Specifications include, but are not limited to: a. Contractor to reclaim/grind asphalt in place 22 - 24 feet wide and to a depth sufficient to cut through all asphalt and gravel base. The grinding operation should penetrate 1-2 inches into the sub-surface layer (clay or other material layer). Elkhart County Highway, at their discretion, may spread gravel or other material over the asphalt before grinding commences. The schedule for grinding must be approved by the Engineer prior to commencement of the operation. b. All roads which are to be reclaimed shall be reclaimed 1 foot wider than proposed road width for each lane and an additional prep of 1 foot for shoulders for each lane. c. A pad foot roller shall be used immediately behind the grinder on entire area recycled and/or if fill areas are greater than 8 inches, pad foot roller shall make 6 cycles on all reclaimed areas. d. Contractor shall grade material behind the pad foot roller to a 2% slope. e. A vibratory roller shall be used over entire area until suitably compacted for paving f. Tack shall be placed prior to paving for intermediate and surface layer applications.
