The whole point is it can be reset in ~45 minutes with $40 of parts. There are some bolts which shear off but a typical collision will not actually destroy it!

The whole point is it can be reset in ~45 minutes with $40 of parts. There are some bolts which shear off but a typical collision will not actually destroy it! Informational sheet describing the benefits: http://www.dot.ca.gov/hq/esc/oe/project_ads_addenda/06/06-0Q3504/supplemental_info/06-0Q3504IH.pdf http://www.dot.ca.gov/hq/esc/oe/project_ads_addenda/06/06-0Q...