In 1983, Virginia implemented a specification for the acceptance of aggregate base and bituminous concrete in which the producer undertook the acceptance testing and state personnel did much reduced testing as a monitoring program. Although some people predicted that the quality of the materials being received by the state would drop drastically following the removal of state inspectors from the aggregate and asphalt plants, the program appears to be working well. The evolution in specifications that preceded the one on which this report is based should be considered by any agency contemplating a similar system.
Decades ago, the U.S. Army introduced an Aeronautical Design Standard that defined Handling Qualities Requirements for Military Rotorcraft, ADS-33E-PR...
A series of studies on the effectiveness, feasibility, and costs of composting as a means of managing animal mortalityremoved from roadways has been c...
Links with this icon indicate that you are leaving a Bureau of Transportation
Statistics (BTS)/National Transportation Library (NTL)
Web-based service.
Thank you for visiting.
You are about to access a non-government link outside of
the U.S. Department of Transportation's National
Transportation Library.
Please note: While links to Web sites outside of DOT are
offered for your convenience, when you exit DOT Web sites,
Federal privacy policy and Section 508 of the Rehabilitation
Act (accessibility requirements) no longer apply. In
addition, DOT does not attest to the accuracy, relevance,
timeliness or completeness of information provided by linked
sites. Linking to a Web site does not constitute an
endorsement by DOT of the sponsors of the site or the
products presented on the site. For more information, please
view DOT's Web site linking policy.
To get back to the page you were previously viewing, click
your Cancel button.
United States Department of Transportation
[PDF-1.71 MB]
