wedging crib

wedging crib
noun or wedging curb
: a curb of close-fitting planks behind which wedges are driven in to make a watertight packing between the tubbing in a shaft and the rock walls

Useful english dictionary. 2012.

Игры ⚽ Поможем написать курсовую

Look at other dictionaries:

  • wedging curb — noun see wedging crib …   Useful english dictionary

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