Darwin-ME Status and Implementation Efforts_IAC09

Save this PDF as:
 WORD  PNG  TXT  JPG

Size: px
Start display at page:

Download "Darwin-ME Status and Implementation Efforts_IAC09"

Transcription

1 Darwin-ME Status and Implementation Efforts_IAC9 What s Being Used (7 survey) Asphalt Design: MEPDG Darwin-ME Status and Implementation Efforts Idaho Asphalt Conference October, 9 Does SHA Use or Plan to Use MEPDG DARWIN-ME? Timeframe for Implementation N -1 YES - Using 3 Delaware: Project Analysis Alaska Alaska 7 Survey Hawaii 7 Survey Hawaii 1

2 Darwin-ME Status and Implementation Efforts_IAC9 Why change?? AASHO Road Test (late 195s) Ottawa, Illinois Design Guide Implementation (AASHO, 191) Team 195s 195s Vehicle Loads... Construction Methods... (AASHO, 191) (AASHO, 191)

3 Asphalt Thickness (in) Thickness PAVEMENT THICKNESS Asphalt Layer Thickness (in) Darwin-ME Status and Implementation Efforts_IAC9 Limitations AASHTO Loadings Maximum Asphalt layer thickness at the AASHO Road Test? Data Limits (AASHO Road Test) < million Current design traffic is far beyond road test limits AXLE LOAD REPETITIONS Current Designs >1 million AASHO Rod Test Sections Practical Design Aspect (Conceptual) Thickness Distribution of MEPDG Calibration Sections Section Relaibility 3

4 PCC Thickness Thickness PCC Thickness Darwin-ME Status and Implementation Efforts_IAC9 5% Reliability Analysis PCC AASHTo '7 PCC MEPDG Log. (PCC MEPDG ) y =.81Ln(x) R =.971 Cumulative Differences PCC AASHTo '7 18 PCC MEPDG Log. (PCC MEPDG ) 1 1 y =.81Ln(x) R = = Relaibility 1, 1,, 1,, 1,, 1,,, Traffic (ESALs) to Failure 1, 1,, 1,, 1,, 1,,, Traffic (ESALs) to Failure Big difference in thickness at high ESAL design and exaggerated at high reliability levels MEPDG DARWIN-ME from Research to Reality DARWIN -ME The MEPDG is an analysis tool, not a pavement design program. Training Various Unnamed Sources PMS and Local Calibration Traffic Data Files Engineering Judgment And Policy decisions

5 Darwin-ME Status and Implementation Efforts_IAC9 Prep-ME Arkansas Software Capabilities: Software Capabilities-Import Raw Data Import Raw Data Traffic Data Check Interpolate Climate and Traffic Data Retrieve Material Data Dynamic Modulus CTE M r Climate: icm files Traffic: AHTD Traffic Monitoring Data Design Guide Implementation 17Team Design Guide Implementation 18Team Software Capabilities-Traffic Data Check Software Capabilities-Materials E* Design Guide Implementation 19Team Design Guide Implementation Team 5

6 Darwin-ME Status and Implementation Efforts_IAC9 Software Capabilities- Retrieving Data Software Capabilities-Geo-Mapping Utility Design Guide Implementation 1Team Design Guide Implementation Team Software Capabilities-Generated Files Use the experts in your Backyard Arkansas DOT contracted with University of Arkansas Dr. Kevin Hall Indiana DOT contracted with INDOT Research / Purdue University Dr. Tommy Nantung Design Guide Implementation 3Team

7 Predicted Distress Predicted mean transverse joint faulting, in Darwin-ME Status and Implementation Efforts_IAC9 Indiana DOT HMA Materials Characterization What to Change for Design? Dynamic Modulus District - Nom Max Aggregate Size - 3 Binder Type 3 Binder Characterization 3 Binders DSR data Traffic Data WIM Station Data Analyzed Load Spectra defined by Volume Sensitivity of Inputs for Concrete Parameter Roughness Faulting Permanent Curl/Warp Effective Temperature Difference Percent Slabs Cracked VS VS VS Joint Spacing VS VS VS Dowel Bar Diameter MS MS NS Pavement Thickness S MS VS Modulus of Rupture S NS VS Modulus of Elasticity S NS VS -year/8-day Ratio S NS VS Indiana DOT: MEPDG Guide for Designers Local Calibration Potential All models can be adjusted (Tools, Calibration, Coefs.) Key effect: Eliminate bias of prediction (significant over prediction or under prediction of distress) R =.7 SEE =.5 in N = 3 Statistical Optimization S E rr = (x ip x im ) = Bias 1 1 Make Model Unbiased Possible effect: Reduce residual of prediction (depends on quality of data) Measured mean transverse joint faulting, in Bias Measured Distress 7

