]> 2026-04-09T05:46:48+00:00 Case study:Lea Bridge Waterway Wall Improvements 500 en Draft Sandmartin tubes installation Frog Environmental Great Britain British Waterways major works programme No No Yes false No So far so good some modifications were made to the design of the sand martin nesting tubes once the first was installed. Further reed baskets are being installed as only 5 were purchased originally, another 15 will be on site soon. 51.56233215332,-0.047310125082731 Leela Frog Environmental O’Dea Sandmartin tubes installation,, ,,, Photographs pre-works<br> Photographs post-works 12615 2010-01-01Z 2455197.5 Complete Enhance piled structure with hanging basket style gabions specifically designed to fit within the piled recess. Install 20 sandmartin nesting tubes in the wall through bespoke design for the project. The waterway wall needed replacing and there was no option for break out. Lea Bridge Waterway Wall Improvements lea bridge waterway wall improvements No 20 London Thames Lee (from Tottenham Locks to the Tideway) lee (from tottenham locks to the tideway) 1000 - 10000 km² 141 100 - 200 m Lee (from Tottenham Locks to the Tideway) GB106038077852 Habitat and biodiversity 1 - 10 k€ GB106038077852 Lee (from Tottenham Locks to the Tideway) 2010-01-01Z 2455197.5 2014-04-03T08:31:47Z 2456750.8554051 2017-06-13T12:17:39Z 2457918.0122569 Lea Bridge Waterway Wall Improvements 500 1 plainlist 5 [[Category:Case study]] [[Project title::!Lea Bridge Waterway Wall Improvements]] [[Subcatchment title::Lee (from Tottenham Locks to the Tideway)]] Lea Bridge Waterway Wall Improvements# QUERYf6b02a2f8aa0f3babe7207ee172e0a47