David Batts, Construction EcoServices This presentation will explain the business model for green infrastructure, and describe the best way to show decision-makers the value of this strategy.

1. Promo%ng Resilient Stormwater Design
Ge4ng Developer Buy-In
David Ba=s, LEED AP
Director, Stormwater Systems
Design I Protect I Sustain

2. I
bioswales

3. Low Impact Development
• Exceeds Local Water Quality Requirements
• Eases Burden on Support Entities
• Prevents Downstream Erosion
• Mitigates Flash Flooding
• Aesthetically Appealing
• Mimics Nature
• Absorbs Greenhouse Gasses
• Solves Tough Engineering Challenges

4. But Do Developers Care?
Developers Don’t Care?

5. The Golden Circle

6. WHY
HOW
WHAT Deliverables
Beliefs
Vision

9. HOW
WHAT

10. “We Sell Great Computers at a Compe%%ve Price"

12. HOW
WHAT

13. "In everything we do, we believe in challenging the
status quo"

14. We Must Start With WHY

15. But Do Developers Care?
Developers Don’t Care About What
The Deliverables Are…

16. But Do Developers Care?
But Yet That’s All We Talk About

18. But Do Developers Care?
Developers Don’t Care About How
You Do It…

19. But Do Developers Care?
Developers Primarily Care About
WHY They Should Do It…

20. WHY - Vision
“We must have clarity in our vision”

21. WHY Low Impact Development
• Increased Lot Yield
• Lower Overall Cost of Development
• Increased Revenue
• No Design Delays / No Construction
Delays

22. WHY
LID
HOW
WHAT

23. Developing a WHY Vision
WHY Should a Developer Use LID?
• simple and clear
• ac%onable
• focused on how it’ll contribute to developers success, and
• expressed in affirma%ve language that resonates with the
developer

24. CES WHY
“In everything we do, we pursue the discovery of a be=er
way; through curiosity, innova%on and collabora%on,
together we can change the world.”

25. LID WHY
“To Provide Developers With a Water Management
Solu%on That Posi%vely Impacts Their Bo=om Line;
Through Crea%vity, Innova%on & Collabora%on,
Together We Can Build a Be=er Future”

26. LID WHY
“To Provide Developers With an Ecologically Sustainable
Water Management Solu%on That Posi%vely Impacts
Their Bo=om Line; Through Crea%vity, Innova%on &
Collabora%on, Together We Can Build a Future”

27. Telling the Story of WHY

28. Birnamwood Drive – Harris County
WHY LOW IMPACT DEVELOPMENT?
- Reduced Construc%on Costs
- Reduced Maintenance Costs
- Safety
- Prac%ce What We Preach
- Proof of Concept

29. Birnamwood Drive – Harris County

30. Birnamwood Drive – Economics
1-Mile Long 4 lane Concrete Boulevard with Median
Tradi%onal (es%mated) LID (actual)
Site Prep & Earthwork $391,634.00 $449,060.00
Drainage $400,000.00 $288,432.00
SWPPP $69,600.00 $87,000.00
Landscape PlanDng $30,000.00 $66,140.00
Landscpe warranty/Maint $0.00 $34,630.00
Bridge $208,517.00 $208,517.00
Subgrade & Paving $1,139,791.00 $1,139,791.00
Traffic $9,000.00 $9,000.00
Signing & Striping $25,461.00 $25,461.00
Traffic Signal $128,010.00 $128,010.00
UDliDes $16,140.00 $16,140.00
Extra Work Items $15,650.00 $36,650.00
BiofiltraDon System $0.00 $132,931.00
SWQ System $30,000.00 $0.00
DetenDon Basin $350,000.00 $0.00
Total $2,813,803.00 $2,621,762.00
esDmated cost benefit: $192,041.00 7% Cost Reduc%on Per Mile

31. Easton Commons – New Quest Property
WHY LOW IMPACT DEVELOPMENT?
- Economics
- Economics
- Economics
- Economics
- Economics
- Economics
- Economics

