DESCRIPTION Dura-Ramp Portable Loading Dock (GP12115), Dura-Ramp Model DR-PRO-RAMP-20 portable loading dock, approx. 95" wide, approx. 10' top platform, approx. 21' incline ramp, top platform 30,000 lb max load, incline ramp 20,000 lb max load. Serial Number: 34003 (45574) Notes: