Water Services DepartmentJessi Veach, URSOverland Park, KSKansas City’s Green Solutions CSO Control Project:Integrating Wa...
Water Services Department• Reduce Combined Sewer Overflows andEliminate Sanitary Sewer overflows intothe receiving streams...
Water Services DepartmentCity of Kansas City, MO1st Largest GreenInfrastructure PilotProject
Water Services Department1st Largest GreenInfrastructure PilotProjectMiddle Blue River Basin
Water Services DepartmentProject: Middle Blue Distributed Storage/ Green Infrastructure Pilot ProjectDesign Professional: ...
Water Services DepartmentPhotos: David Dods, URSJessi VeachURS Corporation, Overland Park, KansasTechnical Approaches and ...
Water Services DepartmentThe Green Solutions Pilot Project• Testing Green Infrastructure to control CSOs• Reducing stormwa...
Water Services Department100 acres150+ locations370,000 gallons storageRetrofitting Green Infrastructure onto Every Street
Water Services DepartmentAnd Transforming a Neighborhood in the ProcessPhotos: David Dods, URSBeforeAfter
Water Services DepartmentWhat is Green Infrastructure?Gardens /LandscapingPorousPavementsRainwaterCapturePhoto: Erin Olig,...
Water Services DepartmentGreen Infrastructure Types in this ProjectPhotos: David Dods, URS
Water Services DepartmentRain GardenPhotos: L) David Dods, URS; R) Erin Olig, Shockey ConsultingRetrofitting between exist...
Water Services DepartmentPorous Sidewalk&Raised CurbPhoto: David Dods, URSNew Curbs and Porous SidewalkRain Garden
Water Services DepartmentPorous Sidewalk&Raised CurbPhotos: Jessi Veach and David Dods, URSBioretention GardensRain Garden...
Water Services DepartmentPhoto: David Dods, URSCascade: Stair-Stepped Gardens on Steep Streets
Water Services DepartmentPhoto: David Dods, URSPorous Concrete Sidewalks
Water Services DepartmentPhotos: David Dods and Jessi Veach, URSSee wherewater soakedinPorous Concrete Sidewalk
Water Services Department• Stormwater Collection FocalPointsPhotos: Todd Bond and David Dods, URSCurb Extensions with Belo...
Water Services DepartmentPhoto: Erin Olig, Shockey Consulting1. Detention2. Infiltration3. Controlled release tosewer1321C...
Water Services DepartmentTroost Avenue: Little Greenspace; Lots of UtilitiesPervious Sidewalks + Below Grade StoragePhotos...
Water Services DepartmentPilot Testing Design Details• This project is large enough to really learn something• Lots of des...
Water Services DepartmentInlets and ForebaysPhotos: David Dods, URS• Stormwater moves sediment, trash, leaves, acorns…• Ke...
Water Services DepartmentPhotos: David Dods, URSUnderdrainsSlotted Pipe Vs. SmartDrain
Water Services DepartmentLessons LearnedPhoto: Todd Bond, URS
Water Services DepartmentDistributed Storage• Diversity is good - type, size, distribution• Not “all eggs in one basket”• ...
Water Services DepartmentConstructability & Flexible Design• Unanticipated utility conflicts are common in urban areas• Qu...
Water Services DepartmentSoils, Garden Construction, & Infiltration• Compaction is the enemy of infiltration• Garden bed p...
Water Services DepartmentPhotos: David Dods, URSSoils (cont)Infiltration happened even before planting (in clay soils)
Water Services DepartmentPhotos: Jessi Veach, URS• Testing the plantsmost commonlyused in KC• Drought was agreat opportuni...
Water Services DepartmentCost ElementsPhotos: David Dods, URS
Water Services DepartmentPhotos: David Dods, URS• Visual/tangible appreciation for tax dollar expenditures• You are tearin...
Water Services DepartmentWhat’s WorkingPhoto: David Dods, URS• Goal is 80% flow ratereduction in 1.4” storm• Visual inspec...
Water Services DepartmentWhat’s WorkingPhotos: Jessi Veach, URS
Water Services DepartmentNeighborhood ImprovementsPhotos: David Dods, URS
Water Services DepartmentPhoto: David Dods, URSNeighborhood Improvements
Water Services DepartmentPhoto: David Dods, URSNeighborhood Improvements
Water Services DepartmentNeighborhood ImprovementsPhoto: David Dods, URS
Water Services DepartmentNeighborhood ImprovementsPhoto: David Dods, URS
Water Services DepartmentNeighborhood ImprovementsPhoto: David Dods, URS
Water Services DepartmentNeighborhood ImprovementsPhoto: David Dods, URS
Water Services DepartmentFor More Info:Jessi Veachjessi.veach@urs.com913-344-1029Photo: David Dods, URS
Water Services DepartmentPerformance Evaluation of StormwaterBest Management PracticesPhoto: David Dods, URS
Water Services Department• Mid-America Regional Council (MARC)• TetraTech• University of Alabama• University of Missouri K...
