Loading Dock

20' x 101" Loading Dock/Ramp,
12"x14Lbs I-Beam Frame,
6" channel in the middle,
3" channel crossmembers spaced at about 12",
Smooth Plate floor with expanded metal welded to that for traction,
17' angled/sloped, 3' Flat surface on top,
3-10k adjustable jacks to adjust the height from as low 29" up to 53"