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Whittle Colliery Mining to resume?
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13-09-2012, 04:02 PM
Alan J.
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Join Date: Feb 2011
Location: Amble
Posts: 344
Surface boreholes.
The ventilation boreholes were about 3/4 of the way up the gateway from the loco road in Y19 gateway. There is a fan shown at the bottom of this gateway and all the return air gathers there to go up the boreholes.
Alan J.
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