Case study:Valtellina 2005 – New green system

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Location: 46° 8' 32.97" N, 9° 35' 29.62" E

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Project overview

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Status	Complete
Project web site
Themes
Country	Italy
Main contact forename	Italo
Main contact surname	Buzzetti
Main contact user ID
Contact organisation	ERSAF – Unità Operativa di Morbegno (SO)
Contact organisation web site
Partner organisations
This is a parent project encompassing the following projects	No

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Project summary

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Monitoring surveys and results

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Lessons learnt

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Catchment and subcatchment

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(affects all case studies in this subcatchment)

Catchment

River basin district	Padano
River basin	Fiume Po

Subcatchment

River name	Adda
Area category
Area (km2)
Maximum altitude category	more than 2000 m
Maximum altitude (m)	2237 m2.237 km <br />223,700 cm <br />
Dominant geology	Siliceous
Ecoregion	Alps
Dominant land cover	Woodland
Waterbody ID

Site

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Name	Parco della Bosca
WFD water body codes
WFD (national) typology
WFD water body name
Pre-project morphology	wandering
Reference morphology	wandering
Desired post project morphology
Heavily modified water body
National/international site designation
Local/regional site designations
Protected species present
Invasive species present
Species of interest
Dominant hydrology	Quick run-off
Dominant substrate	Cobble
River corridor land use	Intensive agriculture
Average bankfull channel width category	more than 50 m
Average bankfull channel width (m)	7575 m <br />0.075 km <br />7,500 cm <br />
Average bankfull channel depth category	02/05/12 m"02/05/12 m" is not in the list (Less than 0.5 m, 0.5 - 2 m, 2 - 5 m, 5 - 10 m, more than 10 m) of allowed values for the "Average channel depth category" property.
Average bankfull channel depth (m)	3.5 m0.0035 km <br />350 cm <br />
Mean discharge category
Mean annual discharge (m3/s)
Average channel gradient category
Average channel gradient	0.005
Average unit stream power (W/m2)

Project background

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Reach length directly affected (m)	2000 m2 km <br />200,000 cm <br />
Project started	2006/06/01
Works started	2009/06/01
Works completed	2010/11/01
Project completed
Total cost category	1000 - 5000 k€
Total cost (k€)	1058 k€1,058,000 € <br />
Benefit to cost ratio
Funding sources	Regione Lombardia and sediments sellling, Lombardia Region

Cost for project phases

Phase	cost category	cost exact (k€)	Lead organisation	Contact forename	Contact surname
Investigation and design	10 - 50 k€	27 k€27,000 € <br />	Forest Service - Sondrio County	Paola	Bianchi
Stakeholder engagement and communication
Works and works supervision	500 - 1000 k€	970 k€970,000 € <br />	ERSAF – Morbegno (SO)	Italo	Buzzetti
Post-project management and maintenance	50 - 100 k€	54 k€54,000 € <br />	ERSAF – Morbegno (SO)	Italo	Buzzetti
Monitoring

Reasons for river restoration

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Mitigation of a pressure	Riparian development, Flood defence
Hydromorphology	Structure & condition of riparian zones
Biology
Physico-chemical
Other reasons for the project	Recreation, Community demand, Landscape enhancement

Measures

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Structural measures
Bank/bed modifications	Reduce gradient of banks and reforestation
Floodplain / River corridor	Excavation for floodplain creation, Requalification and improvement of forestal cover along corridor, Alloctone species control
Planform / Channel pattern
Other
Non-structural measures
Management interventions	3 years monitoring to reduce alloctone species ricolonization
Social measures (incl. engagement)
Other	Consultation

Monitoring

Hydromorphological quality elements

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quality elements

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

Biological quality elements

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quality elements

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

Physico-chemical quality elements

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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

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

Monitoring documents

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Image gallery

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Additional documents and videos

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Additional links and references

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Link	Description

Supplementary Information

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