8 11/9/ 1/9/ 1/8/7 /7/7 3/9/7 /8/7 5/8/7 /7/7 7/7/7 8//7 9/5/7 1/5/7 11//7 1//7 1/3/8 //8 3/3/8 //8 5//8 /1/8 7/1/8 7/31/8 Rut Depth, mm.e+ 1.E+.E+ 3.E+.E+ 5.E+.E+ 7.E+ 8.E+ Darwin-ME Status and Implementation Efforts_IAC9 A few thoughts on calibration: Step 1: Become comfortable with MEPDG as it stands Step : Does it reflect current pavement performance? Use actual performance data & engineering experience Results from MEPDG will be different than AASHTO 93 Step 3: Is there a bias in MEPDG prediction? Step : Does the MEPDG capture special material properties? OGFC, SMA, Polymer, WMA, Rubber Asphalt, etc Unique Structural Design Good Calibration and Implementation Document Montana DOT Major Findings: Preservation Practice Extend Performance Most models adequate for design Re-calibrate unbound materials rutting S11 As Built Rut Depths Continual Improvement ESALs at Auburn University Continued MEPDG Validation S11 MEPDG... Date 8

9 1/1/ 1/18/7 /8/7 8//7 11/1/7 //8 /1/8 9/9/8 1/18/8 3/8/9 Bottom-Up Fatigue Cracking, % of Lane Darwin-ME Status and Implementation Efforts_IAC9 S11 As Built Fatigue Cracking at Auburn University Continued Validation at Auburn University 35 3 MEPDG Measured Date What about Polymers? Looking at Strains Directly Strain Response at Auburn University 9

10 Percentile Darwin-ME Status and Implementation Efforts_IAC9 1% at Auburn University Training Opportunities 9% 8% 7% % 5% % 3% % 1% Darwin-ME output Average N3 3 N 3 N3 N NHI #131 Introduction to Mechanistic Design NHI # Using Mechanistic-Empirical Pavement Design Guide Software NHI #13 Geotechnical Aspects of Pavements NHI #15118 Application of Traffic Monitoring Guide % Microstrain Previous & On-Going Studies Training / Collaboration Opportunities FHWA Regional WIM/Traffic Workshop Boise, Idaho Sept 9 FHWA Resource Center on request training MEPDG Regional Meetings Look out for DARWIN- ME roll out Summer 1 NCHRP 1-1 Models for Predicting Reflection Cracking of HMA Overlays (8) NCHRP 1-A Models for Predicting Top-Down Cracking of HMA Layers (8) NCHRP 9-9 Simple Performance Tester for Superpave Mix Design (8) NCHRP 9-38 Endurance Limit of HMA Mixtures to Prevent Fatigue Cracking (8) NCHRP 9- Develop Plan for Validating an Endurance Limit for HMA (8) NCHRP 9-A Validating an Endurance Limit for HMA 1

11 Darwin-ME Status and Implementation Efforts_IAC9 Previous & On-Going Studies Previous & On-Going Studies SHRP Project R-1 Composite Pavement Systems NCHRP 1- Development of AASHTO Pavement Handbook (8) NCHRP 1-7 Sensitivity Analysis of MEPDG (11) NCHRP -3 Characterization of Cementitiously Stabilized Layers for Use in Pavement Design and Analysis (not awarded) Calibration Documents: NCHRP Digest 8, December 3; Refining the Calibration & Validation of HMA Performance Models: An Experimental Plan and Database. NCHRP Digest 83, December 3; Jackknife Testing An Experimental Approach to Refine Model Calibration and Validation. FHWA: Use of PMS data for local calibration. FHWA: Use of deflection basin data in the MEPDG. What is DARWin ME going to look like? Runtime Improvement 35-5 minutes to less than 15 minutes Thickness Optimization Database Structure New GUI Interface Backwards Compatible with earlier MEPDG versions Stand Alone EICM Sensitivity Analysis Enhanced Batch Mode features and reports Structural response output SI Units No Fundamental Theory Changes Perspective Darwin-ME Coming to a computer near you: 19 Completion of Road Test Experiment 191- AASHO Interim Guide of Rigid and Flexible Pavements 197 AASHTO Interim Guide for the Design of Pavements January Revised Chapter III on PCC Pavement Design 198 Guide for the Design of Pavement Structures 1993 Revised Overlay Design Procedures 1998 Supplement to Concrete Design Procedures 11

