Case study:Černý potok stream restoration scheme: Difference between revisions

From RESTORE
Jump to navigation Jump to search
No edit summary
No edit summary
 
(13 intermediate revisions by 5 users not shown)
Line 1: Line 1:
{{Case study status
{{Case study status
|Approval status=Draft
|Approval status=Approved
}}
}}
{{Location
{{Location
|Location=50.73439088419965, 13.891525268554688
|Location=50.7287674, 13.895860900000002
}}
}}
{{Project overview
{{Project overview
Line 17: Line 17:
|Multi-site=No
|Multi-site=No
|Project picture=5692 1148013232744 1599979005 30374015 6263082 n.jpg
|Project picture=5692 1148013232744 1599979005 30374015 6263082 n.jpg
|Picture description=Centra part of the stream restoration
|Picture description=Central part of the stream restoration
|Project summary=Creation of ponds by partially filling up the deepened and straightened channel.
}}
}}
{{Image gallery}}
{{Case study image
|File name=P1040623.JPG
|Caption=excavation of the new channel
}}
{{Case study image
|File name=P1040802.JPG
|Caption=excavation site
}}
{{Case study image
|File name=P1040608.JPG
|Caption=filling up the small "dams" in the deepened channel
}}
{{Case study image
|File name=P1050177.JPG
|Caption=winter higher flow
}}
{{Image gallery end}}
{{Toggle button}}
{{Toggle content start}}
{{Case study subcatchment
{{Case study subcatchment
|Subcatchment=Müglitz
|Subcatchment=Müglitz
Line 24: Line 46:
{{Site
{{Site
|Name=National Reserve Black Meadow
|Name=National Reserve Black Meadow
|Pre-project morphology=Over deepened, Straightened, Artificial bed,  
|Pre-project morphology=Over deepened, Straightened, Artificial bed,
|Reference morphology=Actively meandering, Pool-riffle,  
|Reference morphology=Actively meandering, Pool-riffle,
|Heavily modified water body=Yes
|Heavily modified water body=Yes
|Site designation=International - RAMSAR site
|Site designation=International - RAMSAR site
Line 32: Line 54:
|Invasive species present=No
|Invasive species present=No
|Species=Menyanthes trifoliata, Pinguicula vulgaris
|Species=Menyanthes trifoliata, Pinguicula vulgaris
|Dominant hydrology=Groundwater,  
|Dominant hydrology=Groundwater,
|Dominant substrate=Earth,  
|Dominant substrate=Earth,
|River corridor land use=Grassland, Wetland,  
|River corridor land use=Grassland, Wetland,
|Average bankfull channel width category=Less than 2 m
|Avrg bankfull channel width=0.8
|Avrg bankfull channel width=0.8
|Average bankfull channel depth category=Less than 0.5 m
|Avrg1 bankfull channel depth=0.3
|Avrg1 bankfull channel depth=0.3
|Mean discharge category=Less than 0.1 m³/s
|Mn discharge=0.06
|Mn discharge=0.06
|Average channel gradient category=0.01 - 0.1
|Avrg channel gradient=0.025
|Avrg channel gradient=0.025
}}
}}
{{Project background}}
{{Project background
{{Motivations}}
|Reach length directly affected=4000
{{Measures}}
|Project started=2006/02/01
|Works started=2009/08/01
|Works completed=2010/11/30
|Project completed=2010/11/30
|Total cost category=100 - 500 k€
|Total1 cost=264
|Funding sources=90% covered by EU - Operational Programme Environment
}}
{{Motivations
|Specific mitigation=Land drainage,
|Hydromorphological quality elements=Width & depth variation, Channel pattern/planform, Flow velocities,
|Biological quality elements=Macrophytes, Invertebrates,
|Other motivation=Landscape enhancement,
}}
{{Measures
|Bank and bed modifications measure=construction of nearly completly new streambeds and directing water freely to the alluvial meadows
|Floodplain / River corridor=Creation of pond
|Planform / Channel pattern=Channel naturalisation,
|Other technical measure=Recovering natural landscapes,
|Management interventions=Management of vegetation, More natural water retention, Monitoring strategy,
|Wider stakeholder / citizen engagement=popularization  of  the  project,
}}
{{Hydromorphological quality elements header}}
{{Hydromorphological quality elements header}}
{{End table}}
{{End table}}
Line 53: Line 100:
{{Monitoring documents}}
{{Monitoring documents}}
{{Monitoring documents end}}
{{Monitoring documents end}}
{{Image gallery}}
{{Image gallery end}}
{{Additional Documents}}
{{Additional Documents}}
{{Case study documents
|File name=Hydrograph.jpg
|Description=Hydrograph - restored versus deepened channel
}}
{{Additional Documents end}}
{{Additional Documents end}}
{{Additional links and references header}}
{{Additional links and references header}}
{{Additional links and references footer}}
{{Additional links and references footer}}
{{Supplementary Information}}
{{Supplementary Information}}
{{Toggle content end}}

Latest revision as of 17:11, 12 November 2018

0.00
(0 votes)


To discuss or comment on this case study, please use the discussion page.


