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OHIO DEPARTMENT OF NATURAL RESOURCES DIVISION OF PARKS AND RECREATION Prepared by Brent Culver, November 2003. DREDGING OHIO STATE PARK WATERWAYS. KEY POINTS. BOATING OPPORTUNITIES SEDIMENTATION WATERSHED APPROACH DREDGING TRENDS. OHIO STATE PARK WATERWAYS BOATER OPPORTUNITIES GALORE!.
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OHIO DEPARTMENT OF NATURAL RESOURCESDIVISION OF PARKS AND RECREATIONPrepared by Brent Culver, November 2003
KEY POINTS • BOATING OPPORTUNITIES • SEDIMENTATION • WATERSHED APPROACH • DREDGING • TRENDS
OHIO STATE PARK WATERWAYSBOATER OPPORTUNITIES GALORE! • 63 LAKES TOTALING MORE THAN 62,000 ACRES OF WATER • LAKES RANGING IN SIZE FROM 13 ACRES TO 13,000 ACRES • MANAGE SEVEN OF OHIO’S TOP 10 LARGEST LAKES • ACCESS TO LAKE ERIE AND THE OHIO, MUSKINGUM AND MAUMEE RIVERS • 189 LAUNCH RAMPS • 18,500 DOCKS • MARINAS AND BOAT RENTALS AT 46 PARKS
BOATER OPPORTUNITIES continued… • MANAGE WATERWAY AREAS IN 56 OF OHIO’S 88 COUNTIES • ACCORDING TO THE ODNR, DIVISION OF WATERCRAFT’S 2002 OHIO SURVEY OF RECREATIONAL BOATER OPINION, OF THE PUBLIC ACCESS WATERWAYS LISTED, OHIO STATE PARKS MANAGE ALMOST 72% OF THE ACRES OF THE WATERWAYS IDENTIFIED • ACCORDING TO THE OEPA’S, 305(b) (STATE OF THE LAKES) REPORT(2000), OF THE PUBLICALLY OWNED LAKES IN OHIO, OHIO STATE PARKS MANAGE OVER 52% OF THOSE LAKE ACRES • ANNUALLY, THE OHIO STATE PARKS REPORTS ALMOST 8,000,000 BOATER OCCASIONS
SEDIMENTATION – ITS SOURCES AND IMPACT ON BOATING • LAKES ARE PART OF LARGER ECOSYSEMS CALLED WATERSHEDS • SOIL AND DEBRIS ARE CARRIED TO WATERWAYS BY WATER RUNNING OFF THE WATERSHED • SOIL EROSION FROM FARM FIELDS, CONSTRUCTION SITES, STREAM BANKS, TIMBERED AND OTHER AREAS FINDS IT WAY INTO STREAMS, RIVERS AND LAKES • IN OHIO, OVER 5,OOO,000 CUBIC YARDS OF SOIL ERODES FROM NON-FEDERAL CROP, CRP AND PASTURE LANDS ANNUALLY • SEDIMENTATION OCCURS WHEN THE SOIL SINKS TO THE BOTTOM OF THE WATERWAY • OVER TIME, SEDIMENT AND DEBRIS BUILD UP, REDUCING OPPORTUNITIES FOR SAFE RECREATIONAL BOATING
PARTNERSHIP WITHDIVISION OF WATERCRAFT • THE GENERAL ASSEMBLY PROVIDES OHIO STATE PARKS FUNDING THROUGH THE WATERWAYS SAFETY FUND • FY04 - $3.7M
WATERSHED APPROACH • DREDGING, BY ITSELF, IS A “BAND AID” APPROACH TO MANAGING SEDIMENTATION • A WHOLISTIC WATERSHED APPROACH WORKS TOWARD A “CURE” • WATERWAYS REFLECT THE LAND USE IN THE WATERSHED • EXCESSIVE SEDIMENTATION CAN BE A SYMPTOM OF POOR WATERSHED MANAGEMENT • INCORPORATION OF BMP’s HELP PROTECT OHIO’S WATERWAYS • EXAMPLES OF BMP’s INCLUDE… CONSERVATION TILLAGE, STREAMSIDE FILTER STRIPS, STORMWATER RUNOFF BASINS, COVER FOR DISTURBED SOILS, PROTECTION OF WETLANDS AND OTHERS • OHIO STATE PARKS ENJOYS PARTNERSHIPS WITH OTHER AGENGIES AND CITIZEN GROUPS THAT HELP TO IMPROVE WATERSHED CONDITIONS TO THE BENEFIT OF RECREATIONAL BOATERS
