former site of Blaenserchan Colliery

Blaenserchan Colliery once connected by means of underground roadways to Hafodyrynys Colliery as part of a new 'super pit'.Was aso through connected to Tirpentwy/s (?)and Glyntillery Colleries and possibly also to Marine Colliery.The scheme was not a great success and Blaenserchan Colliery was closed and demolished by approx 1990.