321216 Asphalt Paving
ASPHALT PAVING 32 1216 - 4 1. Mill to a depth of 1.5 inches (75 mm). 3.03 PATCHING A. Hot-Mix Asphalt Pavement: Saw cut perimeter of patch and excavate existing pavement section to sound base. Excavate rectangular or trapezoidal patches, extending 12 inches (300 mm) into adjacent sound pavement, unless otherwise indicated.