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Lagan Navigation is a modern canal that forms a significant feature of Belfast's urban landscape. Constructed to improve transport links through the city, the canal was engineered to navigate the Lagan valley, where the underlying bedrock comprises the Sherwood Sandstone Group. This geological formation, dating from the Ladinian period, consists of sandstone, siltstone and mudstone layers that would have influenced both the canal's construction and its banks' stability throughout its operational history.
The canal cuts through Belfast's topography at grid reference J2951767449, reflecting nineteenth-century confidence in hydraulic engineering and commerce. The Sherwood Sandstone's relatively soft composition made excavation feasible, though it required careful management of water retention and bank support. The canal's route was carefully planned to serve the growing industrial needs of Belfast, connecting to the River Lagan itself.
Today the Lagan Navigation remains protected by the Historic Environment Division of Northern Ireland under reference 6485. The canal now serves principally recreational and leisure purposes, supporting walking and water-based tourism. Its survival as an integral part of Belfast's heritage landscape demonstrates the enduring value of this Victorian-era engineering achievement, whilst its geological setting continues to shape the character of the waterway and its surroundings.
Lagan navigation. canal is a scheduled monument protected by Department for Communities NI under reference 6485. View the official record →
Lagan Navigation is a modern canal that forms a significant feature of Belfast's urban landscape. It is designated a Scheduled Ancient Monument by DfC Northern Ireland (NISMR) under reference 6485.
Lagan navigation. canal dates from the modern period, and is classified as a canal. It is one of over 32,000 scheduled monuments protected across the UK.
Lagan navigation. canal is a Scheduled Ancient Monument, legally protected by DfC Northern Ireland (NISMR) — the body responsible for designating and safeguarding heritage sites in Ni. The official designation reference is 6485.
Several scheduled monuments lie within 10 km, including The court. plantation house & bawn (3.1 km), Drumbo round tower, drumboo. round tower & site of medieval church & pre-norman monastery (3.5 km), Lock 12, the island. canal lock, part of the lagan navigation - c.f. ihr 2680 (3.8 km).
This page is just one thread. A full Aubrey report pulls together 14 strands of Lagan navigation. canal's history, each drawn from the record and mapped to the exact spot:
Every location is different. Not every section appears for every place, only what the historical record actually holds turns up in a report.
Lagan navigation. canal stands on Sherwood Sandstone Group, bedrock that formed in the Ladinian. The rock here is sandstone, siltstone and mudstone.