Top Yard and Spring Well Collieries.
Map OS 25 Inch, 1892-1914
Topyard colliery was located behind the Unicorn Inn, Little Dawley, and the waste mound stretched for approximately 350 yards, it also included the Springwell pit, they produce Coal and Ironstone, on the 1844 map Topyard is called Upper Yards and is shown as being separate from Spring Well, but on later maps the Springwell pit is not named and as become part of Topyard.
Accident reported in the newspaper.
Eddowes's Journal, and General Advertiser for Shropshire, and the Principality of Wales - Wednesday 18 May 1864
Dawley. Accident at one of the Coalbrookdale Company’s pits. – On Tuesday evening a fearful accident at the “Top Yard Pit,” by which two men named Jones and Garbett were very severely injured. The two men were ascending the shaft in what is called the hog bucket, when the engine-tender drew them over the pulley, and they fell.
The Coalbrookdale Company in December 07th 1887 were selling of some their dismantled ironworks and colliery plant,
Wellington Journal - Saturday 03 December 1887.
At Top Yard colliery. Powerful Cornish beam pumping Engine, cylinder 57”; dia and capstan frame; Capital beam winding Engine, 33” cylinder, and massive winding gear; capstan Engine, 21” cylinder and capstan wind; 6 Boilers average length 25 feet.