12 Darwin-ME Status and Implementation Efforts_IAC9 $,317 1

Structural Considerations in Moving Mega Loads on Idaho Highways

Structural Considerations in Moving Mega Loads on Idaho Highways 51 st Annual Idaho Asphalt Conference October 27, 2011 Structural Considerations in Moving Mega Loads on Idaho Highways By: Harold L. Von Quintus, P.E. Focus: Overview mechanistic-empirical procedures

More information

Thomas Bennert, Ph.D. Rutgers University Center for Advanced Infrastructure and Transportation (CAIT)

Thomas Bennert, Ph.D. Rutgers University Center for Advanced Infrastructure and Transportation (CAIT) Thomas Bennert, Ph.D. Rutgers University Center for Advanced Infrastructure and Transportation (CAIT) Rutgers University working on putting together a set of performance tests (rutting and cracking) that

More information

The INDOT Friction Testing Program: Calibration, Testing, Data Management, and Application

The INDOT Friction Testing Program: Calibration, Testing, Data Management, and Application The INDOT Friction Testing Program: Calibration, Testing, Data Management, and Application Shuo Li, Ph.D., P.E. Transportation Research Engineer Phone: 765.463.1521 Email: sli@indot.in.gov Office of Research

More information

Use of New High Performance Thin Overlays (HPTO)

Use of New High Performance Thin Overlays (HPTO) Northeast Asphalt User/Producer Group Wilmington/Christiana Delaware October 11-12, 2006 Use of New High Performance Thin Overlays (HPTO) Thomas Bennert Rutgers University NJ s s Thin-Lift Materials New

More information

FHWA/IN/JTRP-2000/23. Final Report. Sedat Gulen John Nagle John Weaver Victor Gallivan

FHWA/IN/JTRP-2000/23. Final Report. Sedat Gulen John Nagle John Weaver Victor Gallivan FHWA/IN/JTRP-2000/23 Final Report DETERMINATION OF PRACTICAL ESALS PER TRUCK VALUES ON INDIANA ROADS Sedat Gulen John Nagle John Weaver Victor Gallivan December 2000 Final Report FHWA/IN/JTRP-2000/23 DETERMINATION

More information

SUPERPAVE BINDER SPECIFICATIONS & SELECTIONS. Superpave Binder Specs & Selections 1

SUPERPAVE BINDER SPECIFICATIONS & SELECTIONS. Superpave Binder Specs & Selections 1 SUPERPAVE BINDER SPECIFICATIONS & SELECTIONS Superpave Binder Specs & Selections 1 New Binder Specification SUPERPAVE Fundamental properties related to pavement performance Environmental factors In-service

More information

APPENDIX C CATEGORIZATION OF TRAFFIC LOADS

APPENDIX C CATEGORIZATION OF TRAFFIC LOADS APPENDIX C CATEGORIZATION OF TRAFFIC LOADS TABLE OF CONTENTS Page INTRODUCTION...C-1 CATEGORIZATION OF TRAFFIC LOADS...C-1 Classification of Vehicles...C-2 Axle Load Distribution Factor...C-2 Estimation

More information

Field Investigation of the Effect of Operational Speed and Lateral Wheel Wander on Flexible Pavement Mechanistic Responses

Field Investigation of the Effect of Operational Speed and Lateral Wheel Wander on Flexible Pavement Mechanistic Responses Field Investigation of the Effect of Operational Speed and Lateral Wheel Wander on Flexible Pavement Mechanistic Responses Authors: Mohammad Hossein Shafiee, M.Sc. Ph.D. Candidate Department of Civil &

More information

20. Security Classif. (of this page) Unclassified Form DOT F (8-72) Reproduction of completed page authorized

20. Security Classif. (of this page) Unclassified Form DOT F (8-72) Reproduction of completed page authorized 1. Report No. FHWA/TX-07/0-4510-4 Technical Report Documentation Page 2. Government 3. Recipient s Catalog No. Accession No. 4. Title and Subtitle Traffic Characterization for a Mechanistic-Empirical Pavement

