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Construction Manuals Library

The Construction Manuals Library consists of highway construction manuals and related documents that have been submitted by various transportation agencies. The library can be searched in two ways - by browsing by agency or searching by keyword.

Browse Construction Manuals

This section is organized by agency.

Please choose an agency to view the construction manual for that agency.

Search Construction Manuals

Provide a search term in the Search text box below. For more concise results, select an agency and/or category.

To choose multiple agencies, hold down the Ctrl key and click on the desired agencies from the agency list.

Keyword(s) Search:
(Use spaces only to separate keywords for example 'asphalt concrete'.)
Select Agency(s):

If you have any questions or comments on the content of the National Highway Specifications web site, please contact construction@dot.gov.

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The files contained on this web site are for informational and research purposes only. To obtain the official version of these documents, users are encouraged to contact or visit the web site of the issuing agency.



	United States Department of Transportation - Federal Highway Administration - Infrastructure