1. Federal Highway Administration - Recycling Technology Program Could Green Roads lead to Green Buildings?

2. Where we are going today FHWA Recycling Policy FHWA Recycling Policy RMRC RMRC Our Recycling Targets Our Recycling Targets Partners Targets and who are our Partners Partners Targets and who are our Partners GHP GHP Green Highway Technology Green Highway Technology So you have an ideal – how to work with state DOT!?!?!? So you have an ideal – how to work with state DOT!?!?!?

3. Why We Are Here Today? We are stewards of our Environment but: We are stewards of our Environment but: We have lots of High Quality & Low Cost Aggregates for future needs We have lots of High Quality & Low Cost Aggregates for future needs Plenty of landfill space to use & low tip fees Plenty of landfill space to use & low tip fees Public & Government have no recycling or environmental concern to address Public & Government have no recycling or environmental concern to address Plenty of money, recycling is bad word. Greenhouse gases is not an issue. Plenty of money, recycling is bad word. Greenhouse gases is not an issue. URBAN Quarry FACT!! URBAN Quarry FACT!! Many of our BEST materials are already in Many of our BEST materials are already inuse Need to work to change “waste” to Need to work to change “waste” to be a desired resource

4. WHY FHWA Promotes Recycling? FHWA’s Mission/Goal statements FHWA’s Mission/Goal statements Economical Savings Potentials Economical Savings Potentials Performance Enhancements Performance Enhancements Saving “Non-Renewable” Resources Saving “Non-Renewable” Resources Cooperative Partnerships with Industry – helps their bottom line Cooperative Partnerships with Industry – helps their bottom line Just “Darn Good” Practice Just “Darn Good” Practice

5. FHWA Recycled Materials Policy FHWA recognize the need to increase our highway industry's overall use of recycled materials FHWA recognize the need to increase our highway industry's overall use of recycled materials Forge partnerships among government, industry, and academia Forge partnerships among government, industry, and academia Continue to strengthen the relationship between FHWA, US EPA, and State DOT/DEQ Continue to strengthen the relationship between FHWA, US EPA, and State DOT/DEQ www.fhwa.dot.gov/legsregs/directives/policy/ recmatmemo.htm www.fhwa.dot.gov/legsregs/directives/policy/ recmatmemo.htm

6. Key Points 0f FHWA Recycling Policy Recycled/Re-Use materials are viable resources Recycled/Re-Use materials are viable resources Recycled materials should get first consideration in overall materials selection. Recycled materials should get first consideration in overall materials selection. Recycling does offer engineering, economic and environmental benefits. Recycling does offer engineering, economic and environmental benefits. Material should not adversely impact the environment and should perform as intended Material should not adversely impact the environment and should perform as intended Restrictions prohibiting recycled material that are without technical basis should be removed. Restrictions prohibiting recycled material that are without technical basis should be removed.

7. We Need to Recycle Need to reconstruct much of the infrastructure built in the 50’s and 60’s Need to reconstruct much of the infrastructure built in the 50’s and 60’s Virgin materials are being depleted Virgin materials are being depleted The cost of virgin materials are increasing The cost of virgin materials are increasing Need to maximize the material resource (non-renewable) Need to maximize the material resource (non-renewable) Advanced in technology to better control process Advanced in technology to better control process

8. What are Non-Renewable Resources?

9. BIG!! Demand for Materials 160,000 mile National Highway System 160,000 mile National Highway System 4 million miles of public roads & 590,000 bridges 4 million miles of public roads & 590,000 bridges Produce over 600 million tons of HMA annually & 85+ million SY of concrete for paving annually Produce over 600 million tons of HMA annually & 85+ million SY of concrete for paving annually $70 billion capital outlay to maintain pavements $70 billion capital outlay to maintain pavements Demand for aggregates considerable requiring an estimated 700+ million tons to meet annual demand (15%-25% of annual production) Demand for aggregates considerable requiring an estimated 700+ million tons to meet annual demand (15%-25% of annual production)

