A Glossary of Terms Used in the Coal Trade of Northumberland And Durham
A Glossary of Terms Used in the Coal Trade of Northumberland And Durham
George Clementson Greenwell
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— Hempen or wire round rope used for pump or other heavy work performed by a crab. Cracket. — A low wooden stool or seat upon which the hewer can sit in performing parts of his work. Cradle. — A movable stage, supported by a rope, usually the crab rope, used to repair or do work in the shaft The cradle should be suspended from the rope by not fewer than four chains. In a sinking pit where it is used Digitized by VjOOQIC 26 for putting in tubbing or walling, &c., the cradle is nearly the full si...ze of the shaft when finished. It is furnished with a door when necessary, so as to allow water to be drawn through it. Provision is necessary for ventilation under the cradle. Sometimes a *' half-cradle" is used ; for work more easily performed, a " flying-cradle," upon which two men can be seated ; where one man only is required, a still smaller cradle is used, which may be a piece of oak or elm, 24 inches long, 6 inches broad, and 1^ inch thick, with a piece of rope passed under it and firmly secured, the upper part of the loop being hooked on to the suspending rope.
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