Tarmac Group 1964, now group managing director, Martin acquired key quarrying assets, including Cliffe Hill Granite, Rowley Regis Granite and Hillhead Hughes. In 1968, Martin engineered the three way merger between Tarmac, Derbyshire Stone and the Scottish Asphalt company, William Briggs, creating the country's "largest roadstone and construction group". The group was briefly known as Tarmac Derby but the Derby name was later dropped. Further acquisitions were to come. Permanite, Britain's biggest roofing felt manufacturer, and Limmer, a quoted asphalt company, were bought in 1971, while the 1973 purchase of Mitchell Construction (which had foundered on the Kariba Dam) strengthened the construction
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