Tarmac Group centenary in 1953, Tarmac was processing over two million tons of slag a year, its road surfacing had developed into a significant civil engineering business, and its Vinculum subsidiary "had become one of the major precast concrete undertakings in the country." Under Robin Martin's leadership, Tarmac moved from being an important regional force to a national roadstone and contracting business. Acquisitions played a major role in Tarmac's growth. While leading the roadstone division, Martin had been responsible in 1959 for the acquisition of local competitor Tarslag and Crow Catchpole, which gave it a greater presence in the south east. In
Surfacing (film) was also used. The river scenes were shot on the Madawaska River near Algonquin Park. Surfacing (film) Surfacing is a 1981 Canadian drama film directed by Claude Jutra and starring Kathleen Beller, R. H. Thomson, Joseph Bottoms, Michael Ironside and Margaret Dragu. The film was written by Bernard Gordon as an adaptation of Margaret Atwood's novel "Surfacing" (1972). Atwood's novel was widely considered "unfilmable", and Jutra's adaptation was not considered successful. He had been brought in as director only at the last minute, after original director Eric Till dropped out; it was also the first feature film ever produced by