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Whaddya say? Is this the news Bluesmobile or what?


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106 miles to Chicago, full tank of gas, half pack of cigarettes, it's dark out and we're wearing sunglasses......
Maybe the full tank of gas did them in?  Too much weight to reach takeoff velocity.  Those hot Louisiana temps are a problem too.  May have worked in Chicago.  
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15 hours ago, Marv's Neighbor said:
106 miles to Chicago, full tank of gas, half pack of cigarettes, it's dark out and we're wearing sunglasses......
Maybe the full tank of gas did them in?  Too much weight to reach takeoff velocity.  Those hot Louisiana temps are a problem too.  May have worked in Chicago.  

Blues Brothers bridge was in Joliet.

 

Anyway... Hot temps lead to expansion of metal.  Tighter clearance, could have helped: ???

 

https://jalopnik.com/its-officially-too-hot-out-when-even-the-damn-bridge-ne-1827286756

 

 

 

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8 hours ago, ExiledInIllinois said:

Blues Brothers bridge was in Joliet.

 

Anyway... Hot temps lead to expansion of metal.  Tighter clearance, could have helped: ???

 

https://jalopnik.com/its-officially-too-hot-out-when-even-the-damn-bridge-ne-1827286756

 

 

 

When we moved to Virginia in 2003, we lived in Williamsburg.  There was a bridge on VA-5 crossing the Chickahominy River that had a metal deck and had curb level sprayers to cool the bridge in the hot weather.  Had hurricane Isabel later that year, that messed the bridge up beyond repair.  There's now a modern bridge there.

 

If you're trying to fly, as in to leave the ground to cross the open bridge, the higher the temps, the less the lift that's available to get off the ground.  Lighten the load, is one of the ways to make it more doable.  

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46 minutes ago, Ridgewaycynic2013 said:

Jake and Ellwood were in a V-8 Chrysler product with a police interceptor package.  ‘Lloyd’ and ‘Harry’ were in a roller skate with probably no more than a 4 cylinder engine.

*

”NO JUMP FOR YOU!!  NEXT!!”

Did the 4 banger have turbo?

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2 hours ago, Marv's Neighbor said:

When we moved to Virginia in 2003, we lived in Williamsburg.  There was a bridge on VA-5 crossing the Chickahominy River that had a metal deck and had curb level sprayers to cool the bridge in the hot weather.  Had hurricane Isabel later that year, that messed the bridge up beyond repair.  There's now a modern bridge there.

 

If you're trying to fly, as in to leave the ground to cross the open bridge, the higher the temps, the less the lift that's available to get off the ground.  Lighten the load, is one of the ways to make it more doable.  

 

If you're trying to jump a car, you're not generating any lift in any sense of the word.  You're launching yourself off a ramp on a ballistic trajectory.

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1 hour ago, DC Tom said:

 

If you're trying to jump a car, you're not generating any lift in any sense of the word.  You're launching yourself off a ramp on a ballistic trajectory.

 

Gotta get on that new Tesla level...falcon wings. They might’ve had a chance.

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3 hours ago, DC Tom said:

 

If you're trying to jump a car, you're not generating any lift in any sense of the word.  You're launching yourself off a ramp on a ballistic trajectory.

 

Beat me to it, Tom. Wings generate lift..........cars generate gravity.

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On ‎5‎/‎26‎/‎2019 at 12:35 PM, DC Tom said:

 

If you're trying to jump a car, you're not generating any lift in any sense of the word.  You're launching yourself off a ramp on a ballistic trajectory.

 

So, what s the exact ramp angle needed to get a Chevy cruze airborne?

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47 minutes ago, Gary M said:

 

So, what s the exact ramp angle needed to get a Chevy cruze airborne?

+1.

 

Don't forget the bridge is going up at same time.  So if it's a draw bridge, double leaf, the landing is important since other leaf is going up.

 

Bit easier with a single leaf bascule type bridge.

 

Forget about it totally if it's a lift or turntable.  That's just dumb and dumber for even trying!  LoL...

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1 hour ago, Gary M said:

 

So, what s the exact ramp angle needed to get a Chevy cruze airborne?

 

Depends on the speed and length of the ramp.  

 

You see, cars don't fly straight off a ramp.  They rotate - the front wheels leave the surface of the ramp before the back, which means the car starts to pitch down before it's fully airborne.  But that rotation rate depends on the speed of the car leaving the ramp and the angle of the ramp.

 

However, since you merely said "get airborne," the car will technically airborne once it leaves the ramp if the ramp is higher than the car is long.   So say, for example, a Ford Explorer, which is 17 feet long.  With a ramp 20 feet high and 80 feet long, that's a 14 degree angle.  20 feet high and 300 feet long, it's a 4 degree angle.  At any speed sufficient enough to get it over the edge of the ramp and not get hung up.

 

But if you're talking about jumping 30 busses or something...that's much more complex.

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6 minutes ago, DC Tom said:

 

Depends on the speed and length of the ramp.  

 

You see, cars don't fly straight off a ramp.  They rotate - the front wheels leave the surface of the ramp before the back, which means the car starts to pitch down before it's fully airborne.  But that rotation rate depends on the speed of the car leaving the ramp and the angle of the ramp.

 

However, since you merely said "get airborne," the car will technically airborne once it leaves the ramp if the ramp is higher than the car is long.   So say, for example, a Ford Explorer, which is 17 feet long.  With a ramp 20 feet high and 80 feet long, that's a 14 degree angle.  20 feet high and 300 feet long, it's a 4 degree angle.  At any speed sufficient enough to get it over the edge of the ramp and not get hung up.

 

But if you're talking about jumping 30 busses or something...that's much more complex.

 

If they were smart, they'd have used a Covair.  Weight in the back.

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4 minutes ago, Gugny said:

 

If they were smart, they'd have used a Covair.  Weight in the back.

 

If they were smart, we wouldn't be having this conversation.

 

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