10. University of New Hampshire University of New Hampshire University of Wisconsin – Madison University of Wisconsin – Madison University of Washington – unofficially University of Washington – unofficially www.recycledmaterials.org www.recycledmaterials.org Recycled Materials Resource Center

11. Underlying Goals of RMRC Define and break down barriers to use of recycled materials and industrial byproducts in transportation applications.Define and break down barriers to use of recycled materials and industrial byproducts in transportation applications. Responsive to the needs of stakeholders: FHWA & EPA, State and Local DOTs, & Byproduct generators. (the industry)Responsive to the needs of stakeholders: FHWA & EPA, State and Local DOTs, & Byproduct generators. (the industry) Practical research coupled with outreach activities oriented towards practical application of recycled materials and industrial byproducts.Practical research coupled with outreach activities oriented towards practical application of recycled materials and industrial byproducts.

12. RMRC Tools User Guidelines for Byproducts and Secondary Use Materials in Highway Applications User Guidelines for Byproducts and Secondary Use Materials in Highway Applications www.recycledmaterials.org/tools/uguideli nes/index.asp www.recycledmaterials.org/tools/uguideli nes/index.asp PaLATE – Pavement Life-cycle Assessment Tool for Environmental and Economical Effects PaLATE – Pavement Life-cycle Assessment Tool for Environmental and Economical Effects

13. FHWA Targets In-house Recycled Concrete Aggregate Reclaimed Asphalt Pavement

14. FHWA’s Our Do It 1st Targets Clean up our own “Home” Clean up our own “Home” RAP (Reclaimed Asphalt Pavement) RAP (Reclaimed Asphalt Pavement) RCA (Recycled Concrete Aggregate) RCA (Recycled Concrete Aggregate) Steel – done! Steel – done! Expert Task Group for RAP Technology Expert Task Group for RAP Technology NAPA and AASHTO NAPA and AASHTO In-place Asphalt Technology - ARRA In-place Asphalt Technology - ARRA RCA RCA FHWA/USEPA/RMRC - National Review on practices FHWA/USEPA/RMRC - National Review on practices New TA - Use of Recycled Concrete Pavement as Aggregate in Hydraulic-Cement Concrete Pavement New TA - Use of Recycled Concrete Pavement as Aggregate in Hydraulic-Cement Concrete Pavement

15. RAP – Reclaimed Asphalt Pavement Millings from road reconstruction Millings from road reconstruction Process of milling – renovated highway industry rehabilitation program Process of milling – renovated highway industry rehabilitation program Commercial removal. C&D Commercial removal. C&D 100+ million tons from highway work 100+ million tons from highway work ~80% reused in highway system ~80% reused in highway system FHWA and HMA Industry wants to increase % recycled FHWA and HMA Industry wants to increase % recycled Why? -Economics & Environment Why? -Economics & Environment

17. Surface Allowed by specs 18 % Average Used 12 % Potential 26 % Allowances and Use of RAP in Flexible Pavement Layers Base Allowed by specs 27 % Average Used 21 % Potential 36 % Opportunity to Increase the Use of RAP 17% Increase to meet specifications 44% Possible Increase in RAP Use Binder Allowed by specs 23 % Average Used 18 % Potential 33 %

18. Average Use of RAP in the US Average Amount of RAP Specified in Surface Mixes Jones, Cecil. Results of Survey on State RAP Usage, Presented at RAP Expert Task Group Meeting, 2007.

19. Recycled Concrete Aggregate Iowa State University Iowa State University Concrete Pavement Technology Program (CPTP) Concrete Pavement Technology Program (CPTP) Industry Partners involved Industry Partners involved TA on use of RCA in PCC pavement TA on use of RCA in PCC pavement Research on properties – blended Research on properties – blended GHP focus. GHP focus. FHWA/USEPA/RMRC National Review – State of Practice on Use of RCA FHWA/USEPA/RMRC National Review – State of Practice on Use of RCA More items in future work plans More items in future work plans Needs higher emphasis for use at higher value Needs higher emphasis for use at higher value

