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Car Dyke is a Roman canal that extends through the Lincolnshire Fens near Helpringham. The earthwork survives as a linear ditch running across low-lying fenland, representing a substantial engineering undertaking of Roman date. The canal was constructed to facilitate drainage and transport across the marshy terrain of the Lincolnshire Fens, serving both agricultural and commercial functions during the Roman period. The monument remains visible as an earthwork and demonstrates the scale of Roman hydraulic engineering in the English fenland landscape.
Car Dyke, Roman canal at Helpringham is a scheduled monument protected by Historic England under reference 1004946. View the official record →
Car Dyke is a Roman canal that extends through the Lincolnshire Fens near Helpringham. It is designated a Scheduled Ancient Monument by Historic England (NHLE) under reference 1004946.
Car Dyke, Roman canal at Helpringham is a Scheduled Ancient Monument, legally protected by Historic England (NHLE) — the body responsible for designating and safeguarding heritage sites in England. The official designation reference is 1004946.
Several scheduled monuments lie within 10 km, including Roman saltern in Helpringham Fen (2.7 km), Roman settlement and drove at Fen Farm (4.9 km), Bowl barrow 220m south of The Limes (5.1 km).
This page is just one thread. A full Aubrey report pulls together 15 strands of Car Dyke, Roman canal at Helpringham'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.
Car Dyke, Roman canal at Helpringham stands on Kellaways Formation And Oxford Clay Formation (Undifferentiated), bedrock that formed in the Oxfordian. The rock here is mudstone, siltstone and sandstone.