Nhtsa Roof Crush

Update 8 21 with nhtsa statement on tesla crash results and press release.

Nhtsa roof crush.

As part of a comprehensive plan for reducing the risk of rollover crashes and the risk of death and serious injury in those crashes this final rule upgrades the agency s safety standard on roof crush resistance in. As crash test boasts go tesla is claiming a good one. The ability of a vehicle s roof to resist being crushed is closely correlated to the risk of injuries and fatalities in vehicle rollovers which currently. Nhtsa has undertaken a comprehensive research program to find ways to protect occupants better in rollover crashes.

As discussed in the nprm this. The independent nonprofit insurance institute for highway safety released a study that describes the inadequacy of the latest roof crush standards proposed by the national highway traffic safety administration. The roof crush research has taken the form of both vehicle testing and analytical research. Roof crush phase 1 approach computer simulation to select test conditions 5 pitch 25 roll 10 pitch 45 roll tested 3 pairs of vehicles 1997 dodge grand caravan 1998 chevrolet s 10 pickup.

The model years of the tested vehicles ranged from 1997 through 2008. Roof crush resistance 222 13 kb final rule. Nhtsa s findings will form the basis for the long awaited proposed rulemaking to improve the roof crush resistance standard which is a relic from the 1970s and was intended as a temporary stopgap to dynamic rollover testing that was unanimously opposed by the industry. The measure of roof strength was obtained from nhtsa s office of vehicle safety research roof crush test data.

The roof of its model s electric sedan is apparently so strong. Agency roof crush research. 3 on august 23 2005 nhtsa published in the federal register 70 fr 49223 a notice of proposed rulemaking nprm 1 to upgrade federal motor vehicle safety standard fmvss no. 49 cfr parts 571 and 585216 as part of a comprehensive plan for reducing the risk of rollover crashes and the risk of death and serious injury in those crashes this final rule upgrades the agency s safety standard on roof crush resistance in several ways.

Roof crush testing of one side of the vehicle one sided testing was performed from april 2001 through march 2008 on 75 passenger vehicles. 216 roof crush resistance. Federal motor vehicle safety standards. National highway traffic safety administration nhtsa department of transportation.