the new erosion and sediment control technical...
TRANSCRIPT
The New Erosion and Sediment The New Erosion and Sediment Control Technical StandardsControl Technical Standards
Pete WoodPete WoodWisDNRWisDNR SE RegionSE Region
Gil LaytonGil LaytonPresident NASECA WisconsinPresident NASECA WisconsinLayton Environmental /HNTBLayton Environmental /HNTB
Erosion Control is Preventing Soil Erosion Control is Preventing Soil Dislodgment in the First PlaceDislodgment in the First Place
Sediment Control is Stopping itSediment Control is Stopping it’’s s Movement After it is DislodgedMovement After it is Dislodged
The Importance of PlanningThe Importance of Planning
Erosion ControlProduct Acceptability Lists
forMulti-Modal Applications
PAL
www.dot.wisconsin.gov/business/engrserv/pal.htm
New New WisDNRWisDNR Standards Require Standards Require PAL Approved Products For All PAL Approved Products For All NRNR--216 Permitted Construction216 Permitted Construction
•• Effective 2005 construction seasonEffective 2005 construction season•• Covers Covers ALLALL sites over 1 acresites over 1 acre
Product Acceptability List (PAL)Product Acceptability List (PAL)
•• Erosion MatsErosion Mats•• TackifiersTackifiers•• Soil StabilizersSoil Stabilizers•• Inlet ProtectionInlet Protection•• ‘‘FFFF’’ FabricsFabrics•• Temporary Ditch ChecksTemporary Ditch Checks•• InIn--Stream Sediment TrapsStream Sediment Traps•• Articulated Concrete Block Systems (Articulated Concrete Block Systems (ACBACB’’ss))
–– All products ranked by performanceAll products ranked by performance
Devices Required On All Grading Devices Required On All Grading Projects (Projects (WisDOTWisDOT FDM 10FDM 10--1010--1)1)
1. Temporary Seed1. Temporary Seed2. Permanent Seed2. Permanent Seed3. Fertilizer3. Fertilizer4. Mulch4. Mulch5. Erosion Mat5. Erosion Mat6. Temporary Ditch Checks (Erosion Bales)6. Temporary Ditch Checks (Erosion Bales)7. Silt Fence7. Silt Fence8. Mobilizations, Erosion Control8. Mobilizations, Erosion Control9. Mobilizations, Emergency Erosion Control9. Mobilizations, Emergency Erosion Control10. Soil Stabilizer, Type B (10. Soil Stabilizer, Type B (PolyacrylamidePolyacrylamide), ),
Benefits of PALBenefits of PAL
•• Ease of designEase of design•• Uniform performance within categoriesUniform performance within categories•• Toxicity testing where warrantedToxicity testing where warranted•• Increased competition from suppliersIncreased competition from suppliers•• Lower costs for clients / agenciesLower costs for clients / agencies
Channel and Slope MatricesChannel and Slope Matrices
http://http://dnr.wi.gov/org/water/wm/nps/stormwater/techstds.htmdnr.wi.gov/org/water/wm/nps/stormwater/techstds.htmor via or via http://runoffinfo.uwex.eduhttp://runoffinfo.uwex.edu ororhttp://http://dnr.wi.govdnr.wi.gov/org/water/permits//org/water/permits/
Downloadable in PDF formatDownloadable in PDF format
Seeding (1059)Seeding (1059)Mulching (1058)Mulching (1058)
Seed and Temporary SeedSeed and Temporary Seedwith Mulchwith Mulch
Temporary Seed Temporary Seed The Most Cost Effective BMPThe Most Cost Effective BMP
After 2 WeeksAfter 2 Weeks
After 4 WeeksAfter 4 Weeks
SOD ??SOD ??
SOD ??SOD ??
Inlet Protection (1060)Inlet Protection (1060)
Inlet ProtectionInlet Protection
Inlet ProtectionInlet ProtectionWrong WayWrong Way
See Note #1See Note #1
Right WayRight Way
Improper Type C Inlet Improper Type C Inlet Protection (Silt Fence Fabric)Protection (Silt Fence Fabric)
Proper Type C Inlet ProtectionProper Type C Inlet Protection