It housed a stationary steam pump used to pump water firstly from Windmill End Colliery and later other mines in the area. Utilizing a shaft 525 feet deep, 1,600,000 litres of water were pumped from the mines into the canal daily.[2] It ceased work in 1928 and the Newcomen type engine was moved to the Henry Ford Museum in Dearborn, Michigan in 1930.[3] The engine house originally had a cylinder floor at ground level and two floors above but they and the roof have gone, leaving the building as a shell. The chimney stands 95 feet (29 m) high and is 11.5 square feet (1.07 m2) at the base, successively narrowing to 4 square feet (0.37 m2) at the top.[4]