ROLE OF DREDGING IN OHIO STATE PARKS • DREDGING IS THE PROCESS OF UNDERWATER EXCAVATION TO DEEPEN A WATERWAY BY REMOVING ACCUMULATED SEDIMENT • IN OHIO STATE PARKS, THE PURPOSE OF DREDGING IS TO “FOSTER VESSEL SAFETY” AND OTHER ANCILLARY BENEFITS MAY RESULT • EXCESSIVE SEDIMENTATION CAUSES WATERWAYS TO BECOME SHALLOW AND A HAZARD TO OHIO STATE PARKS’ RECREATIONAL BOATERS • REMOVING ACCUMULATED SEDIMENT IS A PRACTICAL WAY TO INCREASE WATER DEPTH, AND • DREDGING IS A WIDELY RECOGNIZED AND RECOMMENDED TECHNIQUE FOR REMOVING SEDIMENT
PRIORITIZING PROJECTS • MANY WATERWAYS IN OHIO SUFFER FROM THE EFFECTS OF SEDIMENTATION AND DREDGING IS IN DEMAND • MORE PROJECTS THAN TIME OR EQUIPMENT • PRIORITIZATION IS BASED UPON A NUMBER OF FACTORS INCLUDING… BOATER USE, FUNDING AVAILBILITY, QUANTITY OF ACCUMULATED SEDIMENT AND IMPACT TO BOATING, AVAILABILITY OF A RELOCATION AREA, EQUIPMENT ACCESS, LOGISTICS AND EMERGENCY SITUATIONS
PERMITTING • DREDGE AND FILL ACTIVITIES ARE REGUALTED BY THE U.S. ARMY CORPS OF ENGINEERS AND OHIO EPA THROUGH THE CLEAN WATER ACT OF 1972 • BEFORE ANY DREDGE OR FILL ACTIVITY IS INITIATED THE APPROPRIATE ARMY CORPS OFFICE NEEDS TO BE CONTACTED AND APPROVAL SECURED
FUNDING • FUNDING FOR THE OHIO STATE PARKS’ WATERWAY IMPROVEMENT PROGRAM COMES FROM THE DIVISION OF WATERCRAFT’S WATERWAYS SAFETY FUND • A BOATER GENERATED FUND – NO GRF MONIES SUPPORT THE FUND • CHIEF OF THE DIVISION OF WATERCRAFT MUST APPROVE EACH OHIO STATE PARK DREDGING PROJECT PAID FOR THROUGH THE FUND • PRIVATE GROUPS AND INDIVIDUALS CAN FUND PROJECTS • OTHER FUNDING MAY COME FROM GRANTS OR THE OHIO STATE PARKS OPERATING OR CAPITAL IMPROVEMENT BUDGET
DREDGING CRITERIA • THE DIVISIONS OF PARKS AND RECREATION AND WATERCRAFT DEVELOPED A LIST OF SEVEN “DREDGING CRITERIA” THAT PROVIDE GUIDANCE FOR THE APPROVAL OF DREDGING PROJECTS TO BE FUNDED THROUGH THE WATERWAYS SAFETY FUND • THE GENERAL CONCEPT OF THE CRITERIA IS TO PROVIDE FUNDING FOR PROJECTS THAT SERVE THE GREATEST NUMBER OF BOATERS USING OHIO STATE PARK WATERWAYS, YET TAKING INTO CONSIDERATION HISTORIC PRACTICES
DREDGING EQUIPMENT • TWO TYPES OF DREDGES ARE USED TO REMOVE ACCUMULATED SEDIMENT… • HYDRAULIC SUCTION DREDGE AND • MECHANICAL DREDGE • SUPPORT EQUIPMENT INCLUDES BULLDOZERS, LARGE TRUCKS AND TRAILERS, FRONT-END LOADERS, TRACTORS, WORKBOATS AND BARGES
HYDRAULIC SUCTION DREDGE • IMAGINE AN EGG BEATER ATTACHED TO A VACUUM SWEEPER • BEATER, OR CUTTERHEAD, AGITATES THE SEDIMENT • PUMP CREATES A VACUUM THAT PULLS THE WATER/SEDIMENT MIXTURE THROUGH AN INTAKE HOSE • THE PUMP THEN PUSHES THE SLURRY THROUGH A PIPELINE TO A RELOCATION AREA
MECHANICAL DREDGE • BETTER KNOWN AS A CRANE, TRACK HOE OR EXCAVATOR • USES AN ARM AND BUCKET TO EXCAVATE ACCUMULATED SEDIMENT • CAN DIRECT DEPOSIT TO RELOCATION AREA OR TO TRUCK OR VESSEL FOR TRANSPORT TO RELOCATION AREA • CAN ALSO BE USED TO CONSTRUCT RELOCATION AREAS OR SHORELINE PROJECTS
