In 1890 a new lock was built alongside the original one.

The locks were built to carry narrowboats, and the system was opened in 1814.

The stream became the main navigation channel when the lock was built in 1790.

The lock was built at its present site in the winter of 1817-1818.

The lock has a lift of seven feet and was built in the early 1870s.

A lock to cross from the canal to the river and vice versa was also built.

A new and greatly enlarged lock was built beside the old one in 1908.

Once the lock was built, however, the trustees charged a toll for using it.

The lock was built during the enlargement in the 1840s.

All the locks had been built to different dimensions and he spent the next three years rebuilding most of them.