1783 – Leinster Aqueduct, Sallins, Co. Kildare Architect: Richard Evans Designed by Richard Evans, a canal engineer, the Aqueduct was built in 1783 and carries the Grand Canal over the river Liffey west of Sallins.
1796 – Foster Aqueduct, Constitution Hill, Dublin In 1789 Dublin Corporation commissioned the Royal Canal and a harbour built on Constitution Hill, connected to the main canal at Phibsboro by a spur.
1817 – Whitworth Aqueduct, Abbeyshrule, Co. Longford Architect: John Killaly Aqueduct built between 1814 to 1817 to carry the Royal Canal over the River Inny. Built to designs by John Killaly (1766–1832),