Asphalt can be PAVED during off-peak periods (including night working) and still enable the road to be re-opened before the normal daytime traffic flows
Sometimes, commuters never see an orange barrel; they find out about road work when they drive on a new, smooth, quiet pavement the next day.
From:
Jackson, Newt, Design, Construction and Maintenance Guide for Porous Asphalt Pavements (IS-131), National Asphalt Pavement Association, Lanham, MD, 2003.)