[DeTomaso] Brick Walls Re: speaking of wheels falling off---

Tue Aug 24 22:32:50 EDT 2010

The real question is if two brick walls hit each other while both are
traveling at 60 mph and there is no one there , does it still make a sound?
Boyd

On Tue, Aug 24, 2010 at 10:10 PM, Asa Jay Laughton <asajay at asajay.com>wrote:

>  In the case of jumping the wrong way... probably was.
>
> Asa Jay
> <No squirrels were harmed in the making of this email>
>
> Asa Jay Laughton, MSgt, USAFR, Retired
> &  Shelley Marie
> Spokane, WA
> ******************************
> http://www.racingagainstautism.com
> http://www.teampanteraracing.com
>
>
> On 8/24/2010 17:46, Curt Hall wrote:
> > would that be a gay squirrel?
> >
> > --- On Tue, 8/24/10, Asa Jay Laughton<asajay at asajay.com>  wrote:
> >
> >
> > From: Asa Jay Laughton<asajay at asajay.com>
> > Subject: [DeTomaso] Brick Walls Re: speaking of wheels falling off---
> > To: detomaso at realbig.com
> > Date: Tuesday, August 24, 2010, 5:42 PM
> >
> >
> > Okay,
> > So if it were -two- brick walls, each moving at 60 MPH at the other,
> > what color is the squirrel who is trying to jump off just before they
> > hit?  And how fast will he be going when he jumps?
> >
> > Asa jay
> > <lordy I feel I'm going to regret that one>
> >
> >
> > Quoting wkooiman at earthlink.net:
> >
> >> There's nothing magical about a "brick" wall.  The term brick wall
> >> is used to describe a fixed immovable wall.
> >>
> >> Immovable means when you hit the wall at 60mph, it pushes back with
> >> an equivalent force.
> >>
> >> If your car weighs 3,000 lbs and you hit a fixed immovable wall at
> >> 60mph, the damage to your car is exactly the same as if you hit a
> >> stack of bricks head-on that was moving towards you at 60mph -
> >> assuming the stack of bricks weighs 3,000 lbs.
> >>
> >> It's also exactly the same as what would happen if two identical
> >> cars hit head-on, with each one going 60mph.  (as proven on Myth
> >> Busters)
> >>
> >> Of course, there are many assumptions.  For instance, there's no
> >> such thing as an immovable wall.  It will move some, but the
> >> assumption is the movement is so small, we can ignore it.  Also,
> >> crumple zones, velocity (vectors), and so on.
> >>
> >> Keep in mind, I don't have a PhD in Physics.  I'm just stating how I
> >>    think it would work.
> >>
> >> -----Original Message-----
> >>> From: Tony DiGiovanna<tonydigi at optonline.net>
> >>> Sent: Aug 24, 2010 6:34 PM
> >>> To: wkooiman at earthlink.net, 'boyd casey'<boyd411 at gmail.com>
> >>> Cc: 'Asa Jay Laughton'<asajay at asajay.com>, detomaso at realbig.com
> >>> Subject: Re: [DeTomaso] speaking of wheels falling off---
> >>>
> >>> No.  I didn't say 120.
> >>> Once the brick wall is moving, it is no longer the classical fixed
> >>> "brick wall."  It's another moving object of mass.
> >>>
> >>> -----Original Message-----
> >>> From: wkooiman at earthlink.net [mailto:wkooiman at earthlink.net]
> >>> Sent: Monday, August 23, 2010 8:35 PM
> >>> To: boyd casey; Tony DiGiovanna
> >>> Cc: Asa Jay Laughton; detomaso at realbig.com
> >>> Subject: Re: [DeTomaso] speaking of wheels falling off---
> >>>
> >>> No.  (not 120mph)
> >>>
> >>> There's nothing magical about a brick wall, moving or not.  The
> >>> assumption, though, is the brick wall is not movable, so when you
> >>> hit it, you must absorb 60mph worth of kinetic energy.
> >>>
> >>> A head-on collision simulates hitting a brick wall.  You are forced
> >>>    to absorb all of your kinetic energy (probably 1/2 of the total).
> >>>
> >>> Remember, when you push on a wall, it pushes back with the same force.
> >>>
> >>> I'm assuming the same is true with kinetic energy.  When you hit a
> >>> wall at 60mph, it hits you back with the same amount of energy.  It
> >>>    doesn't matter if the wall is moving or not.
> >>>
> >>> -----Original Message-----
> >>>> From: boyd casey<boyd411 at gmail.com>
> >>>> Sent: Aug 23, 2010 6:08 PM
> >>>> To: Tony DiGiovanna<tonydigi at optonline.net>
> >>>> Cc: Asa Jay Laughton<asajay at asajay.com>, detomaso at realbig.com
> >>>> Subject: Re: [DeTomaso] speaking of wheels falling off---
> >>>>
> >>>> There almost as bad as those trees that are always jumping out and
> hitting
> >>>> drunk drivers!
