MODERN CONCRETE ROAD CONSTRUCTION Part 3
Description
Contrasts early and modern methods of concrete road construction. Concrete is mixed, graded, tested, and poured into special molds. Paving machines smooth the substance. Emphasizes the need for more durable paving, banking of curves to control higher automotive speeds, and proper highway maintenance.
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Records of the Extension Service
Series
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Date
1920-01-01
File
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TRT
3:50
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