Theodore E. Scott, PE, CPESC Stormwater Maintenance, LLC T.E. Scott & Associates, Inc. 128 Cockeysville Road, Suite 200 Hu...
THE STORMWATER MAINTENANCE, LLC PROGRAM REASONS TO DO THE RIGHT THING SMART INFRASTRUCTURE MANAGEMENT INTRO TO STORMWATER ...
What is stormwater management? Types of ponds, BMP’s, vaults Why is it on my site? Can it be ignored? INTRO TO STORMWATER ...
<ul><li>Post World War II to 1980’s </li></ul><ul><li>Conveyance Only </li></ul><ul><li>Isolated Large-scale flood control...
<ul><li>Drainage Infrastructure </li></ul><ul><li>Prevents Localized Flooding </li></ul><ul><li>Removes runoff from use ar...
Drainage Infrastructure Inlets / Catch Basins INTRO TO STORMWATER MANAGEMENT WHAT IS STORMWATER MANAGEMENT? - Conveyance M...
Drainage Infrastructure Pipes INTRO TO STORMWATER MANAGEMENT WHAT IS STORMWATER MANAGEMENT? - Conveyance MAINTAINING  STOR...
Drainage Infrastructure Manholes INTRO TO STORMWATER MANAGEMENT WHAT IS STORMWATER MANAGEMENT? - Conveyance MAINTAINING  S...
Drainage Infrastructure Channels / Swales INTRO TO STORMWATER MANAGEMENT WHAT IS STORMWATER MANAGEMENT? - Conveyance MAINT...
<ul><li>1980’s into 1990’s </li></ul><ul><li>Flood control </li></ul><ul><li>Protecting downstream owners </li></ul><ul><l...
Above-Ground Dry Ponds INTRO TO STORMWATER MANAGEMENT Types of ponds, BMPs and vaults MAINTAINING  STORMWATER  MANAGEMENT
Above-Ground Wet Ponds INTRO TO STORMWATER MANAGEMENT Types of ponds, BMPs and vaults MAINTAINING  STORMWATER  MANAGEMENT
<ul><li>1990’s into 2000’s </li></ul><ul><li>Trend - Control of smaller storms </li></ul><ul><li>Pollutant Removal </li></...
<ul><li>Pollutants </li></ul><ul><li>Sediment / erosion </li></ul><ul><li>Trash and Debris </li></ul><ul><li>Oils </li></u...
Pollutants INTRO TO STORMWATER MANAGEMENT WHAT IS STORMWATER MANAGEMENT? - Background MAINTAINING  STORMWATER  MANAGEMENT
Post-2000 BMPs Rain Gardens Bioretention  Sand Filters  Swales Green, Landscape-based ENVIRONMENTAL SITE DESIGN (ESD) INTR...
Underground / Vaults Proprietary Products Subsurface Sand Filters Large Diameter Pipe Storage INTRO TO STORMWATER MANAGEME...
Site Development Requirement EPA (NPDES)….State….Local - Design  - Reviews/Approvals  - As-Built - Ownership Responsibilit...
<ul><li>Ownership Responsibilities </li></ul><ul><li>Per Plans / Recorded Covenants </li></ul><ul><li>Inspection </li></ul...
<ul><li>Municipal Responsibilities </li></ul><ul><li>Inspection </li></ul><ul><li>During 1 st  Year </li></ul><ul><li>Ever...
Inspections Routine Maintenance  Repairs SMART INFRASTRUCTURE MANAGEMENT MAINTAINING  STORMWATER  MANAGEMENT
<ul><li>Frequency </li></ul><ul><li>Routine -  Annual </li></ul><ul><li>Minimum Recommended </li></ul><ul><li>Post-Storm <...
<ul><li>What we look for – Drainage Infrastructure </li></ul><ul><li>Sediment </li></ul><ul><li>Trash / Debris </li></ul><...
<ul><li>What we look for – Surface Facilities </li></ul><ul><li>Overgrown Fill Embankments No Trees! </li></ul><ul><li>Ero...
