Environment and Land Use in the Lower Lea Valley C. 12500 BC
ENVIRONMENT AND LAND USE IN THE LOWER LEA VALLEY c.12,500 BC—c.AD 600: INNOVA PARK AND THE FORMER ROYAL ORDNANCE FACTORY, ENFIELD Kevin Ritchie, Michael J Allen, Catherine Barnett, Nicholas Cooke, John Crowther, Rowena Gale, Michael Grant, Grace P Jones, Stephanie Knight, Matt Leivers, Jacqueline I McKinley, Richard I Macphail, Lorraine Mepham, Robert G Scaife, Chris J Stevens and Sarah F Wyles SUMMARY INTRODUCTION Excavations revealed aspects of the changing Archaeological investigations were carried environment of the floodplain of the Lower Lea Valley out on land at the former Rammey Marsh from the Late Glacial to the early historic periods. Sewage Treatment Works (Site ; centred Evidence for land use mostly related to activity on NGR 536800 99200) and the former along the western bank of a former stream. Wooden Royal Ordnance Factory (Site 2; centred revetments (the earliest dated one being Early Bronze on NGR 537300 98600) in the London Age), ditches, gullies, pits, a droveway, land surfaces Borough of Enfield (Fig 1). Both study sites and associated ‘midden-like’ deposits provided evidence are located upon the River Lea floodplain, for seasonal or periodic use and, arguably, habitation, with Site west of the present course of the dating principally from the Middle to Late Bronze Age. River Lea, and Site 2 lying east of the River The economy of the site was focused on stock rearing, Lea Navigation and between two channels grazing and the exploitation of river resources. The of the present River Lea. The floodplain ‘midden-like’ deposits, identified as interleaved layers of lies at between 16m and 20m aOD, with silt, sand and gravel containing pottery, human and the valley side rising sharply to 30m aOD animal bone, as well as flint and bone tools, and other on the western edge and gradually to 50m objects, may be compared with similar, more extensive aOD on the eastern side.
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