Costs of solutions

Note: the info on this page is temporary File:Broken

One of the goals of the FIThydro project is to determine the financial costs of implementing mitigation measures (solutions).

Library of possible measures			Min	Max	Unit	Reference
			[Euro]	[Euro]
Habitat	Instream habitat adjustments	Placement of spawning gravel in the river	10	100	per cubic meter	1,2
		Placement of stones in the river	50	150	per cubic meter	3
		Cleaning of substrate - ripping, ploughing and flushing	1	50	per square meter	3
		Fish refuge under hydropeaking conditions	NA
		Placement of dead wood and debris	10	150	per meter	4
	Restoring habitat	Removal of weirs	2,000	1,000,000	per weir	5,6
		Construction of a 'river-in-the-river'	50	5,000	per meter	7
		Construction of off-channel habitats	1	100	per square meter	8
	Shoreline habitat	Environmental design of embankments and erosion protection	10	150	per meter	3
		Restoration of the riparian zone vegetation	1	50	per square meter	8
Fish migration	Downstream	Migration barrier removal	2,000	1,000,000	per project	5,6
		Operational measures (turbine operations, spillway passage)	NA
		Sensory, behavioural barriers (electricity, light, sound, air-water curtains)	800	4,000	per m3/second	9
		Fish-friendly turbines	500,000		per turbine	10
		Skimming walls (fixed or floating)	3,000		per m3/second	11
		Bypass combined with other solutions	10,000	25,000	per m3/second	12
		Fish guidance structures with narrow bar spacing	2000	40000	per m3/second	11
		Fish guidance structures with wide bar spacing	2000	40000	per m3/second	11
		Fish Protection System (induced drift application)	NA
		Bottom-type intakes (Coanda screen, Lepine water intake, etc)	17,000		per m3/second	9
		Other types of fine screens	NA
	Upstream	Complete or partial migration barrier removal	2,000	1,000,000	per project	5,6
		Nature-like fishways	5,000	20,000	per vertical meter	13
		Pool-type fishways	10,000	100,000	per vertical meter
		Baffle fishways	5,000	100,000	per vertical meter	5,11,14
		Fishways for eels and lampreys	600		per meter length	16
		Fish lifts, screws, locks, and others	10000	500000	per project	11
		Truck transport
		Vertical slot fishways	5,000	20,000	per vertical meter
Sediment	Routing	Drawdown reservoir flushing	1	50	per cubic meter	15,17
		Sediment sluicing	NA
	Removal	By-passing sediments	NA
		Off-channel reservoir storage	NA
		Mechanical removal of fine sediments (dredging)	5	10	per cubic meter	15
		Minimizing sediment arrival to reservoir	150,000		per Vortex tube	18
	Restoration in rivers	Removal of bank protection	NA
		Removal of debris	NA
Environmental flow	General flow regime	Mitigating reduced annual flow and low flow measures	NA
		Mitigating reduced flood peaks, magnitudes, and frequency	NA
	Short-term flow regime	Mitigating rapid, short-term variations in flow (hydro-peaking operations)	NA