Non-lighthouse engineering included the Edinburgh and Leith Sewerage Scheme, the widening of North Bridge in Edinburgh, and work on the Liverpool and Manchester Railway. He played a significant role in developing harbours and rivers in Scotland, including works on the Forth, Tay, Ness, Nith, and Clyde. In Ireland, he contributed to the improvement of the Erne and Foyle rivers.
Non-lighthouse engineering included the Edinburgh and Leith Sewerage Scheme, the widening of North Bridge in Edinburgh, and work on the Liverpool and Manchester Railway. He played, a significant role in developing harbours and rivers in Scotland, in.cluding works on the Forth, Tay, Ness, Nith and Clyde In Ireland, he contributed to the improveme.nt of the Erne and Foyle rivers