20. Big Partner & FHWA Targets U.S. EPA U.S. EPA Coal Combustion Products (CCP’s) Coal Combustion Products (CCP’s) Foundry Sand Foundry Sand Construction & Demolition Debris Construction & Demolition Debris Tires Tires FHWA Recycled Asphalt Recycled Concrete Fly Ash & CCP Foundry Sand Iron & Steel Slag Slag Cement Tires (TDA) Asphalt Shingles Mine Tailings

21. Partners in Recycling NAPA NAPA NCAT NCAT ARRA ARRA ACPA ACPA US EPA US EPA IRC IRC RMRC RMRC FP2 FP2 NOSAJ NOSAJ Jason Jason

22. IRC Industrial Resources Council –(IRC) Industrial Resources Council –(IRC) Represents large volume By-Product Sectors for use in roadway/building Represents large volume By-Product Sectors for use in roadway/building Technical Support on the Benefits of Recycling Industrial Byproducts Technical Support on the Benefits of Recycling Industrial Byproducts How to do it – right!! How to do it – right!! Mission/Goals of IRC Mission/Goals of IRC

23. IRC Core Members Construction & Demolition Construction & Demolition Construction Materials Recycling Association (CMRA) Construction Materials Recycling Association (CMRA) Coal Combustion Products Coal Combustion Products American Coal Ash Association (ACAA) American Coal Ash Association (ACAA) Iron & Steel Slags Iron & Steel Slags National Slag Association (NSA) National Slag Association (NSA) Slag Cement Association (SCA) Slag Cement Association (SCA) Foundry Sands Foundry Sands Foundry Industry Recycling Starts Today (FIRST) Foundry Industry Recycling Starts Today (FIRST) Pulp & Paper Residuals Pulp & Paper Residuals National Council for Air & Stream Improvement (NCASI) National Council for Air & Stream Improvement (NCASI) Tires Tires Rubber Manufacturers Association (RMA) Rubber Manufacturers Association (RMA)

24. Fly Ash and Foundry Sand Facts

26. Broad Based Partnership Leveraging of Knowledge, Experience, & Resources Sharing, capturing, researching, depository Doing Business Differently Leaving Things “Better Than Before” Describing the Mid-Atlantic Green Highways Partnership

27. GHP Mid-Atlantic Team Structure Ad Hoc Committee Watershed Based Stormwater Management Team Recycle & Reuse of Industrial Byproducts Conservation & Ecosystem Protection Team Establish a Regional Ecosystem Framework Develop Conservation Ecosystem approaches focused for Transportation Promote the watershed-driven address of stormwater impacts through the use of practices that eliminate flow and loads by 90-100% and allow for innovative approaches to stormwater and watershed trading.

28. Mid-Atlantic Partnerships Government Industry &Trade Associations Environmental NPO’s Federal USEPA FHWA USFWS USACE State MSHAMDE VADOTVADEQ DELDOT DNREC PENNDOT PADEP NYDOTNYDEC WVDOTWVDEP DCDOT AASHTO ACAAIRC SCARMA NRMCAACPA FIRSTCMRA NCASINSA NAPA ARRA Low Impact Development Center American Forestry Conservation Fund MD Coastal Bays DELEP Academia UMDVillanova UWISCUNH, UWA (RMRC) UCCP Tech Center @ Iowa State U. VT Counties & Municipalities Prince Georges, Baltimore, Fairfax, Arlington TRB ASCE – T&DI NEMWI

30. Green Technology Industrial By-products Industrial By-products Replacement for aggregates Replacement for aggregates Additives for enhanced material properties Additives for enhanced material properties Best material for special purpose needs Best material for special purpose needs Recycling Technology Recycling Technology In-place asphalt pavement recycling In-place asphalt pavement recycling Enhanced quality control for by-products Enhanced quality control for by-products