RELOCATION OF DREDGE MATERIAL • DREDGE MATERIAL RELOCATION AREA (DMRA) • CRITICAL TO DREDGING PROCESS • OHIO STATE PARKS USES TWO TYPES OF DMRA’s… UPLAND AND IN-WATER • UPLAND IS THE PREFERENCE • DMRA’s ARE DESIGNED TO RETAIN SEDIMENT, ALLOWING CLEAR WATER TO RETURN TO THE WATERWAY
BENEFICIAL USE OFDREDGE MATERIAL • GENEREALLY CLEAN, FERTILE SOIL • MATERIAL HAS BEEN USED FOR LANDSCAPING, ROADWAY AND RUNWAY CONSTRUCTION, FARMLAND ENHANCEMENT, BEACH NOURISHMENT AND RECREATION AREA IMPROVEMENTS • DREDGE MATERIAL FOR WETLAND CREATION OR ENHANCEMENT
BENEFICIAL USE… WETLANDS • A PRODUCTIVE PURPOSE • BENEFICIAL TO ENVIRONMENT – HABITAT AND WATER QUALITY • SERVES TO MITIGATE NEGATIVE IMPACTS
DRAWBACKS TO DREDGING • COSTLY • TIME CONSUMING/INCONVENIENT • BENTHIC ZONE DISTURBANCE • TURBIDITY • RESUSPENSION OF CONTAMINENTS • NUTRIENTS • HEAVY METALS • GOOD PLANNING LIMITS THE DRAWBACKS
SUMMING IT UP • OHIO STATE PARK WATERWAYS PROVIDE GREAT OPPORTUNITIES FOR ALL KINDS OF BOATERS • WATERWAYS REFLECT THE LAND USES IN THE WATERSHED • SOME USES MAY CAUSE SEDIMENTATION • SEDIMENTATION REDUCES SAFE BOATING AREAS • IMPLEMENTATION OF BMP’s AND WELL PLANNED DREDGING PROJECTS CAN RESTORE BOATING OPPORTUNITIES
OHIO STATE PARKSVISION STATEMENT “…TO ENSURE A LASTING LEGACY WHICH WILL FEED THE HOPES AND ASPIRATIONS FOR ALL GENERATIONS.”
and CHIEF SEATTLE SAID… “WE DID NOT INHERIT THE EARTH FROM OUR ANCESTORS, BUT ARE BORROWING IT FROM OUR CHILDREN.” Chief Seattle
REFERENCES Appendices to the Year 2000 Ohio Water Resource Inventory, Appendix C, OEPA, Division of Surface Water, http://www.epa.state.oh.us/dsw/documents/ohio305b2000_app.pdf, September 2000. Boating in Ohio, ODNR, Division of Watercraft, http://ohiodnr.com/watercraft/facts/bio.htm, April 2003. Boating on Ohio’s Waterways, 2002 Ohio Survey of Recreational Boater Opinion, ODNR, Division of Watercraft, http://ohiodnr.com/watercraft/plan/default.htm, July 2003. Managing Lakes and Reservoirs, Prepared by the North American Lake Management Society and Terrene Institute. In cooperation with the U.S. Environmental Protection Agency, Third Edition 2001. Ohio State Parks 2002 Annual Report, ODNR, Division of Parks and Recreation, 20002. Service and Stewardship 2001-2005, Strategic Plan of the Ohio Department of Natural Resources, Division of Parks and Recreation, August 2000. Summary Report, 1997 National Resources Inventory, Tables 2 and 10, NRCS, USDA, Revised December 2000. The Lake and Reservoir Guidance Manual, Prepared by the North American Lake Management Society for the U.S. Environmental Protection Agency, Second Edition 1990.
TRENDS • INCREASING AWARENESS • REGULATORY ENVIRONMENT • DREDGE MATERIAL MANAGEMENT • BENEFICIAL USE OF DREDGE MATERIAL • ENVIRONMENTAL IMPACTS OF RECREATIONAL BOATING • WATERSHED PLANNING AND IMPLEMENTATION • SHORELINE STABILIZATION • BENEFITS • AQUATIC WEEVIL