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 Materials – Highest & Best Use  Public Health  Safety  The Environment  Safety  Reliability  Performance  Flexibility  Productivity Improve Mobility.

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Presentation on theme: " Materials – Highest & Best Use  Public Health  Safety  The Environment  Safety  Reliability  Performance  Flexibility  Productivity Improve Mobility."— Presentation transcript:

1  Materials – Highest & Best Use  Public Health  Safety  The Environment  Safety  Reliability  Performance  Flexibility  Productivity Improve Mobility Reduce Waste CIWMB

2 Combustion & Toxicity Recycled Content Pyrolysis, Gasification & Liquefaction Energy Recovery Devulcanization Civil Engr Uses Increasing Life Span Use of Fiber & Steel Recycled RAC RAC Study Fuel Supplement # of Tires Generated Chemical Effects on Recreational Surfaces Effects on Water Quality Diversion Techniques Mosquito & Vector Control Recycling Conferences Source Reduction Recycling Programs Civil Engr Uses Recreational Surfaces Molded Rubber “Green” Bldg Rubberized Asphalt RMDZ State Parks IWMB Programs End-Use Incentives New Products Asphalt Rubber Modified Binders Moisture Sensitivity Forensic Studies Independent Assurance Training Industry Partnering Lab Testing Maintenance Pavement Design & Rehab Recycled Asphalt Pavement Asphalt Rubber

3 Caltrans Presentation Objectives  Status report on Caltrans & CIWMB Agreement Evaluation of RAC Processes  Tasks/Deliverables/Workplan Associated with the proposed $1.7M CIWMB Grant to Caltrans

4 Caltrans & CIWMB Agreement Evaluation of RAC Processes  MOU Executed December 2002  Funding Through 5/15/04  Construct a Project With Test Sections of:  Dense Graded AC  RAC (G)  RAC (G-MB)  Dry Process

5 Caltrans & CIWMB Agreement Evaluation of RAC Processes  Purpose of Project:  Encourage Other Processes  More Processes = More CRM Use  Evaluate All RAC types Against AC  Implementation of Specifications  Constructability  Field Performance  Lab Performance

6 Identifying a Project  Develop Project Criteria (size, location, etc)  Shortlist of Suitable Caltrans Projects  Negotiate with Districts & Maintenance  Evaluation of Project Sites (field visit, design, timing)  Select Project  Transfer Funding to District/Project

7  Develop & Provide Specifications and Cross Sections  Educate & Assist Engineer and Contractor  Layout Evaluation Sites  Oversee Construction  Prepare Preliminary Report Working with the Project

8  Develop Mix Designs for all Materials  Test Construction Quality (Are they meeting specifications?)  Sample for Performance Tests (Test after project completion)  Compare to Prior Data & HVS (As available)  Prepare Report Laboratory Testing

9  Review Test Sites  Annually  Throughout anticipated life of pavement  Evaluate Test Data vs. Field Performance  Report Periodically to CIWMB  Interim Reports (end of construction, lab testing, evaluation)  Final Report Field Review and Evaluation

10 Status of Project Selection  Potential Project Identified - Fresno-33  Bid Opened, but not Awarded  Meeting with District Personnel to Finalize Arrangements and Funding  Pavement Construction Scheduled to Begin in Spring 2004

11  Specifications & Cross Sections - Accomplished  Location of Test Sections Within the Project Limits – To be determined  Materials Testing – Late Fall & Beyond  Performance Tests – With project sampled materials (FY 2004/05) Deliverables & Timeline

12  Provide Project  Construct Test Sites  Test Materials  Evaluate Performance  Report Partnership Agreements

13 Caltrans Strategy for $1.7 Million CIWMB Grant  Multiple Applications  Long-term Performance  Feasibility of Recycling  Tools & Training

14 Caltrans Strategy  Task 1 - Product Evaluation  Task 2 - Product Implementation  Task 3 - Product Deployment

15 Task 1 - Overview StrategyTactic Product Evaluation  Wet & Dry Technologies  Applications New Construction New Construction M&R M&R  Recycling Re-Use vs. Disposal Re-Use vs. Disposal  Plant Emissions  Worker Health & Safety  Noise Reduction  Synthesis of Best Practices  User/Agency Conference  Lab Testing  Heavy Vehicle Simulator (HVS) Testing (coordinated with UC-Berkeley)  Field Validation (Modified Binder Pilot & RAC Warranty Projects)  Field Performance Monitoring  Life Cycle Cost Analysis (LCCA)

16 Task 2 - Overview StrategyTactic ProductImplementation Asphalt Rubber Use Guidelines, Criteria & Specs  Materials  Pavement Design & Rehabilitation  Construction  Recycling

17 StrategyTactic Product Deployment  Training Seminars  Caltrans/Industry Partnering Task 3 - Overview

18 Deliverables  Synthesis – State of Asphalt Rubber Technology & Best Practices  Performance & Cost Assessment of Asphalt Rubber Technologies  Asphalt Rubber Use Guidelines - Technology & Applications  Structural Section  Maintenance & Rehabilitation  Surface Treatments  Pavement Design & Materials Selection Guidelines & Criteria

19 Deliverables  Materials & Construction Specifications  Maintenance Technical Advisory Guidelines (2nd edition)  Guidelines for Recycling: Materials Handling, Mix Design, Production & Placement  Instructional Materials for Training Seminars

20 Budget Task Estimated Cost ($) 1 Synthesis of Best Practices 65,000 Experimental Designs 35,000 Lab & Field Testing 850,000 2 RAC Use Guidelines 75,000 Pavement Design Guidelines 100,000 Recycling Guidelines 100,000 Materials & Construction Specifications 100,000 Maintenance Technical Advisory Guidelines 50,000 3 Develop & Deliver Training 325,000 Total 1,700,000

21 Task Month 24681012141618202224 1 Synthesis of Best Practices Experimental Designs Lab & Field Testing 2 RAC Use Guidelines Pavement Design Guidelines Recycling Guidelines Materials & Construction Specifications Maintenance Technical Advisory Guidelines 3 Develop & Deliver Training Schedule

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