Sewer Sense No. 25
by NCPI, 9/8/2004
The mechanics of a trench collapse/PVC sewer pipe continue to deflect in Lima, Ohio; case history/Gladding, McBean pipe – over a century of craftsmanship in clay/clay pipe protects jet-fuel maintenance system
American Association of State Highway & Transportation, Highway Administration, stress, strain, case history, San Francisco, California, Mather Air Force Base, fuel system, ventilation, safety