POLYETHYLENE LANE DIVIDING BUMPS.

摘要

Described are HDP lane dividing bumps having an elongated thick body of up to 412.8 cm with a rear flat surface and a front surface with round crests which provide resistance to the bump; in an other embodiment the bump has two or three crests, where each crest has a couple of longitudinal bubbles located at the inner portion of the bump body with a uniform thickness of 10 cm and a crest height of 5.0 cm.