16mm Filmography
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Sand Drains

Explains the sand drain method of consolidating swampy areas for the construction of highways. Uses animation and scenes of an actual project to show preparation of the site, driving the sand drains, placing the control devices and overload, final preparation of the roadway and paving.

Related films

Sources

  1. 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
  2. 16mm Filmography (legacy record) — catalog record
  3. usgov-av-1974 — title, creator, length, color, sound, description

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