Trailer Dumper/Tipper - Platform is 10'x60'. The I Beams are 24" beams. The deck is diamond plate steel 1/4" bolted. Probably a Kewanee brand. 62 degree tilt. Comes with twin pump hydraulic pump unit with (2) 50 HP pumps; also comes with adjustable back stop for different trailer bumper heights and a vibrator to help discharge the trailer contents. Originally installed around 1999 in a paper mill. Item # 37556.