What we look for – Surface Facilities SMART INFRASTRUCTURE MANAGEMENT Inspections MAINTAINING  STORMWATER  MANAGEMENT
What we look for – Surface Facilities SMART INFRASTRUCTURE MANAGEMENT Inspections MAINTAINING  STORMWATER  MANAGEMENT
<ul><li>What we look for – Underground Facilities </li></ul><ul><li>Sediment Accumulation </li></ul><ul><li>Damage </li></...
What we look for – Underground Facilities SMART INFRASTRUCTURE MANAGEMENT Inspections MAINTAINING  STORMWATER  MANAGEMENT
What we Maintain – Drainage Infrastructure After Before SMART INFRASTRUCTURE MANAGEMENT Routine Maintenance MAINTAINING  S...
What we Maintain – Drainage Infrastructure After Before SMART INFRASTRUCTURE MANAGEMENT Routine Maintenance MAINTAINING  S...
What we Maintain – Drainage Infrastructure After Before SMART INFRASTRUCTURE MANAGEMENT Routine Maintenance MAINTAINING  S...
<ul><li>What we Maintain – Surface Facilities </li></ul><ul><li>Ground Cover </li></ul><ul><li>Trash / Debris </li></ul><u...
What we Maintain – Surface Facilities SMART INFRASTRUCTURE MANAGEMENT Routine Maintenance MAINTAINING  STORMWATER  MANAGEM...
<ul><li>What we Maintain – Underground Facilities </li></ul><ul><li>Control Structure </li></ul><ul><li>Vac Storage Area <...
EARLY REPAIRS REDUCE COSTS! Repair erosion --- less sediment to cleanout Fix pipe joints - less major pipe replacement Unc...
Before  After Before  After SMART INFRASTRUCTURE MANAGEMENT Repairs MAINTAINING  STORMWATER  MANAGEMENT
Before  After Before  After SMART INFRASTRUCTURE MANAGEMENT Repairs MAINTAINING  STORMWATER  MANAGEMENT
Before  After SMART INFRASTRUCTURE MANAGEMENT Repairs MAINTAINING  STORMWATER  MANAGEMENT
Before  After SMART INFRASTRUCTURE MANAGEMENT Repairs MAINTAINING  STORMWATER  MANAGEMENT
Before  After Before  After SMART INFRASTRUCTURE MANAGEMENT Repairs MAINTAINING  STORMWATER  MANAGEMENT
Before  After SMART INFRASTRUCTURE MANAGEMENT Repairs MAINTAINING  STORMWATER  MANAGEMENT
Before  After SMART INFRASTRUCTURE MANAGEMENT Repairs MAINTAINING  STORMWATER  MANAGEMENT
<ul><li>Factors affecting early major expenditures </li></ul><ul><li>Geology </li></ul><ul><li>Design </li></ul><ul><li>Co...
<ul><li>Materials Lifecycle Examples </li></ul><ul><li>Metal pipe – 20+/- years </li></ul><ul><li>Concrete pipe – 50+/- ye...
Metal Pipe – Be Prepared SMART INFRASTRUCTURE MANAGEMENT Major expenditures / Replacement MAINTAINING  STORMWATER  MANAGEM...
<ul><li>Make personal contact </li></ul><ul><li>Take swift action </li></ul><ul><li>Have contractor contact </li></ul><ul>...
<ul><li>Compliance </li></ul><ul><li>Budgeting </li></ul><ul><li>Reduce long-term costs </li></ul><ul><li>Environmental be...
<ul><li>Know your responsibility </li></ul><ul><li>Inspection </li></ul><ul><li>Maintenance </li></ul><ul><li>Repairs </li...
Formula for predictability P=I+M R +R OC where: P = Predictability I = Inspection M R = Routine Maintenance R OC = Occasio...
<ul><li>Stormwater links every site to the natural environment </li></ul><ul><li>Stormwater Management design purpose </li...
“ U.S. EPA Reaches Water Pollution Settlement with Wal-Mart; Retailer to Pay $1 Million Fine, Establish $4.5 Million Envir...
OWNER REPRESENTATION Annual Inspection -  Photo reports / Recommendations Above-Ground  -  Annual Maintenance Contracts - ...
