科技报告详细信息
Ensuring That Traffic Signs Are Visible at Night: Federal Regulations | |
Peterman, David R. | |
Library of Congress. Congressional Research Service. | |
关键词: Transportation policy; Traffic signs and signals; Traffic accidents and safety; | |
RP-ID : R43042 RP-ID : R43042_2013Apr16 |
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美国|英语 | |
来源: UNT Digital Library | |
【 摘 要 】
This report provides background for the nighttime visibility maintenance standard and addresses some of the issues that have been raised about this standard.
【 预 览 】
Files | Size | Format | View |
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R43042_2013Apr16.pdf | 238KB | download |