]> 2026-04-19T16:28:31+00:00 Case study:River Pinn Enhancement near Ickenham 500 en Approved Installation of coir rolls Deflectors Creation of backwater Creation of pools and riffles Salix River & Wetland Services Limited Great Britain No No Yes false No Revisiting site in July 2009: The gravel has concentrated the low flows and revived water flow in the reach, and diverse marginal and bankside vegetation has established. 51.554599761963,-0.45804047584534 David Salix River & Wetland Services Limited Holland Installation of coir rolls, Deflectors,,Creation of backwater, Creation of pools and riffles ,,, No post project monitoring has been done. 12743 Gravel being added to the channel Salix1.png 2009-01-01Z 2454832.5 Complete Salix designed and constructed a 40 metre enhanced channel and imported flint reject stone was used to create in channel features, two riffles and a point bar. Diverse marginal and bankside vegetation was established using mature pre-established coir rolls and pallets. Locally harvested tree trunks were used to create a double flow deflector. Additionally, a large backwater was created on line and just downstream of the enhanced reach.<br> A stream enhancement project at a gas pipeline river crossing as ecological mitigation to a degraded reach of stream as part of a major pipeline project. Salix were asked by Main Contractor Murphy Pipelines to assess a degraded reach of the River Pinn near Ickenham with the goal of enhancing the reach. The channel had been modified previously and was characterised by slow water flow, over deep and ponded with a silty bed and steep banks covered in nettles. River Pinn Enhancement near Ickenham river pinn enhancement near ickenham No 40 Colne Thames Pinn pinn 10 - 100 km² 156 100 - 200 m Pinn GB106039023070 Habitat and biodiversity 10 - 50 k€ GB106039023070 Pinn 2009-01-01Z 2454832.5 2014-04-03T08:45:11Z 2456750.8647107 2017-06-06T12:33:05Z 2457911.0229745 River Pinn Enhancement near Ickenham 500 1 plainlist 5 [[Category:Case study]] [[Project title::!River Pinn Enhancement near Ickenham]] [[Subcatchment title::Pinn]] River Pinn Enhancement near Ickenham# QUERYe1b1876bf92671c5da2f376cbe9575b6