Theodore E. Scott, PE, CPESC Stormwater Maintenance, LLC T.E. Scott & Associates, Inc. 128 Cockeysville Road, Suite 200 Hu...
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Managing Stormwater Management for Property Managers Sw Maintenance

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A presentation for Facility and Property Managers on what is stormwater management, why it is on sites, and how to best manage the infrastructure with inspection and maintenance programs. We are available to present this at no charge to property management firms in the Maryland / Northern Virginia area. Also available in other areas - fees and travel expenses will apply.

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Managing Stormwater Management for Property Managers Sw Maintenance

  1. 1. Theodore E. Scott, PE, CPESC Stormwater Maintenance, LLC T.E. Scott & Associates, Inc. 128 Cockeysville Road, Suite 200 Hunt Valley, Maryland 21030 tes@MdSWM.com 410.785.0875 www.SWMaintenance.com Managing Stormwater Management Issues affecting property management professionals MAINTAINING STORMWATER MANAGEMENT
  2. 2. THE STORMWATER MAINTENANCE, LLC PROGRAM REASONS TO DO THE RIGHT THING SMART INFRASTRUCTURE MANAGEMENT INTRO TO STORMWATER MANAGEMENT OUTLINE MAINTAINING STORMWATER MANAGEMENT
  3. 3. What is stormwater management? Types of ponds, BMP’s, vaults Why is it on my site? Can it be ignored? INTRO TO STORMWATER MANAGEMENT MAINTAINING STORMWATER MANAGEMENT
  4. 4. <ul><li>Post World War II to 1980’s </li></ul><ul><li>Conveyance Only </li></ul><ul><li>Isolated Large-scale flood control </li></ul><ul><li>Site Development - Not mandated </li></ul>INTRO TO STORMWATER MANAGEMENT WHAT IS STORMWATER MANAGEMENT? - TIMELINE MAINTAINING STORMWATER MANAGEMENT
  5. 5. <ul><li>Drainage Infrastructure </li></ul><ul><li>Prevents Localized Flooding </li></ul><ul><li>Removes runoff from use areas </li></ul><ul><li>Conveys water and pollutants </li></ul>INTRO TO STORMWATER MANAGEMENT WHAT IS STORMWATER MANAGEMENT? - Conveyance MAINTAINING STORMWATER MANAGEMENT
  6. 6. Drainage Infrastructure Inlets / Catch Basins INTRO TO STORMWATER MANAGEMENT WHAT IS STORMWATER MANAGEMENT? - Conveyance MAINTAINING STORMWATER MANAGEMENT
  7. 7. Drainage Infrastructure Pipes INTRO TO STORMWATER MANAGEMENT WHAT IS STORMWATER MANAGEMENT? - Conveyance MAINTAINING STORMWATER MANAGEMENT
  8. 8. Drainage Infrastructure Manholes INTRO TO STORMWATER MANAGEMENT WHAT IS STORMWATER MANAGEMENT? - Conveyance MAINTAINING STORMWATER MANAGEMENT
  9. 9. Drainage Infrastructure Channels / Swales INTRO TO STORMWATER MANAGEMENT WHAT IS STORMWATER MANAGEMENT? - Conveyance MAINTAINING STORMWATER MANAGEMENT
  10. 10. <ul><li>1980’s into 1990’s </li></ul><ul><li>Flood control </li></ul><ul><li>Protecting downstream owners </li></ul><ul><li>Major storm events 2-, 10-, 100-Year </li></ul><ul><li>Convey pollutants downstream </li></ul>INTRO TO STORMWATER MANAGEMENT WHAT IS STORMWATER MANAGEMENT? - TIMELINE MAINTAINING STORMWATER MANAGEMENT
  11. 11. Above-Ground Dry Ponds INTRO TO STORMWATER MANAGEMENT Types of ponds, BMPs and vaults MAINTAINING STORMWATER MANAGEMENT
  12. 12. Above-Ground Wet Ponds INTRO TO STORMWATER MANAGEMENT Types of ponds, BMPs and vaults MAINTAINING STORMWATER MANAGEMENT
