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For Inca Road Builders, Extreme Terrain Was No Obstacle (20K mile road)
NPR ^ | 08/29/2015 | Jasmine Garsd

Posted on 08/29/2015 4:10:26 PM PDT by Kid Shelleen

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To: SteveH; StayAt HomeMother; Ernest_at_the_Beach; decimon; 1010RD; 21twelve; 24Karet; ...
Thanks SteveH.

41 posted on 08/29/2015 8:09:10 PM PDT by SunkenCiv (What do we want? REGIME CHANGE! When do we want it? NOW)
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To: Kid Shelleen
One thing is for sure: Those Incas were physically fit.

Just to get around in those parts you have to be lean with good lungs.

42 posted on 08/29/2015 8:41:53 PM PDT by Mariner (War Criminal #18 - Be The Leaderless Resistance)
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To: Jack Hydrazine; JoeProBono; SunkenCiv
Roads engineered by their two greatest architects and builders

- Dinka Dink and Dinka Doo -


43 posted on 08/29/2015 9:08:16 PM PDT by shibumi ("Have you driven a Fnord lately?")
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To: jpsb

I saw the Roman chariot account back in the 90s. Nonsense I say.

If you can find a copy of George Sturt’s 1920s book The Wheelwright’s Shop you will get a fine account of his multigeneration family business dating back to the 1700s making wagons and carts in rural England.

A real fascinating part was about how they custom built vehicles to the customer’s specification and, no, the track width was not standardized.
For example, Farmer Smith might want a vehicle that could pass through the ancient stone gate on his farm. Or maybe milkman Brown wanted one that matched the size of the shed he parked in at night.

You know, it would be nice if some British or early American researcher would measure surviving early vehicles and publish the results. Might make a good research paper for some grad student.

But now you got me curious and I gotta try to find out why that 54 1/2” gauge came to be. I should be going to bed instead-— dang it jpsb, it’s your fault :—(


44 posted on 08/29/2015 10:02:13 PM PDT by Rockpile
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To: Rockpile

Blast it that’s 56 1/2”. Proofread dang it.


45 posted on 08/29/2015 10:12:24 PM PDT by Rockpile
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To: Rockpile

https://en.wikipedia.org/wiki/Standard_gauge


46 posted on 08/29/2015 11:06:39 PM PDT by Pelham (Without deportation you have defacto amnesty)
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To: VanShuyten

Bumping #26 to real later. Thanks.


47 posted on 08/29/2015 11:36:16 PM PDT by octex
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To: Pelham

With the vastly larger trains today the gauge should be enlarged but it will never happen. We would be a hell of a lot better off now if the Great Western company had won out with their 7 foot gauge.


48 posted on 08/29/2015 11:47:37 PM PDT by Rockpile
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To: octex

to real later
************
to READ later ......just sloppy before posting.


49 posted on 08/29/2015 11:48:41 PM PDT by octex
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To: WayneS

“It’s amazing what one can accomplish when one has an unlimited supply of slave labor...”

Incan families paid their ‘taxes’ to the state by one member providing manual labor for the ‘state’. Though I don’t recall the exact time frame per year, I do remember it added up to less time than the average tax payer works for the state in modern USA.


50 posted on 08/30/2015 1:24:06 AM PDT by Thidwick
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To: shibumi

The recent archaeological finds were excavated from under a Big W.


51 posted on 08/30/2015 2:33:10 AM PDT by SunkenCiv (What do we want? REGIME CHANGE! When do we want it? NOW)
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To: MUDDOG
Yes and No. The Spaniard Conquistadors were astonished to discover tension spans 3 times longer than any compression span found in Spain. Where the Old World had inherited the Roman Arch system of structural bridging, based upon compression forces in equilibrium, the Incas had mastered the catenary and funicular as exhibited in their suspension bridges.

(from some Structural Engineering studies:) ...Upon encountering long span suspension bridges for the first time, the Spanish conquistadors reacted with a mixture of admiration and fear. Cieza de Leon (1553) gives an account of the Spanish forces crossing over a great suspension bridge “so strong that horses can gallop over it as though they were crossing the bridge of Alcántara, or of Cordoba.” But the Spanish reacted mostly with fear. Pedro Sancho (1543) recalled how his first crossing terrified him: …to someone unaccustomed to it, the crossing appears dangerous because the bridge sags with its long span… …so that one is continually going down until the middle is reached and from there one climbs until the far bank; and when the bridge is being crossed it trembles very much; all of which goes to the head of someone unaccustomed to it.

52 posted on 08/30/2015 3:10:02 AM PDT by Cvengr ( Adversity in life & death is inevitable; Stress is optional through faith in Christ.)
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To: UglyinLA

Pier bridge building wouldn’t work in the Andes. That’s why they developed the suspension bridge stretching further than any arched span from the Roman Arched system of bridging known in Spain in the 1500s.


53 posted on 08/30/2015 3:16:15 AM PDT by Cvengr ( Adversity in life & death is inevitable; Stress is optional through faith in Christ.)
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To: JoeProBono

Curious that the Inca never used the wheel


54 posted on 08/30/2015 4:10:46 AM PDT by Jimmy Valentine (DemocRATS - when they speak, they lie; when they are silent, they are stealing the American Dreaml)
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To: Jimmy Valentine

Judging from the switchback road pictured, they banned the wheel because they couldn’t invent brakes.

You lose one royal on one of those curves and bam, no more wheels.

Incan Mothers Against Wheels. If it saves just one child....


55 posted on 08/30/2015 4:33:06 AM PDT by Covenantor ("Men are ruled-...by liars who refuse them news, and by fools who cannot govern." Chesterton)
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To: SunkenCiv
You're a Mad, Mad, Mad, Mad poster .....


56 posted on 08/30/2015 4:45:29 AM PDT by shibumi ("Have you driven a Fnord lately?")
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To: jpsb

Very interesting! Thanks for the post.


57 posted on 08/30/2015 4:48:20 AM PDT by wintertime (Stop treating government teachers like they are reincarnated Mother Teresas!)
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To: Thidwick

They used slaves as well, and they did not care how many of them died completing their projects. In that way they were exactly like the Romans, the Egyptians, the Greeks, the Japanese, etc, etc, etc.


58 posted on 08/30/2015 6:12:29 AM PDT by WayneS (Yeah, it's probably sarcasm...)
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To: Cvengr

Interesting! Credit where credit is due.


59 posted on 08/30/2015 6:27:30 AM PDT by MUDDOG
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To: shibumi


60 posted on 08/30/2015 7:26:41 AM PDT by JoeProBono (SOME IMAGES MAY BE DISTURBING VIEWER DISCRETION IS ADVISED;-{)
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