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Old 08-20-2007, 05:48 PM   #1
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Vehicle Passive Safety - I am a Wimp

Hello everyone. I have always been very curious about something - I have never seen evidence of porsche autos being rated by the NHTSA for crash resistance. In fact, I have never really seen any ratings on the true passive safety and impact protection a boxster provides.

For most cars (ranging from the el-cheapo civic to an expensive BMW), I can find crash test data. Why does porsche not subject these cars to any testing? Further, from a passive perspective, how safe really are our cars?

I have to assume that it is because the cars would perform poorly due to the small size, low ride height, and for many porches on the road, a lack of roof.

Thoughts and comments?

PS - my other car (civic) has a lower curb weight and less airbags, yet it was rated for safety and did fine! What is going on here!
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Old 08-20-2007, 06:27 PM   #2
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Easy. There's no data 'cause we don't crash.
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Old 08-20-2007, 06:38 PM   #3
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JCL12 wrote:
> have never really seen any ratings on the true passive
> safety and impact protection a boxster provides.

Well, I'm sure there must be some info out there. For example, once a read a research paper on the Boxster's rollbar, and at the same time also found this:

-- peer
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Old 08-21-2007, 02:09 PM   #4
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Quote:
Originally Posted by Peer
JCL12 wrote:
> have never really seen any ratings on the true passive
> safety and impact protection a boxster provides.

Well, I'm sure there must be some info out there. For example, once a read a research paper on the Boxster's rollbar, and at the same time also found this:

-- peer
I am glad a boxster is unflippable unless you are on a slope because that rollbar looks like it has completely collapsed and killed the driver.
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Old 08-21-2007, 03:14 PM   #5
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You don't really need safety rating if you think about it. In front of you and in back of you there is abou 4 feet of steel, an each side you have 8" of steel. The car is so wide with a low center of gravity you would have to make a sharp turn at 50mph+ to flip it.
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Old 08-21-2007, 03:16 PM   #6
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Quote:
Originally Posted by JCL12
I am glad a boxster is unflippable unless you are on a slope because that rollbar looks like it has completely collapsed and killed the driver.
um.. no car is unflippable. Some cars simply resist flipping better than others in normal conditions. Hit a curb, bounce off a wall, truck, another large car, embankment, or simply drive off onto a soft shoulder and turn the wheel to sharply back onto the road and a flip/roll can occur.

The boxster may not (and likely isn't) is safe as a coupe. However, given its rollbar and general high rigidity, it likely fare's better than other "like" cars.

Physics is still physics and no car can defy them. All you can hope is the car does its job giving up its life, to protect the soft, fleshy people inside.
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Old 08-21-2007, 03:43 PM   #7
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The rollbar in Peer's photo looks to have done it's job just fine. It is not collapsed at all. It's very much intact and, provided he/she wasn't ejected, I'm sure the driver and/or passenger are far from dead.
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Old 08-22-2007, 10:26 AM   #8
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Quote:
Originally Posted by racer_d
All you can hope is the car does its job giving up its life, to protect the soft, fleshy people inside.
Hey! Who you callin' soft and fleshy!

What's an a$$hat?
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Old 08-20-2007, 06:45 PM   #9
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It is a curiosity... IIHS (Insurance Institute for Highway Safety) is a private "company" that is funded by insurance companies. It could be that in the overl cost of crashing cars, testing a car that sells 10-15,000 year isn't as "important" as the 250,000 civics, accords, camrys and F-150 pickups that are sold every year.

Oh, and on USA Today I saw an article from the IIHS telling us "small cars are not as safe as big cars"... duh, really? Once again, genius at work...

I am not sure why NHTSA (National Highway Traffic Safety Agency) doesn't publish data, considering they are run by the DOT and the DOT requires "federalization" tests to be made before a vehicle can be sold here. I am not sure how that process works - ie Porsche must submit "X" number of various models for destruction or if Porsche can supply the data they receive from the German TUV rating agency in lieu of actual US Tests.

Then again, maybe "big brother" wants all Porsche owners to drive unsafe cars...
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Last edited by racer_d; 08-20-2007 at 06:47 PM.
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Old 08-20-2007, 08:13 PM   #10
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An automaker cannot sell a car here unless it is federalized, and last I knew, TUV tests cannot be substituted for DOT tests (as obscene as that is). Also of note, the DOT considers manual and automatic cars different models in terms of federalization, and this is why you cannot buy a manual E or S class, A8, or other cars which are commonly found in manual form in Europe here. To their credit, BMW goes to great lengths to bring us manual 5 series cars.

Porsche's cars get tested like everyone else's, perhaps not by the IIHS for reasons discussed above, but you can be damn sure the cars are federalized. As to why you can't find the results, that is a bit puzzling.

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Old 08-21-2007, 08:48 AM   #11
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You ARE a wimp!

Don't run into stuff and you won't need to worry.

Seriously, this probably explains the lack of test data:
http://a257.g.akamaitech.net/7/257/2422/14mar20010800/edocket.access.gpo.gov/2003/03-297.htm

"Under 49 U.S.C. 30141(a)(1)(A), a motor vehicle that was not originally manufactured to conform to all applicable Federal motor vehicle safety standards shall be refused admission into the United States unless NHTSA has decided that the motor vehicle is substantially similar to a motor vehicle originally manufactured for importation into and sale in the United States, certified under 49 U.S.C. 30115, and of the same model year as the model of the motor vehicle to be compared, and is capable of being readily altered to conform to all applicable Federal motor vehicle safety standards.

Petitions for eligibility decisions may be submitted by either manufacturers or importers who have registered with NHTSA pursuant to 49 CFR Part 592. As specified in 49 CFR 593.7, NHTSA publishes notice in the Federal Register of each petition that it receives, and affords interested persons an opportunity to comment on the petition....

...4. Docket No. NHTSA-2002-12732

Nonconforming Vehicles: 1997-2001 and 2002 Porsche Boxster
passenger cars manufactured before September 1, 2002.

Substantially similar U.S.-certified vehicles: 1997-2001 and
2002 Porsche Boxster passenger cars manufactured before September 1,
2002.

Notice of Petition Published at: 67 FR 48700 (July 25, 2002).
Vehicle Eligibility Number: VSP-390."


However, some crash test data does exist. I don't know how it relates to the nice consumer friendly rating (ie. number of stars) but check out the following:

http://www.nhtsa.dot.gov/cars/testing/comply/fmvss214d/2003COmpl.html
Given the relatively low number of G's, it appears that the car absorbs impact well - a safer design.

http://www-nrd.nhtsa.dot.gov/pdf/nrd-01/Esv/esv16/98S8W27.PDF

http://www-nrd.nhtsa.dot.gov/pdf/nrd-01/Esv/esv16/98S8O06.PDF

http://www-nrd.nhtsa.dot.gov/database/nrd-11/asp/TestSeriesList.asp?path=/uds/veh_uds/v5700
(Boxster data is about 3/4 of the way down the list)
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Last edited by J-RAD; 08-21-2007 at 08:54 AM.
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