All restorations shall be cut back a minimum of 12 inches on each side of the excavation as necessary to avoid ragged edges on the restored area. The area to be restored shall be increased as necessary to avoid residual strips of existing pavement of fewer than three feet in the smaller dimension.
Work must commence within 30 days from the date of the permit and be satisfactorily restored within 60 days thereafter unless otherwise extended, in writing, by the Highway Department.
- Bituminous-type pavement one and one-half inches minimum compacted asphalt concrete Type 1A, Item 36D, three inches minimum compacted dense-graded base course asphalt concrete Item 22CX-M-2.
- Alternate pavement section one-inch minimum compacted asphalt concrete type AC, Item 36E.
- One and one-half inches minimum compacted asphalt concrete binder course, Type 1A, Item 36DX-M.
- Four inches minimum compacted dense-graded aggregate base course Item 398.
Oil & Bluestone Pavement
Five inches of Town of Hempstead Item 398 and two inches of the top course.
- Where existing pavement is reinforced or contains joint supports, the removal of the pavement shall be performed in such a manner as to allow projection of six inches of the reinforcement and the undisturbed joint supports into the replacement area. If such is not feasible, the permittee shall indicate proposed corrective measures for approval by the Commissioner. Replacement concrete shall be Type II and entrained with additives such as will assure compressive strength cores of two thousand five hundred (2,500) pounds per square inch in forty-eight (48) hours. The concrete shall be of the same thickness as the adjacent undisturbed concrete.
- With the approval of the Town of Hempstead Engineering Department, the asphalt concrete base may be used as a replacement for adjacent concrete base on longitudinal cuts only. Where asphalt concrete is used, it shall be two inches thicker than the concrete it replaces.
- The entire panel width must be removed and replaced. The ends of panels must be saw cut if not at a transverse joint.
- In no case shall any portion of the existing panel that is less than six feet from a transverse joint be left in place.
- When concrete base panels with asphalt overlays are to be removed, the asphalt shall be cut back a minimum of six inches onto the adjacent panels to provide a smooth vertical edge.
- Transverse openings shall be saw-cut ninety degrees to the longitudinal joints.
- Pavement replacement shall be a minimum of two feet on both sides of the trench and a total minimum of six feet wide by the width of the panel.
- In no case shall any portion of the existing panel that is less than six feet in length from a transverse joint of the existing crack be left in place.
- Where openings are skewed across the pavement, the concrete replacement must be carried straight across each panel and not staggered.