Supplemental notice of proposed rulemaking snprm.
Nhtsa roof crush testing machine.
Roof crush resistance 222 13 kb final rule.
Then when the nhtsa tried to test the roof crush protection the model s broke the machine.
The focus of this paper is to present and discuss the results of the roof crush rollover testing that was.
Roof crush strength was just one of the reasons that tesla says its electric car just came up with a five star rating in national highway traffic safety administration testing.
Federal motor vehicle safety standards.
As crash test boasts go tesla is claiming a good one.
Update 8 21 with nhtsa statement on tesla crash results and press release.
Major strides have been made in frontal protection thanks in large part to the crash test program that the national highway traffic safety administration nhtsa began in the late 1970s and the crashworthiness evaluations that iihs began in 1995.
The roof crushing machine gave out at 4 gs.
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.
The model s may well have bested the scores of a heavier class of vehicle were it not for the fact that the car busted some of the nhtsa s equipment during testing.
The roof of its model s electric sedan is apparently so strong.
Watch the ev suffer through its trials like a champ.
Of note during validation of model s roof crush protection at an independent commercial facility the testing machine failed at just above 4 g s.
Roof crush testing of one side of the vehicle one sided testing was performed from april 2001 through march 2008 on 75 passenger vehicles.
The tesla model s performed so well in nhtsa crash tests that it earned a 5 4 out of five stars and broke the roof crush machine in the process.
The model years of the tested vehicles ranged from 1997 through 2008.
Tesla was also quick to note that none of its lithium ion.
A frontal crash is the most common type of crash resulting in fatalities.
