PPT-Thin Hot Mix Asphalt Overlays

PennDOT Research Findings 53 rd Annual Asphalt Paving Conference Hershey PA December 12 2012 Pennsylvania Asphalt Pavement Association Thin Overlay Development Back Ground NEPPP Smooth Seal in Ohio THMAO in NY. This remark attributed to Henry Ford might well be used to describe the asphalt materials which are chosen to surface the majority of roads and other paved areas despite the fact that eventually under traffic and weathering the natural colour of the brPage 1br The Asphalt Advantage 11 Chapter 1 The Asphalt Advantage SMOOTHNESS STAGED CONSTRUCTION brPage 2br The Asphalt Ad anta 12 EASE OF CONSTR UCTION DURABILITY flexible ECONOMICAL In preparing these products asphalt cement is mixed with either a petroleum diluent to produce cutback asphalt or with emulsifiers water and sometimes petroleum diluent to produce emulsified asphalt Once the liquefied asphalt cement is applied durin 1. 6503 Bridges. 95% in excellent to good condition.. FDOT: 12,088 centerline miles, 42,633 lane miles.. Statewide: 121,446 centerline miles, 267,793 lane miles.. FDOT: 10% centerline miles, 16% lane miles.. Asphalt Pavements and Materials. Asphalt Pavements and Materials. Asphalt or bituminous materials. Combined with aggregates make common pavement choices. Multiple layers for highways. Thin dust control layers – rural roads. Defining “Thin Lift Overlays”Benefits of Thin Lift OverlaysWhen they should be used / not usedWhat type of materials / mix designs are appropriateWhat we should be aware of when constructing 1. 6503 Bridges. 95% in excellent to good condition.. FDOT: 12,088 centerline miles, 42,633 lane miles.. Statewide: 121,446 centerline miles, 267,793 lane miles.. FDOT: 10% centerline miles, 16% lane miles.. Cliff Ursich, PE, Flexible Pavements of Ohio. Trends In Asphalt Pavement. Thickness Design. M. aterials. P. avement Preservation. Longitudinal Joint Construction Strategies. Pavement Thickness Design. Pavement . Wedge Guidelines and Specifications. EMMETT R. HELTZEL, P.E.. STATE MAINTENANCE ENGINEER. 2. Pavement Wedge Guidelines and Specifications. Pavement Wedge (also known as Safety Edge) is a strategy of the first Every Day Counts initiative launched by the FHWA in the fall of 2010. . Whitetopping. Mustaque. . Hossain. , Ph.D., P.E. . Department of Civil . Engineering. Kansas State University. Disclaimer. The contents of this report reflect the views of the authors, who are responsible for the facts and the accuracy of the information presented herein. This document is disseminated under the sponsorship of the Department of Transportation University Transportation Centers Program, in the interest of information exchange. The U.S. Government assumes no liability for the contents or use thereof.. . 1. 2017 Asphalt Regional Seminars. Todd Rorrer. Regional Field Engineer. CO Asphalt Programs. Thin Hot Mix Asphalt Concrete Overlay (THMACO) . Surface Treatments/ Seal Coats . Slurry Surfacing and Micro Surfacing. Phase 1. Hosin. “David” Lee, P.E. Ph.D., Professor. Public Policy Center,. Department of Civil and Environmental Engineering,. University of Iowa. President of Korean-American Scientists and Engineers Association (KSEA). Camille Crichton-. Sumners. Manager, Bureau of Research. NJ Department of Transportation. http://www.state.nj.us/transportation/refdata/research. 609-530-5966. Principal Investigator: Tom . Bennert. , Ph.D. Stage. Lecture 11. Lecture. . Rana . Amir . Yousif. Lecture. . Sady. . Abd. . Tayh. Highway and Transportation Engineering. Mustansiriyah. . University. 2018-2019. References:. Edwin J. Barth. ”Asphalt Science and Technology”, 1st Ed. ,1962..