Shade

I was told in person and in multiple conversations with township and county officials that shade is a major contributor to a road's deterioration, and that the trees on Sperry Road were cut down because the canopy cast too much shade.

Scientific studies show just the opposite is true: shade can acually extend the life a road:

EFFECTS OF STREET TREE SHADE ON ASPHALT CONCRETE PAVEMENT PERFORMANCE

In addition, Google Earth photos from August 2014 show large stretches of Sperry Road are already wide open to sunlight, with the rest of the road partially shaded: