In 2017 the engine will be running and open to the public on Saturday the 22nd of September from 10.00 a.m. until 5.00 p.m., and on Sunday the 23rd of September from 11.00 a.m. until 3.00 p.m.
Location:
Hopkinstown, Pontpridd
Grid Ref:- ST 05470 90907
Beside (north)A4058 between Pontypridd and Trehafod.