More information

Equivalent Loading Frequencies to Simulate Asphalt Layer Pavement Responses Under Dynamic Traffic Loading

Equivalent Loading Frequencies to Simulate Asphalt Layer Pavement Responses Under Dynamic Traffic Loading Equivalent Loading Frequencies to Simulate Asphalt Layer Pavement Responses Under Dynamic Traffic Loading Elie Y. Hajj, Ph.D. Alvaro Ulloa, Ph.D. Candidate Peter E. Sebaaly, Ph.D. Raj V. Siddharthan, Ph.D.

More information

There are three different procedures for considering traffic effects in pavement design. These are:

There are three different procedures for considering traffic effects in pavement design. These are: 3. Traffic Loading and Volume Traffic is the most important factor in pavement design and stress analysis. Traffic constitutes the load imparted on the pavement causing the stresses, strains and deflections

More information

Performance Tests of Asphalt Mixtures

Performance Tests of Asphalt Mixtures Performance Tests of Asphalt Mixtures Louay N. Mohammad, Ph.D. Department of Civil and Environmental Engineering LA Transportation Research Center Louisiana State University 42 nd Annual Rocky Mountain

More information

EXISTING PAVEMENT EVALUATION Howell Ferry Road Duluth, Gwinnett County, Georgia. WILLMER ENGINEERING INC. Willmer Project No

EXISTING PAVEMENT EVALUATION Howell Ferry Road Duluth, Gwinnett County, Georgia. WILLMER ENGINEERING INC. Willmer Project No EXISTING PAVEMENT EVALUATION WILLMER ENGINEERING INC. Prepared For Clark Patterson Lee Suwanee, Georgia Prepared By WILLMER ENGINEERING INC. 3772 Pleasantdale Road Suite 165 Atlanta, Georgia 30340-4270

More information

Axle loads; Equivalent Axles or Load Spectrum? Joint Nordic/Baltic Symposium on Pavement Design and Performance Indicators

Axle loads; Equivalent Axles or Load Spectrum? Joint Nordic/Baltic Symposium on Pavement Design and Performance Indicators Axle loads; Equivalent Axles or Load Spectrum? Joint Nordic/Baltic Symposium on Pavement Design and Performance Indicators Ragnar Evensen ViaNova Plan og Trafikk AS ESAL; Equivalent Single Axle Loads One

More information

HDM-3. Transportation systems Engineering, IIT Bombay 72

HDM-3. Transportation systems Engineering, IIT Bombay 72 HDM-3 The Highway Design and Maintenance Standards Model is a computer program for analyzing the total transport cost of alternative road improvement and maintenance strategies. Transportation systems

More information

Mix Design: Changing the Recipe Book

Mix Design: Changing the Recipe Book Mix Design: Changing the Recipe Book DAVE NEWCOMB AND FUJIE ZHOU TEXAS A&M TRANSPORTATION INSTITUTE March 22-24, 2016 Nashville, TN www.worldofasphalt.com How have asphalt materials changed? 1901 2000

More information

Table Standardized Naming Convention for ERD Files

Table Standardized Naming Convention for ERD Files S-1 (2399) PAVEMENT SURFACE SMOOTHNESS (2013 version) DO NOT REMOVE THIS. IT NEEDS TO STAY IN FOR THE CONTRACTORS. Always use with SP2005-111 (CONCRETE PAVING MIX SPECIFICATIONS PAVEMENT) and SP2005-140

More information

AC 150/5320-6E and FAARFIELD

AC 150/5320-6E and FAARFIELD FAA Pavement Design AC 150/5320-6E and FAARFIELD Presented to: 2008 Eastern Region Airport Conference By: Date: Rodney N. Joel, P.E. Civil Engineer / Airfield Pavement Airport Engineering Division March,

More information

Minnesota DOT -- RDM Experience. Dr. Kyle Hoegh, MnDOT Dr. Shongtao Dai, MnDOT Dr. Lev Khazanovich, U. of Pittsburgh

