Guardrail encroachment monitor - GEM. Summary report.

Description

Main Author

King, J. Derwin (James Derwin), 1926-

Related Names

Cerwin, Stephen A.

Language(s)

English

Published

1981.

Subjects

Transducers.
Sensors.
Ran off road accidents.
Guardrails.
Sensors/ Transducers.
Running-Off-Road Accidents.
Electromagnetic Fields, Fluxes.

Physical Description

45 p. : figs. graphs. photos. tables.

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