Water Services DepartmentSmall Scale Monitoring• Sub-basin delineation• Green Infrastructure Monitoring Sites• Hydraulics ...
Water Services DepartmentSub-Basin Delineation
Water Services DepartmentTotal number of vegetated BMPs = 135Total number of monitoring stations = 10Number of vegetated B...
Water Services DepartmentGreen Infrastructure Monitoring SitesLegendCascade SwaleCurb Extension w/ Rain GardenPrivate Rain...
Water Services DepartmentInfluent runoff characteristics weremeasured but, effluent measurementwas unsuccessful due to pro...
Water Services DepartmentModel: WinSLAMM“Source Loading And Management Model”Important Feature: Calculates sources of flow...
Water Services DepartmentSite CharacteristicsProject area is a medium density study area of 100 acres. Constructed pre-196...
Water Services DepartmentInfiltration rate:1 to 10 inches/ hour for a rainfall duration of up to 2 hours.Critical design s...
Water Services DepartmentFlow monitoring locationsPilot area flow meterControl area Flow metersCSO Outfall BR069
Water Services DepartmentObserved Volume Vs. Modeled VolumeObserved Volume (ft3)ModeledVolume(ft3)The graph shows WinSLAMM...
Water Services Department௣௜௟௢௧	ሺ்௢௧௔௟	௏௢௟௨௠௘ሻ௖௢௡௧௥௢௟	ሺ்௢௧௔௟	௏௢௟௨௠௘ሻ;௣௜௟௢௧	ሺଵ଴଴	௔௖௥௘௦ሻ௖௢௡௧௥௢௟	ሺ଼଺	௔௖௥௘௦ሻ;Pilot Vs. ControlP...
Water Services DepartmentPilot: 100 acresControl: 86 acresPre- and Post ImprovementsBefore re-lining (initial baseline)
Water Services DepartmentNext PhasesTotal Area=644 acresTotal Volume Capture=2.52 MGDesign storm= 1.37 inch/hourSub-Basins...
Water Services DepartmentQuestions?
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Kansas CIty's Green Solutions Pilot Project - Technical Approaches, Emerging Lessons, Performance Evaluation/Monitoring Results

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A presentation given by myself at the 20113 Kansas University Environmental Conference on the Kansas City Green Solutions Pilot Project. The presentation includes Technical approaches during design, emerging lessons and, performance evaluation and monitoring results

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Kansas CIty's Green Solutions Pilot Project - Technical Approaches, Emerging Lessons, Performance Evaluation/Monitoring Results

  1. 1. Water Services DepartmentJessi Veach, URSOverland Park, KSKansas City’s Green Solutions CSO Control Project:Integrating Water Quality Control and Neighborhood RenewalPadmavathi Iyengar,Overflow Control ProgramWater Services DepartmentKansas City, MOPresented by:
  2. 2. Water Services Department• Reduce Combined Sewer Overflows andEliminate Sanitary Sewer overflows intothe receiving streams.• Achieve up to 98% capture of wet weather flows from each combined sewer basin.• Performance criteria for wet weather capture is to maintain and limit up to 7typical year overflow events for specific outfalls.• Green Infrastructure and Distributed Storage ; Control measures applied in thecombined sewer system areas to achieve the desired reduction of overflowsConsent Decree
  3. 3. Water Services DepartmentCity of Kansas City, MO1st Largest GreenInfrastructure PilotProject
  4. 4. Water Services Department1st Largest GreenInfrastructure PilotProjectMiddle Blue River Basin
  5. 5. Water Services DepartmentProject: Middle Blue Distributed Storage/ Green Infrastructure Pilot ProjectDesign Professional: URS CorporationNotice to Proceed: September, 2009100% Plan: December, 2010Construction: Mega IndustriesNotice to Proceed: May, 2011Achievement of full operation: November, 2012URS
  6. 6. Water Services DepartmentPhotos: David Dods, URSJessi VeachURS Corporation, Overland Park, KansasTechnical Approaches and Emerging Lessons
  7. 7. Water Services DepartmentThe Green Solutions Pilot Project• Testing Green Infrastructure to control CSOs• Reducing stormwater flows to combined sewers• Incorporate community benefits to gain neighborhood supportPhotos: David Dods, URS; Richard Johannes