  13. 13. <ul><li>1990’s into 2000’s </li></ul><ul><li>Trend - Control of smaller storms </li></ul><ul><li>Pollutant Removal </li></ul><ul><li>Groundwater Recharge </li></ul><ul><li>Restoration Initiatives </li></ul>INTRO TO STORMWATER MANAGEMENT WHAT IS STORMWATER MANAGEMENT? - TIMELINE MAINTAINING STORMWATER MANAGEMENT
  14. 14. <ul><li>Pollutants </li></ul><ul><li>Sediment / erosion </li></ul><ul><li>Trash and Debris </li></ul><ul><li>Oils </li></ul><ul><li>Chemicals – pesticides </li></ul><ul><li>Spills </li></ul><ul><li>More Trash and Debris </li></ul><ul><li>De-icing materials </li></ul>INTRO TO STORMWATER MANAGEMENT WHAT IS STORMWATER MANAGEMENT? - Background MAINTAINING STORMWATER MANAGEMENT
  15. 15. Pollutants INTRO TO STORMWATER MANAGEMENT WHAT IS STORMWATER MANAGEMENT? - Background MAINTAINING STORMWATER MANAGEMENT
  16. 16. Post-2000 BMPs Rain Gardens Bioretention Sand Filters Swales Green, Landscape-based ENVIRONMENTAL SITE DESIGN (ESD) INTRO TO STORMWATER MANAGEMENT Types of ponds, BMPs and vaults MAINTAINING STORMWATER MANAGEMENT
  17. 17. Underground / Vaults Proprietary Products Subsurface Sand Filters Large Diameter Pipe Storage INTRO TO STORMWATER MANAGEMENT Types of ponds, BMPs and vaults MAINTAINING STORMWATER MANAGEMENT
  18. 18. Site Development Requirement EPA (NPDES)….State….Local - Design - Reviews/Approvals - As-Built - Ownership Responsibilities / Covenants INTRO TO STORMWATER MANAGEMENT Why is it on my site? MAINTAINING STORMWATER MANAGEMENT
  19. 19. <ul><li>Ownership Responsibilities </li></ul><ul><li>Per Plans / Recorded Covenants </li></ul><ul><li>Inspection </li></ul><ul><li>Maintenance </li></ul><ul><li>Repair </li></ul>INTRO TO STORMWATER MANAGEMENT Can it be ignored? MAINTAINING STORMWATER MANAGEMENT
  20. 20. <ul><li>Municipal Responsibilities </li></ul><ul><li>Inspection </li></ul><ul><li>During 1 st Year </li></ul><ul><li>Every 3 Years </li></ul><ul><li>Advise Owner of needed work </li></ul><ul><li>Perform if owner refuses </li></ul><ul><li>Assess on property taxes </li></ul>INTRO TO STORMWATER MANAGEMENT Can it be ignored? MAINTAINING STORMWATER MANAGEMENT
  21. 21. Inspections Routine Maintenance Repairs SMART INFRASTRUCTURE MANAGEMENT MAINTAINING STORMWATER MANAGEMENT
  22. 22. <ul><li>Frequency </li></ul><ul><li>Routine - Annual </li></ul><ul><li>Minimum Recommended </li></ul><ul><li>Post-Storm </li></ul><ul><li>Due Diligence </li></ul><ul><li>When problems ID’ed </li></ul>SMART INFRASTRUCTURE MANAGEMENT Inspections MAINTAINING STORMWATER MANAGEMENT
  23. 23. <ul><li>What we look for – Drainage Infrastructure </li></ul><ul><li>Sediment </li></ul><ul><li>Trash / Debris </li></ul><ul><li>Sinkholes </li></ul><ul><li>Poor Drainage </li></ul><ul><li>Blockages </li></ul>SMART INFRASTRUCTURE MANAGEMENT Inspections MAINTAINING STORMWATER MANAGEMENT
  24. 24. <ul><li>What we look for – Surface Facilities </li></ul><ul><li>Overgrown Fill Embankments No Trees! </li></ul><ul><li>Eroded Inflows </li></ul><ul><li>Clogged Low Flows </li></ul><ul><li>Damaged Pipes </li></ul><ul><li>Eroded Slopes </li></ul><ul><li>Poor Stabilization </li></ul><ul><li>Vermin </li></ul>SMART INFRASTRUCTURE MANAGEMENT Inspections MAINTAINING STORMWATER MANAGEMENT
