Home > Term: sprag road
sprag road
A mine road having such a sharp grade that sprags are needed to control the descent of a car; hence, two-, three-, or four-sprag road.
- Sõnaliik: noun
- Valdkond/domeen: Mining
- Category: General mining; Mineral mining
- Government Agency: USBM
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Looja
- ed.young
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(Milwaukee, United States)
