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Engineering Links

National NRCS

Engineering Materials References

Construction Material Reference Catalogs

Pipe
Concrete HDPE PVC Steel
American Concrete Pipe Association HANCOR UNI-BELL PVC Pipe Association National Corrugated Steel Pipe Association
Cretex   Diamond  
    Naco  
    Spears  

The links above are maintained solely for the user's information and convenience. Once you link to another site, please be aware that you are then subject to the policies of the new site. In addition, please note that USDA does not control and cannot guarantee the relevance, timeliness, or accuracy of these outside materials. Further, the inclusion of links or pointers to particular items in hypertext is not intended to reflect their importance, nor is it intended to constitute approval or endorsement of any views expressed, or products or services offered, on these outside web sites, or the organizations sponsoring the web sites.

Last Modified: 05/26/2005