  8. 8. Water Services Department100 acres150+ locations370,000 gallons storageRetrofitting Green Infrastructure onto Every Street
  9. 9. Water Services DepartmentAnd Transforming a Neighborhood in the ProcessPhotos: David Dods, URSBeforeAfter
  10. 10. Water Services DepartmentWhat is Green Infrastructure?Gardens /LandscapingPorousPavementsRainwaterCapturePhoto: Erin Olig, Shockey Consulting
  11. 11. Water Services DepartmentGreen Infrastructure Types in this ProjectPhotos: David Dods, URS
  12. 12. Water Services DepartmentRain GardenPhotos: L) David Dods, URS; R) Erin Olig, Shockey ConsultingRetrofitting between existing curb & sidewalk
  13. 13. Water Services DepartmentPorous Sidewalk&Raised CurbPhoto: David Dods, URSNew Curbs and Porous SidewalkRain Garden
  14. 14. Water Services DepartmentPorous Sidewalk&Raised CurbPhotos: Jessi Veach and David Dods, URSBioretention GardensRain Gardens with Permeable Soil and Underdrains
  15. 15. Water Services DepartmentPhoto: David Dods, URSCascade: Stair-Stepped Gardens on Steep Streets
  16. 16. Water Services DepartmentPhoto: David Dods, URSPorous Concrete Sidewalks
  17. 17. Water Services DepartmentPhotos: David Dods and Jessi Veach, URSSee wherewater soakedinPorous Concrete Sidewalk
  18. 18. Water Services Department• Stormwater Collection FocalPointsPhotos: Todd Bond and David Dods, URSCurb Extensions with Below-Grade Storage• Traffic Calming• Porous Sidewalks
  19. 19. Water Services DepartmentPhoto: Erin Olig, Shockey Consulting1. Detention2. Infiltration3. Controlled release tosewer1321Curb Extension with Below Grade Storage
  20. 20. Water Services DepartmentTroost Avenue: Little Greenspace; Lots of UtilitiesPervious Sidewalks + Below Grade StoragePhotos: David Dods, URS
  21. 21. Water Services DepartmentPilot Testing Design Details• This project is large enough to really learn something• Lots of design features are being tested• Improve performance• Identify bestapproaches for rest ofCity and others• Reduce future costsPhoto: Jessi Veach, URS
  22. 22. Water Services DepartmentInlets and ForebaysPhotos: David Dods, URS• Stormwater moves sediment, trash, leaves, acorns…• Keep garden beds from plugging• Make maintenance easier• Keep debris out of sewers
  23. 23. Water Services DepartmentPhotos: David Dods, URSUnderdrainsSlotted Pipe Vs. SmartDrain
  24. 24. Water Services DepartmentLessons LearnedPhoto: Todd Bond, URS
  25. 25. Water Services DepartmentDistributed Storage• Diversity is good - type, size, distribution• Not “all eggs in one basket”• If one piece fails, the system doesn’tPhotos: Todd Bond, URS; David Dods, URSDetentionStoragePorousPavementsVegetated Infiltration
  26. 26. Water Services DepartmentConstructability & Flexible Design• Unanticipated utility conflicts are common in urban areas• Quickly adjusted in the field if standard, or off-the-shelfmaterials are usedPhoto: David Dods, URS
  27. 27. Water Services DepartmentSoils, Garden Construction, & Infiltration• Compaction is the enemy of infiltration• Garden bed prep is very important• Restore soil structure, add organic matter, keep equipmentoffPhotos: David Dods, URS
  28. 28. Water Services DepartmentPhotos: David Dods, URSSoils (cont)Infiltration happened even before planting (in clay soils)
  29. 29. Water Services DepartmentPhotos: Jessi Veach, URS• Testing the plantsmost commonlyused in KC• Drought was agreat opportunityto see what isreally hardy andsustainablePlants
  30. 30. Water Services DepartmentCost ElementsPhotos: David Dods, URS
  31. 31. Water Services DepartmentPhotos: David Dods, URS• Visual/tangible appreciation for tax dollar expenditures• You are tearing up streets…with Green Infrastructureresidents can see the improvementsPublic InvolvementBuilding support for public infrastructure projects
  32. 32. Water Services DepartmentWhat’s WorkingPhoto: David Dods, URS• Goal is 80% flow ratereduction in 1.4” storm• Visual inspections showBMPs functioning asintended
