This is the presentation created and presented by Deborah Martisak, project manager of the projects featured for the Public Works Department of Beaverton, OR. Includes costs, typical sections, and maintenance approaches.

1. City of Beaverton, Oregon
Debbie Martisak
Public Works Department

2. City of Beaverton Projects
Pervious Concrete Projects
 155th Avenue Green Streets Pilot Project
 Public Plaza @ Lombard / Broadway
 Operations Center, Upper Yard
 7th Street Utility Improvement Project

3. 155th Avenue Green Streets Pilot Project
Brion Barnett, PE
Project Engineer

4. 155th Avenue Green Streets Pilot Project
 Connect sidewalk & bike lane gap
 Integrate green elements into project
 Complete project during summer 2006

5. 155th Avenue Green Streets Pilot Project
Green Street Measures
 Vegetated Drainage Swale
 Pervious Concrete

6. 155th Avenue Green Streets Pilot Project
 Pervious Concrete Sidewalk

7. 155th Avenue Green Streets Pilot Project
Costs - Comparative
500 lineal feet of street
vegetated swale $ 81,397.00
green
pervious concrete $ 162,794.00
quality & quantity not included
conventional
paving $ 109,303.70

8. 155th Avenue Green Streets Pilot Project
Maintenance – Pervious Concrete Surface
 Pressure Wash – two times per Year
o leaves & tree needles will clog pores

9. 155th Avenue Green Streets Pilot Project
Before
After

10. Public Plaza @ Lombard/Broadway

11. Public Plaza @ Lombard/Broadway
Green Street Mechanics
 Elimination of Stormwater Infrastructure
 Pervious Concrete Sidewalks for Pedestrian Access

12. Public Plaza & Lombard / Broadway
Ultimate #8 Pervious Concrete
 58 Cubic Yards
 $232.00 per CY
 Includes On-Site Training
Lessons Learned
 Consider Drainage for Slope
 Construction Pour
Sequencing in odd shaped
and hard to get to areas.

13. Public Plaza @ Lombard/Broadway
Maintenance – Pervious Concrete
 Pressure Wash –Twice per Year
 Nominal Maintenance Costs

14. Operations Center, Upper Yard
Project Goals
 Add 23 Parking Stalls for Seasonal Parking
 Secured Temporary Landscaping Storage Area
 Regional Trail alignment with THPRD
 Use “Green” Concept

15. Operations Center, Upper Yard
Evolution Ultimate Pervious Concrete
 53.5 Cubic Yards
 $210.00 per CY
 Includes On-Site Training
Lessons Learned
 Lura Screed “Way to Go”
 Recalculate Quantities Prior
To Pour

16. Operations Center, Upper Yard
Comparative Costs
$ 35,959.01
green $137,198.96
$ 173,157.97
$ 0.00
conventional $89,360.00
$ 89,360.00

17. Operations Center, Upper Yard
Reconfiguration
Before

18. Operations Center, Upper Yard
Reconfiguration
After

19. Operations Center, Upper Yard
Pervious Concrete Pavement

20. 7th Street
Discussion of Possible Utility & Street Improvements
Studied the Drainage Situation

21. 7th Street
Design development
1. Property owners & residents
sign petition
2. Resolution of intent to form
Local Improvement District
3. Local Improvement District
Formed via Public Hearing

22. 7th Street
Design development
consultant concept

23. 7th Street
Evolution Ultra Pervious Concrete
 74 Cubic Yards
 $163.00 per CY
 Includes On-Site Training
Project Notes
 Mobile Mixer
 On-Site Storage of Aggregate

24. 7th Street
Comparative Costs
Storm System vs. Rain Gardens
Rain Garden (9): $ 21,528
green Storm System: $93,682
$ 115,210
$ 0.00
conventional $93,682
$ 93,682
 L.I.D. –> Capital Cost ~ $61/foot of Street Frontage

25. 7th Street
Street Improvements
After - Oct. 2009
Before

26. 7th Street
Street Improvements
After - Oct. 2009
Before

27. Thank You.

28. City of Beaverton, Oregon
Deborah Martisak