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River and Canal Maintenance Activities Allowed Under RIDEM Wetlands and Water Quality Regulations Russ Chateauneuf Chief Groundwater & Wetlands Protection Rhode Island DEM
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Called “exempt” activities in regulations “Exempt” activities are projects listed in Rule 6.00 that do not need a wetlands permit from DEM even if though they are in wetland jurisdiction. Jurisdiction: –river and canal, plus 200 feet from river edge. –50 feet from most other wetlands River and Canal Maintenance Activities Allowed
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Activities Allowed Different from those activities that need a permit Still have “general conditions” similar to permitted projects.
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General Conditions for Exempt Activities All structures or fill must be maintained to ensure public safety and protect wetland functions You may need to install erosion controls (i.e. haybales, silt fence, check dam, coffer dam) You must remove all equipment after construction No exempt activity can jeopardize rare wetland types or species in any way Overall, are you protecting wetland functions and values?
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Exempt Maintenance Bridge repair performed from bridge decking (not from the freshwater wetland) Repair or in-kind/in-place replacement of shoreline stabilization structures Repair of docks, foot bridges and boat ramps Maintaining structural integrity
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Exempt Maintenance, cont. Replacement of functional drainage structures of same invert elevation,( more than 50’ same type, size, length, and capacity…50’ or less more flexible specifications). Cleaning drainage structures Removing manmade trash from freshwater wetlands without any change in the profile or character of the wetland, and removal of obstructions in watercourses that prevent canoe access. Repaving and normal roadway maintenance
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Exempt Maintenance, cont. Public utility service inspection, maintenance, and repair Repair and replacement of utility lines on bridges and in existing or approved roadways. In-kind replacement of structures destroyed by fire
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Exempt Vegetative Clearing Threats to Safety (dead or dying branches or trees) Maintaining “existing or approved” fields, lawns, recreational areas etc. Tree harvest supervised by the DEM Forestry Work required by the Dam Safety Program
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Exempt Vegetative Clearing, cont. Vehicle Safety Access (10 feet)/existing or approved pedestrian trails Existing or Approved Utility Line right of way Non-mechanized removal of floating or submerged vegetation, 15 feet or less away from existing or approved docks, beaches, or swimming areas. Maintenance of drainage ditches and storm water facilities © J. Osenkowski, RIDEM
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Utility Emergencies Emergency access and repair OR replacement of utility lines, poles, structures, equipment or facilities due to –storm damage –acts of vandalism –accidents or –equipment failure All affected wetlands must be fully restored at project completion
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Limited Planting Activities Limited planting in perimeter or riverbank wetland allowed without permit if special conditions are met, as follows: Conditions in Rule 6.18 include: –Maintain existing vegetation –Plant natives and maintain them –Limit disturbance of soil, area, pavement –Limit introduction of new soil –Planting window to protect nesting turtles Town of West Warwick
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Cutting/Clearing Invasives Limited cutting or clearing of invasive plants if: –List of special conditions (rule 6.02K) –Project plans are reviewed by WQ/WR team –Plan contains necessary controls, expertise, and follow-up monitoring Note: DEM Agriculture permits herbicide usage IPANE
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Why conditions for invasives control? Invasives still provide habitat Ensure success of invasives removal Prevent/minimize erosion Avoid sediment contamination Protect turtle nesting areas S. Holdredge, RIDEM RIDEM Fish & Wildlife
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DEM Water Quality & Wetland Restoration Team Fact sheet available @ www.dem.ri.gov/programs/benviron/water/wetlands/pdfs/wqwrteam.pdf To learn more about the team, or if you are planning a restoration project, contact: Lisa McGreavy Lisa.McGreavy@dem.ri.gov (401) 222.4700, Ext. 7611
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Benefits of Maintaining River Buffers Improve water quality Provide nesting, roosting, foraging areas for wildlife Protect fish and wildlife from noise & pollution RIDEM Fish & Wildlife S. Holdredge, RIDEM © J. Osenkowski, RIDEM Vernal Pool Assn RIDEM
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