Volunteer lock keepers. The yard Berwick Tunnel was opened in and was the first of any length to be built with a towpath. Only the rail tunnel is in use for rail traffic, although all three rail tunnels are maintained. Desperately short of money, the canal company obtained a new Act of Parliament in to raise additional finance and allow an extra toll for using the tunnel. Shrewley tunnel, Grand Union Canal, Dawn. Explore your hidden world Step onto our towpaths and discover a hidden world rich in history and heritage.
There were also vertical shafts from the wharf which allowed goods in tram boxes to be lowered directly from and lifted up to the Butterley Company's works on the hill above the tunnel to and from the underground wharf.
When Francis Egerton became the 3rd Duke of Bridgewater and hired John Gilbert as factor for his estates, they realised the need to improve the productivity of the mines to meet the increasing demand for coal in Manchester. It was only wide enough for one barge and so there was a timed entry system. After a partial collapse it was closed in The yard Berwick Tunnel was opened in and was the first of any length to be built with a towpath. River Colne.