Specifications include, but are not limited to: Installation of a new inlet and drainage improvements on Porter Town Road near Mt. Savage, MD. A. Contact Miss Utility to locate all utilities. B. Provide maintenance of traffic as per specifications provided unless otherwise approved by the District ADE-Traffic. C. Install Single Type WR Inlet. Depth shall be determined by outfall of drainage ditch on MD 36. See Standard No. 374.23. D. Install 18” HDPE from new Single Type WR Inlet to drainage ditch on MD 36. Backfill under roadway shall be CR-6 and shall be a minimum of six inches. Backfill in grass areas shall be native material provided it does not contain material greater than six inches. If backfill is required due to suitable native material, then common borrow shall be used. No additional payment will be made for common borrow. Hot mix asphalt shall be patched to the thickness of the existing pavement section or a minimum of six inches (4” – 19.0mm / 2” – 9.5mm).