The phrase "roadway surface" refers to the top layer or the outer part of the road that vehicles drive on.
Sentences with «roadway surface»
At the south abutment of the Bridge, the height of the top of roadway surface is +186.5 feet. (goldengatebridge.org)
Larger facilities, the time of the day, and uneven walkways or roadway surfaces also play an important role in pedestrian and bicyclist injuries and fatalities. (transportation.gov)
In addition, the parking and roadway surfaces required to support vehicular travel consume land and nonrenewable resources, disrupt natural rainwater flow, and enlarge urban heat islands. (usgbc.org)