evaluation of long-term field performance of cold in-place…：冷的长期场性能评价….pdf

Ev aluation of Long-T erm Field P erf ormance of Cold In-Place Rec y cled Roads: Summar y Repor t Final Repor t Ma y 20 07 Sponsored b y the Iowa Highway Resear ch Board (IHRB Pr oject TR-502) and the Iowa Department of T ransportation (CTRE Pr oject 03-160) Iowa State University’ s Center for T ranspor tation Resear ch and Education is the umbr ella or ganization for the following centers and pr ograms: Bridge Engineering Center ? Center for W eather Impacts on Mobility and Safety ? Construction Management & T echnology ? Iowa Local T echnical Assistance Pr ogram ? Iowa T raffic Safety Data Ser vice ? Midwest T ranspor tation Consor tium ? National Concr ete Pavement T echnology Center ? Par tnership for Geotechnical Advancement ? Roadway Infrastructur e Management and Operations Systems ? Statewide Urban Design and Specifications ? T raf fic Safety and Operations About CTRE/ISU The mission of the Center for T ransportation Resear ch and Education (CTRE) at Iowa State Uni - versity is to develop and implement innovative methods, materials, and technologies for impr ov - ing transportation efficiency , safety , and r eliability while impr oving the lear ning envir onment of students, faculty , and staf f in transportation-r elated fields. Disclaimer Notice The contents of this r eport r eflect the views of the authors, who ar e r esponsible for the facts and the accuracy of the information pr esented her ein. The opinions, findings and conclusions expr essed in this publication ar e those of the authors and not necessarily those of the sponsors. The sponsors assume no liability for the contents or use of the information contained in this document. This r eport does not constitute a standar d, specification, or r egulation. The sponsors do not endorse pr oducts or manufactur ers. T rademarks or manufactur ers’ names appear in this r eport only because they ar e consider ed es