32. Easton Commons – Economics
WHY LOW IMPACT DEVELOPMENT?
- Economics
- Economics
- Economics
- Economics
- Economics
- Economics
- Economics
Underground Deten%on:
Required Storage – 27,950 CF
Cost Per CF - $9.50 to $12.00 CF
Cost of System - $280,000

33. Easton Commons – Economics
Low Impact Development Solu%on:
Required Storage – 14,561 CF
Cost per CF - $7.55
Cost of System - $110,000

34. Easton Commons – Economics

35. Queenston Manor Apartments –
Academy Development Corp.
WHY LOW IMPACT DEVELOPMENT?
- Economics
- Aesthe%cs
- Maintenance

36. Queenston Manor Apartments - Economics

37. • Biofiltration
• Underground storage
• Pervious pavement (parking)
• Bioswales
Queenston Manor Apartments - Economics

38. Queenston Manor Apartments - Economics
Hard Costs
• 7 Acres @ .35 ACFT/AC = 106,000 CF
Integrated Design Approach
• 43,560 SF Porous Pavers @ $12 SF = $522,720 (-$217,800) = $304,920
• 21,000CF UG Detention / Drainage @ $6 = $126,000 (-$50,000)= $76,000
• 600 SF Biofiltration System @ $100 SF = $60.000
• 50,000 CF @ $.50 CF (Bioswale Excavation & Hauloff) = $25,000
• 2,500 SY Sod @ $1.30SY = $3,250
Total Cost = $469,170
Opportunity Seized – ROI = 10 Months

39. Queenston Manor Apartments - Economics

40. Maple Court – Palt, Inc
WHY LOW IMPACT DEVELOPMENT?
- Economics
- Aesthe%cs

41. Maple Court – Palt, Inc

42. Maple Court – Palt, Inc

43. WHY - Vision
“We must have clarity in our vision”

44. WHY
LID
HOW
WHAT

45. HOW - Beliefs
“We must be disciplined in our core values”

46. Having a Clear Message in HOW
“Low Impact Development”
“Green Infrastructure”
“Mul%func%onal Design”

47. The Future is Mul%func%onal
• Pavements
• Landscapes
• Drainage
• Roomops

49. What’s The Cost Per Square Foot?

51. What’s The REAL Cost Per Square Foot?

55. Mimic Predevelopment Hydrology

56. Would Mul%func%onal Design…

57. Mimic Predevelopment Hydrology

58. 1913 Downtown Houston

60. Soil Profile

61. Time of Flow to Outlet = 3 MinutesTime of Flow to Outlet = 15 Minutes
Slow It Down, Spread It Out, Soak It In

62. Slow It Down, Spread It Out, Soak It In

63. Resilient Design
Site
Overflow
High Performance
Engineered Filter
LID Elements
Bio-swales: 3 Units
Volume=125,000 CuFt
HPMBS Area = 330 SF
Wetland Pond Storage

64. Resilient Design

65. Resilient Design – Tax Day > 16”

66. Resilient Design– Harvey > 29”

67. HOW - Beliefs
“We must be disciplined in our core values”

68. WHY
LID
HOW
WHAT

69. What - Deliverables
“We must be consistent in our deliverables”

70. Delivering on a Promise
• Verify Performance
• Understand Maintenance Requirements
• Be Clear About Maintenance Budget
• Discuss Life-Cycle Costs
• Keep It As Simple As Possible
• Have a Post Construction Plan / Budget

71. Silt Happens

72. Performance Verifica%on

73. Maintenance Requirements

74. Maintenance Budget

75. Plan%ng Dictates Maintenance

76. Post Construc%on Plan

77. WHY
HOW
WHAT

79. Questions?
David Ba=s, LEED AP
Director, Systems Solu%ons
www.ecosvs.com
832.456.1000
THANK YOU!