For either soft or firm subgrade conditions, use Spectra System technology and the AASHTO '93 flexible pavement design method to reduce pavement thickness and increase service life. A second module optimizes subbase designs for soft subgrades to reduce overexcavation and improve constructability.
Visit www.tensarcorp.com to download a free copy, or call 800-TENSAR-1 to request a CD.
Tensar Earth Technologies, Inc., 5775-B Glenridge Dr., Suite 450, Atlanta, GA, 30328. Phone: 404-250-1290; Fax: 404-250-9185.