  33. 33. Water Services DepartmentWhat’s WorkingPhotos: Jessi Veach, URS
  34. 34. Water Services DepartmentNeighborhood ImprovementsPhotos: David Dods, URS
  35. 35. Water Services DepartmentPhoto: David Dods, URSNeighborhood Improvements
  36. 36. Water Services DepartmentPhoto: David Dods, URSNeighborhood Improvements
  37. 37. Water Services DepartmentNeighborhood ImprovementsPhoto: David Dods, URS
  38. 38. Water Services DepartmentNeighborhood ImprovementsPhoto: David Dods, URS
  39. 39. Water Services DepartmentNeighborhood ImprovementsPhoto: David Dods, URS
  40. 40. Water Services DepartmentNeighborhood ImprovementsPhoto: David Dods, URS
  41. 41. Water Services DepartmentFor More Info:Jessi Veachjessi.veach@urs.com913-344-1029Photo: David Dods, URS
  42. 42. Water Services DepartmentPerformance Evaluation of StormwaterBest Management PracticesPhoto: David Dods, URS
  43. 43. Water Services Department• Mid-America Regional Council (MARC)• TetraTech• University of Alabama• University of Missouri Kansas City (UMKC)• US Environmental Protection Agency (USEPA)Advanced Drainage Concepts Team
  44. 44. Water Services DepartmentSmall Scale Monitoring• Sub-basin delineation• Green Infrastructure Monitoring Sites• Hydraulics Monitoring (Flow Rate; Water QualityMonitoring)Large Scale Monitoring• Flow monitoring locations• HydrologyPilot Vs. ControlADC Approach
  45. 45. Water Services DepartmentSub-Basin Delineation
  46. 46. Water Services DepartmentTotal number of vegetated BMPs = 135Total number of monitoring stations = 10Number of vegetated BMP configurationsmonitored = 5• Curb Extension w/ Rain Garden• Rain Garden• Bioretention w/ Smart Drain• Cascade Swale• Private Rain GardensGreen Infrastructure MonitoringInsert picture…Photo: David Dods, URS
  47. 47. Water Services DepartmentGreen Infrastructure Monitoring SitesLegendCascade SwaleCurb Extension w/ Rain GardenPrivate Rain GardenRain GardenBioretention w/ Smart DrainPilot Project Area Watershed
  48. 48. Water Services DepartmentInfluent runoff characteristics weremeasured but, effluent measurementwas unsuccessful due to properfunctioning of the vegetated BMPs.Water Quality MonitoringPhoto: David Dods, URS
  49. 49. Water Services DepartmentModel: WinSLAMM“Source Loading And Management Model”Important Feature: Calculates sources of flows and pollutants of interest forthe study area under different rain conditions.The following information was used to calibrate the model:1. Land use characteristics and infiltration measurements.2. Site specific rainfall runoff data during the monitoring period fromhydrograph separation.Large Scale Monitoring
  50. 50. Water Services DepartmentSite CharacteristicsProject area is a medium density study area of 100 acres. Constructed pre-1960, the area encompasses 600 homes and relatively small portions ofcommercial corridor and educational institute.
  51. 51. Water Services DepartmentInfiltration rate:1 to 10 inches/ hour for a rainfall duration of up to 2 hours.Critical design storm for OCP: 1.37 inches/ hourDuration-Infiltration Rates for Surface Soils
  52. 52. Water Services DepartmentFlow monitoring locationsPilot area flow meterControl area Flow metersCSO Outfall BR069
  53. 53. Water Services DepartmentObserved Volume Vs. Modeled VolumeObserved Volume (ft3)ModeledVolume(ft3)The graph shows WinSLAMM model accuracy.
  54. 54. Water Services Department௣௜௟௢௧ ሺ்௢௧௔௟ ௏௢௟௨௠௘ሻ௖௢௡௧௥௢௟ ሺ்௢௧௔௟ ௏௢௟௨௠௘ሻ;௣௜௟௢௧ ሺଵ଴଴ ௔௖௥௘௦ሻ௖௢௡௧௥௢௟ ሺ଼଺ ௔௖௥௘௦ሻ;Pilot Vs. ControlPilottoControlRatioConstruction period after relining
  55. 55. Water Services DepartmentPilot: 100 acresControl: 86 acresPre- and Post ImprovementsBefore re-lining (initial baseline)
  56. 56. Water Services DepartmentNext PhasesTotal Area=644 acresTotal Volume Capture=2.52 MGDesign storm= 1.37 inch/hourSub-Basins OutfallsArleta Park 069Rachael MoradoColonial Point 059Tower ParkBR069BR059
  57. 57. Water Services DepartmentQuestions?
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