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sampo
on March 8, 2017
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To fix L.A.'s traffic, we need tolls
If you just google something like 'per-axle weight to the fourth power' you find lots of sources.
logfromblammo
on March 8, 2017
[–]
The AASHO Road Test is the ultimate source for the 4th power rule.
https://en.wikipedia.org/wiki/AASHO_Road_Test
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