Paper
11 October 1973 Photologging Under Contract At The County Level Part 2.
Allen Klahn
Author Affiliations +
Proceedings Volume 0037, New Developments in Optical Instrumentation: A Problem Solving Tool in Highway and Traffic Engineering; (1973) https://doi.org/10.1117/12.953739
Event: New Developments in Optical Instrumentation: A Problem Solving Tool in Highway and Traffic Engineering, 1973, Washington, D.C., United States
Abstract
Placer County California has purchased a road encyclopedia describing one thousand roads averaging one mile in length. This one thousand miles of roadway averages 46 persons living on each mile, and one accident per year on each one-and-a-half miles of road.
© (1973) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Allen Klahn "Photologging Under Contract At The County Level Part 2.", Proc. SPIE 0037, New Developments in Optical Instrumentation: A Problem Solving Tool in Highway and Traffic Engineering, (11 October 1973); https://doi.org/10.1117/12.953739
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KEYWORDS
Roads

Safety

Control systems

Astatine

Automatic tracking

Bridges

Eye

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