Case study:Ladywell Fields (QUERCUS): Difference between revisions
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Revision as of 21:05, 5 August 2012
This case study is pending approval by a RiverWiki administrator.
Location: 51° 27' 16.31" N, 0° 1' 7.68" W
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Project overview
Status | Complete |
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Project web site | |
Themes | Habitat and biodiversity, Social benefits, Monitoring, Hydromorphology |
Country | England |
Main contact forename | |
Main contact surname | |
Main contact user ID | |
Contact organisation | Environment Agency |
Contact organisation web site | |
Partner organisations | |
This is a parent project encompassing the following projects |
No |
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Project summary
This case study hasn’t got any project summary, you can add some by editing the project overview.
Monitoring surveys and results
This case study hasn’t got any Monitoring survey and results, you can add some by editing the project overview.
Lessons learnt
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Catchment and subcatchment
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(affects all case studies in this subcatchment)
Catchment
River basin district | Thames |
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River basin | Roding, Beam and Ingrebourne |
Subcatchment
River name | Ravensbourne |
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Area category | 10 - 100 km² |
Area (km2) | |
Maximum altitude category | Less than 100 m |
Maximum altitude (m) | 8888 m <br />0.088 km <br />8,800 cm <br /> |
Dominant geology | Calcareous |
Ecoregion | Great Britain |
Dominant land cover | Suburban |
Waterbody ID | GB106037028110 |
Other case studies in this subcatchment: ERCIP - European River Corridor Improvement Plans, The River Ravensbourne (submission for UK Rivers Prize 2016
Site
Name | Ladywell fields |
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WFD water body codes | |
WFD (national) typology | |
WFD water body name | |
Pre-project morphology | Single channel, Straight, Pool-riffle |
Reference morphology | Sinuous, Pool-riffle |
Desired post project morphology | |
Heavily modified water body | true |
National/international site designation | |
Local/regional site designations | |
Protected species present | |
Invasive species present | |
Species of interest | |
Dominant hydrology | Quick run-off |
Dominant substrate | Bedrock, Gravel, Silt |
River corridor land use | Urban |
Average bankfull channel width category | 2 - 5 m |
Average bankfull channel width (m) | |
Average bankfull channel depth category | 0.5 - 2 m |
Average bankfull channel depth (m) | |
Mean discharge category | |
Mean annual discharge (m3/s) | 0.430.43 m³/s <br />430 l/s <br /> |
Average channel gradient category | |
Average channel gradient | |
Average unit stream power (W/m2) |
Project background
Reach length directly affected (m) | 200 m0.2 km <br />20,000 cm <br /> |
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Project started | |
Works started | |
Works completed | 2008/09/01 |
Project completed | |
Total cost category | |
Total cost (k€) | 400 k€400,000 € <br /> |
Benefit to cost ratio | |
Funding sources | London Borough of Lewisham, Chester City Council |
Cost for project phases
Phase | cost category | cost exact (k€) | Lead organisation | Contact forename | Contact surname |
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Investigation and design | |||||
Stakeholder engagement and communication | |||||
Works and works supervision | |||||
Post-project management and maintenance | |||||
Monitoring |
Reasons for river restoration
Measures
Structural measures
| |
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Bank/bed modifications | Planting, Depth variation, Removal of fencing |
Floodplain / River corridor | Creation of backwaters, Creation of terraces, New footpaths |
Planform / Channel pattern | Creation of meanders |
Other | |
Non-structural measures
| |
Management interventions | |
Social measures (incl. engagement) | |
Other | Consultation |
Monitoring
Hydromorphological quality elements
Element | When monitored | Type of monitoring | Control site used | Result | ||
---|---|---|---|---|---|---|
Before measures | After measures | Qualitative | Quantitative | |||
Width & depth variation | Yes | Yes | Improvement | |||
Structure & condition of riparian zones | Yes | Yes | Improvement |
Biological quality elements
Element | When monitored | Type of monitoring | Control site used | Result | ||
---|---|---|---|---|---|---|
Before measures | After measures | Qualitative | Quantitative |
Physico-chemical quality elements
Element | When monitored | Type of monitoring | Control site used | Result | ||
---|---|---|---|---|---|---|
Before measures | After measures | Qualitative | Quantitative |
Any other monitoring, e.g. social, economic
Element | When monitored | Type of monitoring | Control site used | Result | ||
---|---|---|---|---|---|---|
Before measures | After measures | Qualitative | Quantitative | |||
Public Accessibility | Yes | Yes | Yes | Improvement |
Monitoring documents
Image gallery
Additional documents and videos
Additional links and references
Link | Description |
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http://www.therrc.co.uk/rrc case studies1.php?csid=55 | RRC site description |
http://www.lewisham.gov.uk/inmyarea/openspaces/.../ladywell-fields.aspx | Lewisham Council's link |