Specifications include, but are not limited to: General: To be equipped to hitch to a seven (7) cubic yard 33,000 GVWR dump truck. Patcher shall be capable of delivering aggregate size 1/2" down in a continuous flow by a pressurized air stream system. Shall be equipped with a lightweight nozzle. Operator controls for asphalt nozzle and aggregate control shall be conveniently located and easy to operate. Trailer: Heavy-duty steel frame, 12,000 lb. capacity, dual axle, 4 tires and wheels, electric or hydraulic surge brakes, actuated by standard 2-5/16" ball hitch. Brake and taillights, safety flashing light and directional signals. Minimum dimensions 96" wide x 186" long x 75" high. Blow-Vac Air Conveyor: Hopper box for holding aggregate before entering air stream. Slide gate operated by 12- volt air solenoid and one dual acting air ram to allow aggregate into air stream by remote switch at control handle. Hopper box shall have safety screen bolted in place, shall handle aggregate from .25” to .50” grade allowing aggregate up to 2.5” size to pass through without clogging. Tailgate Feeder: Box designed to fit rear tailgate of dump truck. Shall have large diameter hose for gravity feeding of aggregate into hopper box. No augers or pumps...
