Trig

A wedge inserted between a rail and the wheel of a hutch or wagon. Similar to sprag, chock, or snibble


Removing a Waggon Trig.

Thomas Higgins, labourer. Bankhead,. Niddry Rows was charged with having at a railway siding at Hopetoun Oil Works removed or knocked away a trig from the wheel of a waggon, whereby seven waggons laden with shale ran down the incline and came in contact with other thirteen waggons. whereby the lives and limbs of Alexander Bishop, engine driver and James Simpson, brake-man, were endangered. Accused pleaded guilty. and stated that he had been playing at quoits that one of them bounded off the pin and knocked out the trig which was holding the waggons.

West Lothian Courier, 29th June 1900

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…..changed in the Juvenile Court with having on 12th October at the railway siding at Mosside Colliery, Bathgate, occupied by Messrs Gavin Paul and Sons, maliciously removed a brick acting as a trig for a set at three waggons, whereby said waggons were set in motion”

West Lothian Courier, 24th October 1913

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Oak or Elm was used "for a variety of small items, railway keys, tree-nails, waggon trigs, and snibbles"

Scotsman, 2nd June 1915.