> >>>> Boyd
> >>>>
> >>>> On Mon, Aug 23, 2010 at 6:50 PM, Tony DiGiovanna
> >>>> <tonydigi at optonline.net>wrote:
> >>>>
> >>>>> Depends on the Mass of the Brick wall.
> >>>>> If the wall is same mass as car, then yes.
> >>>>> If the wall is more massive than car, then worse.
> >>>>>
> >>>>> I hate when massive brick walls drive the wrong way on the
> Interstate.
> >>>>>
> >>>>> -----Original Message-----
> >>>>> From: detomaso-bounces at realbig.com [mailto:
> detomaso-bounces at realbig.com]
> >>>>> On
> >>>>> Behalf Of Asa Jay Laughton
> >>>>> Sent: Monday, August 23, 2010 3:12 PM
> >>>>> To: detomaso at realbig.com
> >>>>> Subject: Re: [DeTomaso] speaking of wheels falling off---
> >>>>>
> >>>>> My stirring spoon seems to be stuck in the pot...
> >>>>>
> >>>>> So, if a brick wall were traveling at 60 MPH, and you were traveling
> >>>>> at 60 MPH and had a head on collision, would -that- be a collision at
> >>>>> 120 MPH?
> >>>>>
> >>>>>
> >>>>> Asa Jay
> >>>>> :)
> >>>>>
> >>>>>
> >>>>> Quoting Julian Kift<julian_kift at hotmail.com>:
> >>>>>
> >>>>>> A car is designed to absorb impact in a crash through a 'crush'
> >>>>>> zone, what you see in the two car head on are both cars deforming
> >>>>>> and disipating the force of the impact equally as they are designed
> >>>>>> to do. On the other hand a brick wall is.... well a brick wall and
> >>>>>> the single car has to abosrb and disipate all the energy so I would
> >>>>>> expect the two scenarios to be very similar in resulting damage.
> >>>>>>
> >>>>>> Try propelling two bricks (or rigid objects) at each other at 60 mph
> >>>>>>    and see if they react the same as a singel brick propelled at the
> >>>>>> wall.....
> >>>>>>
> >>>>>> Julian
> >>>>>>
> >>>>>>
> >>>>>>> From: wkooiman at earthlink.net
> >>>>>>> To: detomaso at realbig.com
> >>>>>>> Date: Sun, 22 Aug 2010 20:16:54 -0500
> >>>>>>> Subject: Re: [DeTomaso] speaking of wheels falling off---
> >>>>>>>
> >>>>>>> Slightly off topic, but a head-on collision isn't car1 speed + car2
> >>>>> speed.
> >>>>>>> 60mph car head-on with 60mph car isn't like hitting a wall at
> >>>>> 120mph. It
> >>>>>>> was proven very dramatically on myth busters.
> >>>>>>>
> >>>>>>> I believe it's more complicated than that. It's has to do with
> >>>>>    the total
> >>>>>>> force. Car1 speed * car1 weight + car2 speed * car2 weight = total
> >>>>> force.
> >>>>>>> Force applied to car1 = total force/car1 weight.
> >>>>>>> Force applied to car2 = total force/car2 weight.
> >>>>>>>
> >>>>>>> It they're both going 60mph and they're both the same weight, it's
> just
> >>>>> like
> >>>>>>> they both hit a wall going 60mph. (assuming they head dead-on,
> glancing
> >>>>>>> blows change everything)
> >>>>>>>
> >>>>>>> If car1 is 3,000 lbs and car2 is 30,000 lbs (big rig), car1 is
> going to
> >>>>> be
> >>>>>>> much worse than head-on, and the 18-wheeler will have much less
> damage.
> >>>>>>>
> >>>>>>> I just made up those formulas, but I bet they're correct or at
> least
> >>>>> close.
> >>>>>>> BTW, the wheel that went through the windshield was probably going
> >>>>>>> effectively 120mph, simply because the windshield wouldn't have
> slowed
> >>>>> the
> >>>>>>> tire down much at all.
> >>>>>>>
> >>>>>>> -----Original Message-----
> >>>>>>> From: detomaso-bounces at realbig.com [mailto:
> detomaso-bounces at realbig.com
> >>>>> ]
> >>>>> On
> >>>>>>> Behalf Of boyd casey
> >>>>>>> Sent: Sunday, August 22, 2010 7:11 PM
> >>>>>>> To: Art Stephens
> >>>>>>> Cc: JDeRyke at aol.com; detomaso at realbig.com
> >>>>>>> Subject: Re: [DeTomaso] speaking of wheels falling off---
> >>>>>>>
> >>>>>>> I have heard of several incidents where wheels came off of vehicles
> and
> >>>>> the
> >>>>>>> vehicle that lost the wheel did ok but the errant wheel killed the
> >>>>> driver
> >>>>> of
> >>>>>>> the car it hit. This has happened more then once in recent memory.