31. Typical Roadway Cross Section

32. Green Tech for ditch section Ditch section used to control/treat stormwater runoff Ditch section used to control/treat stormwater runoff Foundry sand – filter berms Foundry sand – filter berms Crushed glass as filter Example: PCC hydro-demo fluids filter Crushed glass as filter Example: PCC hydro-demo fluids filter Mulch (paper by-product) – slope stabilization, grass growth Mulch (paper by-product) – slope stabilization, grass growth Slag to treat runoff – lowers ph, grabs phosphate used in outflow boxes, or amour settlement ponds (erosion control) Slag to treat runoff – lowers ph, grabs phosphate used in outflow boxes, or amour settlement ponds (erosion control) Filter socks using mulch, foundry sand, paper pulp, slag Filter socks using mulch, foundry sand, paper pulp, slag Tires whole, shredded Tires whole, shredded Whole tires – concrete tire system (cut the bead off and fill with stone and you have a stabilized area Whole tires – concrete tire system (cut the bead off and fill with stone and you have a stabilized area Shredded tires – lightweight fill, embankment material Shredded tires – lightweight fill, embankment material Crushed concrete – slope stabilization, aggregate base. Crushed concrete – slope stabilization, aggregate base.

33. Roadway & Sub base Roadway base or subbase area Roadway base or subbase area Crushed concrete – superior performing aggregate base. Crushed concrete – superior performing aggregate base. Add in spent foundry sand - TX example Add in spent foundry sand - TX example Cement kiln dust Cement kiln dust Lime kiln dust Lime kiln dust Flyash Flyash Tire chips Tire chips Bottom ash Bottom ash

34. Parking Lot & Roads Reclaimed Asphalt Pavement Reclaimed Asphalt Pavement Foundry sand Foundry sand shingles shingles Rubber modified binder (specialty product for extra high durable roads and OGFC pavement, Rubber modified binder (specialty product for extra high durable roads and OGFC pavement, Porous asphalt (parking lot & alley) Porous asphalt (parking lot & alley) Pervious concrete pavements systems. Pervious concrete pavements systems.

35. “Greener” Roadways Sub-base Materials made using fly ash aggregate, bottom ash, recycled concrete, recycled asphalt or foundry sands Pavements made using concrete or asphalt containing coal ash, foundry sand, or slags Embankments and Fills made using CCPs, slag, tires or foundry sands Landscaping materials using CCPs, compost, foundry sands and other industrial residues

36. shingles, slag, tires & foundry sand

37. Crushed concrete, porous, pervious

38. Green Highways Partnership – VA Roadway Construction Demonstration Project Recycled Materials Resource Center Industrial Resources Council

39. Reduced Emissions Reduced Fuel Usage Paving Benefits Pave in cool weather and still obtain density Haul mix longer distances and still have workability Improved compaction Facilitate deep patches Ability to use more RAP Reduced Worker Exposure 39 Benefits of WMA

40. WMA SCAN 2007

41. So you have an idea?!! State DOT State DOT New product committee New product committee Materials Engineers – info on getting in the loop Materials Engineers – info on getting in the loop Ask what it takes to be on approved material list. Ask what it takes to be on approved material list. Material lab testing requirements – you pay! Material lab testing requirements – you pay! Small project demonstration – you provide Small project demonstration – you provide Case studies from other state DOTs help. Case studies from other state DOTs help.

42. Networking FHWA has office in EVERY State FHWA has office in EVERY State Might help to have copy of our policy in hand. Might help to have copy of our policy in hand. They can network you with the State DOT They can network you with the State DOT University Civil Engineer Dept University Civil Engineer Dept University Transportation Centers University Transportation Centers http://utc.dot.gov/ http://utc.dot.gov/

43. New Product Acceptance by State DOTs American Association for State Highway and Transportation Officials (AASHTO) NATIONAL TRANSPORTATION PRODUCT EVALUATION PROGRAM (NTPEP) www.ntpep.org/index.asp

44. Thank You for the Lend of Your Ears!! Jason Harrington Jason Harrington FHWA FHWA 202-366-1576 202-366-1576 Jason.Harrington@dot.gov Jason.Harrington@dot.gov