Specifications include, but are not limited to: The project will consist of Full Depth milling and resurfacing to include repairing the existing pavement base with 10 inch cement stabilization, resurfacing of adjacent driveways to meet street pavement grades, adjustments of water valves and manholes, and the insulation of pavement striping and markings as directed. Please refer to Appendix C for additional specifications. a. Street scheduled for milling and resurfacing will consist of the furnishing of all materials, labor, and equipment for the complete construction including but not limited to: repairing the existing pavement base where needed, resurfacing of adjacent driveways to meet street pavement grades, maintaining traffic control measures, milling existing pavement, installing tack coat, installing asphaltic concrete surface, course applying high density mineral bond, adjustments of water valves & manholes, and the installation of pavement striping, and markings as directed, performing cleanup and related work. b. The pavement to be placed after Full Depth Milling and cement stabilization is to be 3 inches 25 mm Superpave Asphalt Base with 2 inches 19mm Superpave Binder and 1.5 Inches 12.5 mm Superpave Topping. c. Load tickets that meet Georgia Department of Transportation specifications must accompany all delivered materials. The contractor must supply copies of all asphalt tickets to the city. d. AC-20 or AC-30 bituminous tack shall be used on this project. All surfaces shall be cleaned completely and thoroughly dried before any tack is applied. Tack shall not be applied when the pavement is wet. Bituminous tack shall be applied between .04 and .06 gallons per square yard. All materials and equipment used to perform the bituminous tack coat shall be considered incidental to the work and included in the bid price for other pay items. e. Contractor shall be responsible for implementing and maintaining all necessary traffic control measures. Contractor shall submit a traffic control plan to the City for approval prior to commencing any operations at a given location. Traffic control plan shall at minimum conform to the requirements set forth in the MU TCD. f. Manhole Adjustment and Water Valve Box Adjustment: It shall be the Contractor’s responsibility to note and mark the location of each water valve box and manhole covers on the streets to be resurfaced prior to the resurfacing work then locate and adjust each of these after resurfacing. g. Structures shall be adjusted within 10 days after the road is resurfaced. h. The existing pavement will be removed a minimum of 9” outside of the most exterior points of the structures. i. Concrete Collars are to be installed on all valves and manholes per Gwinnett County Standard 502. j. Structures will be adjusted to pavement grade using bricks, shims, or other nonorganic material.
