We carry out around 7,000 pre-planned maintenance visits every year, but this Welsh site for a door repair was a first for us.

Due to its position at the top of a working quarry, vehicular access wasn’t an option – so how did we get our equipment and materials up there? There was a cart and winch already in situ for hauling between gauge rails, much like you would see in a coal pit – but neither looked serviceable.

That left 160 steps between us and the door…