution of Civil Engineers, v. 43, n. 4 (August 1969), pp. 527-552.

   https://doi.org/10.1680/iicep.1969.7312

2. Soper, R. H. (2010): The M1: Britain's first inter-urban motorway. In: Proceedings of the Institution of Civil Engineers - Engineering History and Heritage, v. 163, n. 2 (May 2010), pp. 129-134.

   https://doi.org/10.1680/ehah.2010.163.2.129

3. Burton, Andrew (2013): Widening of the M1 motorway, UK, from junctions 31 to 32. In: Proceedings of the Institution of Civil Engineers - Transport, v. 166, n. 6 (November 2013), pp. 344-353.

   https://doi.org/10.1680/tran.10.00032