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Home / Explosives - A Construction Aid - DVD

Explosives - A Construction Aid - DVD ONF/NFB


Catalogue Number:  NFB525693
Producer:  National Film Board Of Canada
Producers:  Walford Hewitson, Peter Jones
Directors:  David Green
Producing Agencies:  National Film Board of Canada (Montreal)
Subject:  Business Studies, Documentary, Tech/Voc
Language:  English
Country Of Origin:  Canada
Copyright Year:  1958
Running Time:  22:57


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A demonstration of a few of the many ways in which explosives may be used in construction engineering. Demonstrations include techniques for lifting heavily embedded rocks out of roadways, felling trees by detonation of a rim of plastic dynamite, and setting telephone poles by explosives in areas inaccessible to heavy transport equipment. (Released for civilian use as a public service by the Royal Canadian Air Force.)


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