Large, heavy vehicles are used in preference to small, light vehicles because their relative cost of operation is lower. One-hundred tons transported ... of the heavier vehicle. To determine how much more can be economically expended to build a road for a traffic of 5-toii ... Which way does economy lie? Operating Costs Theanbsp;...
Title | : | Good Roads |
Author | : | |
Publisher | : | - 1922 |
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