Specifications include, but are not limited to: • Must conform to the requirements of the following standards: ASTM C131, C535; AASHTO T96 • Must include a set of 12 charges and matching catch pan conforming to the above standards • Must include a matching sound enclosure for the drum • The total footprint with all doors and covers closed must be no more than 46” (W) by 46” (D) • The maximum assembled dimensions must be 46” (W) by 64”(D) with an overhead clearance of 77”, all measurements with the enclosure fully opened. • The machine and the enclosure must be capable of being disassembled if necessary to be able to pass through a 38” wide opening. • Must include both mechanical start and stop buttons for drum rotation. • Must include a digital revolution countdown timer with user-addressable settings for the number of revolutions (at least 500, adjustable by single increments) • 120V 60Hz 1ph power • Freight for delivery to be included, with a lift gate truck to get items to the ground