ADOT is injecting foam deep underneath the pavement as a way to smooth out dips on Arizona highways, including the Loop 101 Pima Freeway. This method is more cost efficient than ripping out old pavement, re-compacting the sub-grade, and placing new concrete or asphalt. More information: www.azdot.gov
[VIDEO] Deep Foam Injection to Lift Freeway in Arizona
ADOT is injecting foam deep underneath the pavement as a way to smooth out dips on Arizona highways, including the Loop 101 Pima Freeway.
May 25, 2016
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