Sep 17, 2017


The last comprehensive inspection of the metal pipe test site on the Natchez Trace Parkway was documented in Report No. FHWA-RD-97-140, titled Durability Analysis of Aluminized Type 2 Corrugated Metal Pipe, from inspections that dated October 1994 to December 1996. The American Concrete Pipe Assn. performed an inspection on November 12, 2014, and the findings are presented in this report.

American Concrete Pipe Assn.


8445 Freeport Parkway

Suite 350

Irving, TX 75038

United States

Phone: 972.506.7216