You are very correct about the maintenance. The fourth power law [1] states that trucks are about 10'000 times as destructive as cars, and cars in turn are 160'

You are very correct about the maintenance. The fourth power law [1] states that trucks are about 10'000 times as destructive as cars, and cars in turn are 160'000 times(!) as distructive as bicycles. [1] https://en.wikipedia.org/wiki/Fourth_power_law https://en.wikipedia.org/wiki/Fourth_power_law