> The
> >>>>> one I
> >>>>>>> remember more clearly the wheel cam e off a car on an interstate
> and
> >>>>> crossed
> >>>>>>> the median. As you know the speed in a head on is car +car b +
> speed of
> >>>>>>> impact so a car traveling at 60 mph and a loose wheel traveling at
> 60
> >>>>> mph
> >>>>>>> and bouncing through the windshield and landing smack in
> >>>>> someones lap at
> >>>>> 120
> >>>>>>> mph effective speed, it's not a pretty picture!. When I was in
> college
> >>>>>>> (Loyola in New Orleans) I was driving a VW "Super Bug" from my
> fathers
> >>>>> Ford
> >>>>>>> dealerships used car lot when I noticed a VW wheel Passing me on
> the
> >>>>> left!
> >>>>>>> The left rear wheel came off and the next thing I knew I was
> sliding to
> >>>>> a
> >>>>>>> stop and the wheel was making great time on it's own! Luckily it
> didn't
> >>>>> hit
> >>>>>>> anyone. I was always having problems with the cars that I was given
> to
> >>>>> drive
> >>>>>>> from the cheapest used car inventory. And every time I had a
> problem I
> >>>>> got
> >>>>>>> downgraded to an even cheaper car until finally I was relegated to
> the
> >>>>>>> status of pedestrian!
> >>>>>>> Boyd
> >>>>>>>
> >>>>>>> On Sun, Aug 22, 2010 at 6:43 PM, Art Stephens
> >>>>>>> <artstephens at verizon.net>wrote:
> >>>>>>>
> >>>>>>>> When I crashed my car, one of the rear wheels with broken upright,
> >>>>> half
> >>>>>>>> shaft and disc brake assembly attached, was found days later in a
> >>>>> gully
> >>>>>>>> about a quarter mile past the car!
> >>>>>>>>
> >>>>>>>>
> >>>>>>>>
> >>>>>>>>
> >>>>>>>> ----- Original Message -----
> >>>>>>>> From:<JDeRyke at aol.com>
> >>>>>>>> To:<detomaso at realbig.com>
> >>>>>>>> Sent: Sunday, August 22, 2010 12:15 PM
> >>>>>>>> Subject: Re: [DeTomaso] speaking of wheels falling off---
> >>>>>>>>
> >>>>>>>>
> >>>>>>>>> I've also had a 'memorable' experience with OTHER PEOPLE'S wheels
> >>>>>>> falling
> >>>>>>>>> off. Commuting to work one morning in N CA in my modified
> >>>>> Corvair, a
> >>>>>>>>> cement
> >>>>>>>>> pumper truck on its way to a job site broke a rear axle flange
> off,
> >>>>>>>>> freeing a
> >>>>>>>>> gigantic 'flotation' tire, wheel&  brake drum at 50 mph on the
> >>>>> freeway.
> >>>>>>>> He
> >>>>>>>>> was some ways behind me and I saw the accident in my
> >>>>> mirrors, but as
> >>>>>>> race
> >>>>>>>>> announcers say, in heavy traffic 'I had nowhere to go' except to
> >>>>> lean
> >>>>>>>>> away.
> >>>>>>>>> The 250-lb assembly bounced off guard rails and hit my drivers
> door
> >>>>> a
> >>>>>>>>> glancing
> >>>>>>>>> blow that knocked the 2500-lb car sideways half a lane, in spite
> of
> >>>>> the
> >>>>>>>>> traction from the same size tires I run on the Pantera. The wheel
> >>>>>>> finally
> >>>>>>>>> stopped in the median-strip Oleander bushes. Lucky me- I was the
> >>>>> only
> >>>>>>> car
> >>>>>>>>> it hit!
> >>>>>>>>> The dent in my car was a foot deep but luckily was confined only
> to
> >>>>> the
> >>>>>>>>> door.
> >>>>>>>>> A gigantic traffic jam occurred between my banged up car and the
> >>>>>>> concrete
> >>>>>>>>> truck tipped at an angle across 2 lanes. Once he saw I wasn't
> hurt
> >>>>> or
> >>>>>>>>> angry,
> >>>>>>>>> the truck driver (also the business owner!) was very apologetic
> but
> >>>>> was
> >>>>>>>>> MUCH
> >>>>>>>>> more worried about the full load of concrete he was to have
> >>>>> processed,
> >>>>>>>>> rapidly setting up behind us in a second truck (pre-cell phone
> >>>>> days).
> >>>>> 2
> >>>>>>>>> hrs
> >>>>>>>>> later I drove the beat up car into work and got no crap about
> being
> >>>>>>> late.
> >>>>>>>>> His
> >>>>>>>>> business insurance bought me a new door and a full paint job.
> FWIW-
> >>>>> J
> >>>>>>>>> DeRyke
> >>>>>>>>> _______________________________________________
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> >>>>>
> >>>>>
> >>>>> --
> >>>>> Asa Jay Laughton - sent from somewhere other than home
> >>>>> ******************************************************
> >>>>> http://www.racingagainstautism.com
> >>>>> http://www.teampanteraracing.com
> >>>>>
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