  25. 25. What we look for – Surface Facilities SMART INFRASTRUCTURE MANAGEMENT Inspections MAINTAINING STORMWATER MANAGEMENT
  26. 26. What we look for – Surface Facilities SMART INFRASTRUCTURE MANAGEMENT Inspections MAINTAINING STORMWATER MANAGEMENT
  27. 27. <ul><li>What we look for – Underground Facilities </li></ul><ul><li>Sediment Accumulation </li></ul><ul><li>Damage </li></ul><ul><li>Clogs </li></ul>SMART INFRASTRUCTURE MANAGEMENT Inspections MAINTAINING STORMWATER MANAGEMENT
  28. 28. What we look for – Underground Facilities SMART INFRASTRUCTURE MANAGEMENT Inspections MAINTAINING STORMWATER MANAGEMENT
  29. 29. What we Maintain – Drainage Infrastructure After Before SMART INFRASTRUCTURE MANAGEMENT Routine Maintenance MAINTAINING STORMWATER MANAGEMENT
  30. 30. What we Maintain – Drainage Infrastructure After Before SMART INFRASTRUCTURE MANAGEMENT Routine Maintenance MAINTAINING STORMWATER MANAGEMENT
  31. 31. What we Maintain – Drainage Infrastructure After Before SMART INFRASTRUCTURE MANAGEMENT Routine Maintenance MAINTAINING STORMWATER MANAGEMENT
  32. 32. <ul><li>What we Maintain – Surface Facilities </li></ul><ul><li>Ground Cover </li></ul><ul><li>Trash / Debris </li></ul><ul><li>Minor Sediment </li></ul><ul><li>Minor Erosion </li></ul><ul><li>Ensure no clogging </li></ul><ul><li>Recommended Frequency: </li></ul><ul><li>4 times annually </li></ul>SMART INFRASTRUCTURE MANAGEMENT Routine Maintenance MAINTAINING STORMWATER MANAGEMENT
  33. 33. What we Maintain – Surface Facilities SMART INFRASTRUCTURE MANAGEMENT Routine Maintenance MAINTAINING STORMWATER MANAGEMENT
  34. 34. <ul><li>What we Maintain – Underground Facilities </li></ul><ul><li>Control Structure </li></ul><ul><li>Vac Storage Area </li></ul><ul><li>Recommended Frequency: As Needed per Inspection – up to 1 time annually </li></ul>SMART INFRASTRUCTURE MANAGEMENT Routine Maintenance MAINTAINING STORMWATER MANAGEMENT
  35. 35. EARLY REPAIRS REDUCE COSTS! Repair erosion --- less sediment to cleanout Fix pipe joints - less major pipe replacement Unclog low flows -- less sediment & erosion Line pipes – later replacement Fill sinkholes – less major pipe work SMART INFRASTRUCTURE MANAGEMENT Repairs MAINTAINING STORMWATER MANAGEMENT
  36. 36. Before After Before After SMART INFRASTRUCTURE MANAGEMENT Repairs MAINTAINING STORMWATER MANAGEMENT
  37. 37. Before After Before After SMART INFRASTRUCTURE MANAGEMENT Repairs MAINTAINING STORMWATER MANAGEMENT
  38. 38. Before After SMART INFRASTRUCTURE MANAGEMENT Repairs MAINTAINING STORMWATER MANAGEMENT
  39. 39. Before After SMART INFRASTRUCTURE MANAGEMENT Repairs MAINTAINING STORMWATER MANAGEMENT
  40. 40. Before After Before After SMART INFRASTRUCTURE MANAGEMENT Repairs MAINTAINING STORMWATER MANAGEMENT
  41. 41. Before After SMART INFRASTRUCTURE MANAGEMENT Repairs MAINTAINING STORMWATER MANAGEMENT
  42. 42. Before After SMART INFRASTRUCTURE MANAGEMENT Repairs MAINTAINING STORMWATER MANAGEMENT
  43. 43. <ul><li>Factors affecting early major expenditures </li></ul><ul><li>Geology </li></ul><ul><li>Design </li></ul><ul><li>Construction </li></ul><ul><li>Use </li></ul><ul><li>De-Icing </li></ul>SMART INFRASTRUCTURE MANAGEMENT Major expenditures / Replacement MAINTAINING STORMWATER MANAGEMENT
