The project was funded by the colliery owner, the current Lord Mostyn, and J. P. Eyton, and was known as the Bychan Embankment.
Grimethorpe Colliery Band | Tower Colliery | Silverwood Colliery | Morupule Colliery | Mostyn | Lalmatia Colliery | Baron Mostyn | Yew Tree Colliery | Tilmanstone Colliery Halt railway station | Thomas Lloyd-Mostyn | Shotton Colliery | Mostyn Colliery | Hulton Colliery Company | Hatfield Colliery | Gareth Williams, Baron Williams of Mostyn | Caphouse Colliery | Brooketon Colliery | Bickershaw Colliery |
The first trial borings took place in 1865, under the direction of Lord Mostyn, owner of Mostyn Colliery, a few miles away.