Location: 50° 43' 43.56" N, 13° 53' 45.10" E
Loading map...
Left click to look around in the map, and use the wheel of your mouse to zoom in and out.


Project overview

Edit project overview
Status Complete
Project web site
Themes Flood risk management, Habitat and biodiversity, Hydromorphology, Spatial planning, Water quality
Country Czech Republic
Main contact forename Rous
Main contact surname Vít
Main contact user ID User:VRous
Contact organisation Nature Conservation Agency of the Czech Republic
Contact organisation web site http://www.ochranaprirody.cz
Partner organisations Terén Design Ltd - www.terendesign.cz, Grania Ltd - www.grania.cz
Parent multi-site project
This is a parent project
encompassing the following
projects
No
Central part of the stream restoration

Project summary

Edit project overview to modify the project summary.


Creation of ponds by partially filling up the deepened and straightened channel.

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

This case study hasn’t got any lessons learnt, you can add some by editing the project overview.


Image gallery


excavation of the new channel
excavation site
filling up the small "dams" in the deepened channel
winter higher flow
ShowHideAdditionalImage.png


Catchment and subcatchment

Catchment

River basin district River Elbe
River basin River Elbe

Subcatchment

River name Müglitz
Area category 100 - 1000 km²
Area (km2)
Maximum altitude category 500 - 1000 m
Maximum altitude (m)
Dominant geology
Ecoregion
Dominant land cover
Waterbody ID



Site

Name National Reserve Black Meadow
WFD water body codes
WFD (national) typology
WFD water body name
Pre-project morphology Over deepened, Straightened, Artificial bed
Reference morphology Actively meandering, Pool-riffle
Desired post project morphology
Heavily modified water body Yes
National/international site designation International - RAMSAR site
Local/regional site designations National Reserve
Protected species present Yes
Invasive species present No
Species of interest Menyanthes trifoliata, Pinguicula vulgaris
Dominant hydrology Groundwater
Dominant substrate Earth
River corridor land use Grassland, Wetland
Average bankfull channel width category Less than 2 m
Average bankfull channel width (m) 0.80.8 m <br />8.0e-4 km <br />80 cm <br />
Average bankfull channel depth category Less than 0.5 m
Average bankfull channel depth (m) 0.30.3 m <br />3.0e-4 km <br />30 cm <br />
Mean discharge category Less than 0.1 m³/s
Mean annual discharge (m3/s) 0.060.06 m³/s <br />60 l/s <br />
Average channel gradient category 0.01 - 0.1
Average channel gradient 0.025
Average unit stream power (W/m2) 18.38812518.388 W/m² <br />


Project background

Reach length directly affected (m) 40004,000 m <br />4 km <br />400,000 cm <br />
Project started 2006/02/01
Works started 2009/08/01
Works completed 2010/11/30
Project completed 2010/11/30
Total cost category 100 - 500 k€
Total cost (k€) 264264 k€ <br />264,000 € <br />
Benefit to cost ratio
Funding sources 90% covered by EU - Operational Programme Environment

Cost for project phases

Phase cost category cost exact (k€) Lead organisation Contact forename Contact surname
Investigation and design
Stakeholder engagement and communication
Works and works supervision
Post-project management and maintenance
Monitoring



Reasons for river restoration

Mitigation of a pressure Land drainage
Hydromorphology Width & depth variation, Channel pattern/planform, Flow velocities
Biology Macrophytes, Invertebrates
Physico-chemical
Other reasons for the project Landscape enhancement


Measures

Structural measures
Bank/bed modifications construction of nearly completly new streambeds and directing water freely to the alluvial meadows
Floodplain / River corridor Creation of pond
Planform / Channel pattern Channel naturalisation
Other Recovering natural landscapes
Non-structural measures
Management interventions Management of vegetation, More natural water retention, Monitoring strategy
Social measures (incl. engagement)
Other popularization of the project


Monitoring

Hydromorphological quality elements

Element When monitored Type of monitoring Control site used Result
Before measures After measures Qualitative Quantitative

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


Monitoring documents



Additional documents and videos


Additional links and references

Link Description

Supplementary Information

Edit Supplementary Information