I
20
Table of Contents
22
32
VAA Virginia Asphalt Fall/Winter 2021
VAASPHALT.ORG 25 A PICTURE OF SUSTAINABILITY Present day heavy truck traffic on I81. Rock excavation on I81. Daylighted Sub-base Stone through the shoulders.
Made with FlippingBook
RkJQdWJsaXNoZXIy Nzc3ODM=