  44. 44. <ul><li>Materials Lifecycle Examples </li></ul><ul><li>Metal pipe – 20+/- years </li></ul><ul><li>Concrete pipe – 50+/- years </li></ul><ul><li>Lifecycles affected by many factors including construction, Soil pH, etc. </li></ul><ul><li>SWM typical time to major expenditures </li></ul><ul><li>No maintenance – 5 years </li></ul><ul><li>Sporadic maintenance – 10 years </li></ul><ul><li>Routine maintenance – materials lifecycle </li></ul>SMART INFRASTRUCTURE MANAGEMENT Major expenditures / Replacement MAINTAINING STORMWATER MANAGEMENT
  45. 45. Metal Pipe – Be Prepared SMART INFRASTRUCTURE MANAGEMENT Major expenditures / Replacement MAINTAINING STORMWATER MANAGEMENT
  46. 46. <ul><li>Make personal contact </li></ul><ul><li>Take swift action </li></ul><ul><li>Have contractor contact </li></ul><ul><li>Follow-up after work is complete </li></ul><ul><li>Hire professionals </li></ul>REASONS TO DO THE RIGHT THING What to do if the County comes calling MAINTAINING STORMWATER MANAGEMENT
  47. 47. <ul><li>Compliance </li></ul><ul><li>Budgeting </li></ul><ul><li>Reduce long-term costs </li></ul><ul><li>Environmental benefits </li></ul><ul><li>Public Relations </li></ul>REASONS TO DO THE RIGHT THING MAINTAINING STORMWATER MANAGEMENT
  48. 48. <ul><li>Know your responsibility </li></ul><ul><li>Inspection </li></ul><ul><li>Maintenance </li></ul><ul><li>Repairs </li></ul><ul><li>Stay AHEAD of County Inspectors </li></ul><ul><li>Reduce “putting out fires” </li></ul>REASONS TO DO THE RIGHT THING Compliance MAINTAINING STORMWATER MANAGEMENT
  49. 49. Formula for predictability P=I+M R +R OC where: P = Predictability I = Inspection M R = Routine Maintenance R OC = Occasional Minor Repairs REASONS TO DO THE RIGHT THING Budgeting MAINTAINING STORMWATER MANAGEMENT
  50. 50. <ul><li>Stormwater links every site to the natural environment </li></ul><ul><li>Stormwater Management design purpose </li></ul><ul><li>Reduce impact on environment </li></ul><ul><li>Remove Pollutants </li></ul><ul><li>Contribute to habitat </li></ul><ul><li>Purpose is voided without maintenance </li></ul><ul><li>Initial infrastructure cost is wasted </li></ul><ul><li>SWM can become a source of pollution </li></ul>REASONS TO DO THE RIGHT THING Environmental benefits MAINTAINING STORMWATER MANAGEMENT
  51. 51. “ U.S. EPA Reaches Water Pollution Settlement with Wal-Mart; Retailer to Pay $1 Million Fine, Establish $4.5 Million Environmental Management Plan” REASONS TO DO THE RIGHT THING Public relations MAINTAINING STORMWATER MANAGEMENT
  52. 52. OWNER REPRESENTATION Annual Inspection - Photo reports / Recommendations Above-Ground - Annual Maintenance Contracts - Quote Repairs per Inspection Below Ground - Recommend Maintenance per Inspection Major Repairs - In-house Design / Permitting / Certification STORMWATER MAINTENANCE, LLC Our Program MAINTAINING STORMWATER MANAGEMENT
  53. 53. Theodore E. Scott, PE, CPESC Stormwater Maintenance, LLC T.E. Scott & Associates, Inc. 128 Cockeysville Road, Suite 200 Hunt Valley, Maryland 21030 tes@MdSWM.com 410.785.0875 www.SWMaintenance.com QUESTIONS & ANSWERS MAINTAINING STORMWATER MANAGEMENT

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