Details of Uhmwpe/ Hdpe Outrigger Pad. Advantage of Uhmwpe/ Hdpe Outrigger Pad. 1.100% recycled or Virgin High Density Polyethylene (HDPE) 2. Load bearing capacity up to 150 tons*. 3. Unique chevron traction surface for maximum grip. 4. Low profile surface option for pedestrian walkways and outdoor events.