Science Goes Underground - Japan's Road - Builders Beat The Swampland
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✎ Suggest a correctionExplains that the Sendai By-pass was constructed to relieve traffic congestion on the national road, route number four, which passes through Sendai City. Introduces the sand and paper drain methods and various types of experiments to improve the foundation of the road to be constructed on marsh land. Documents construction progress from start to completion.
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- A-V Online (National Information Center for Educational Media). CD-ROM database of educational and documentary media, compiled and maintained by the National Information Center for Educational Media (NICEM). — title, year, creator, length, format, sound, description
- 16mm Filmography (legacy record) — creator, catalog record
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