Minnesota DOT -- RDM Experience. Dr. Kyle Hoegh, MnDOT Dr. Shongtao Dai, MnDOT Dr. Lev Khazanovich, U. of Pittsburgh Minnesota DOT -- RDM Experience Dr. Kyle Hoegh, MnDOT Dr. Shongtao Dai, MnDOT Dr. Lev Khazanovich, U. of Pittsburgh Acknowledgements FHWA/AASHTO for providing RDM MnDOT district materials and constructions

More information

Falling Weight Deflectometer

Falling Weight Deflectometer Falling Weight Deflectometer Pave FWD Pave HWD Pave SHWD For all your pavement testing needs Design Overview A Falling Weight Deflectometer (FWD) is used to measure the vertical deflection response of

More information

WARM MIX ASPHALT TECHNOLOGY

WARM MIX ASPHALT TECHNOLOGY WARM MIX ASPHALT TECHNOLOGY Southeastern Asphalt User/Producer Group 2008 Annual Meeting November 18, 2008 Birmingham, AL Acknowledgements: John D Angelo - FHWA FHWA Mobile Asphalt Testing Laboratory Program

More information

US 191 Load Rating Past and Present. By Ron Pierce, P.E.,S.E., CBI David Evans & Associates Bridge Operations Services Practice Leader

US 191 Load Rating Past and Present. By Ron Pierce, P.E.,S.E., CBI David Evans & Associates Bridge Operations Services Practice Leader US 191 Load Rating Past and Present By Ron Pierce, P.E.,S.E., CBI David Evans & Associates Bridge Operations Services Practice Leader Inspection Experience Bridge Inspection with Idaho Transportation Department

More information

MN Roads Low Volume Road Testing to Validate the Purdue TPTA Textures and Predicted Joint Effects

MN Roads Low Volume Road Testing to Validate the Purdue TPTA Textures and Predicted Joint Effects AMERICAN CONCRETE PAVEMENT ASSOCIATION MN Roads Low Volume Road Testing to Validate the Purdue TPTA Textures and Predicted Joint Effects Workplan Prepared by Larry Scofield American Concrete Pavement Association

More information

Long Life Asphalt Performance Testing January 17, 2018

Long Life Asphalt Performance Testing January 17, 2018 PennDOT District 11 Long Life Asphalt Performance Testing January 17, 2018 Jim Foringer, P.E. Assistant District Executive Construction Division Neal Fannin, P.E. Pavement Materials Engineer BOPD Construction

More information

Superpave Asphalt Binders

Superpave Asphalt Binders Superpave Asphalt Binders Aging and what they mean to the specification John D Angelo D Angelo Consulting, LLC johndangelo@dangeloconsultingllc.com Stiffness (Response to Load) elastic viscous elastic

More information

Field Verification of Smoothness Requirements for Weigh-In-Motion Approaches

Field Verification of Smoothness Requirements for Weigh-In-Motion Approaches Field Verification of Smoothness Requirements for Weigh-In-Motion Approaches by Dar-Hao Chen, Ph.D., P.E. and Feng Hong, Ph.D. Report DHT-48 Construction Division Texas Department of Transportation May

More information

Evaluation of the Rolling Wheel Deflectometer (RWD) in Louisiana. John Ashley Horne Dr. Mostafa A Elseifi

Evaluation of the Rolling Wheel Deflectometer (RWD) in Louisiana. John Ashley Horne Dr. Mostafa A Elseifi Evaluation of the Rolling Wheel Deflectometer (RWD) in Louisiana John Ashley Horne Dr. Mostafa A Elseifi Introduction Louisiana uses the Falling-Weight Deflectometer (FWD) for project level testing Limitations

More information

High Friction Surfaces and Other Innovative Pavement Surface Treatments for Reduced Highway Noise

High Friction Surfaces and Other Innovative Pavement Surface Treatments for Reduced Highway Noise High Friction Surfaces and Other Innovative Pavement Surface Treatments for Reduced Highway Noise Bebe Resendez The Transtec Group, Inc. July 20-23, 2008 ADC40 Summer Meeting Key West, Florida What are

More information

Measuring Pavement Condition Data for a Long-term Pavement Performance Study on New Zealand Roads. D Brown

Measuring Pavement Condition Data for a Long-term Pavement Performance Study on New Zealand Roads. D Brown Measuring Pavement Condition Data for a Long-term Pavement Performance Study on New Zealand Roads. D Brown Measuring Pavement Condition Data for a Long-term Pavement Performance Study Background Measurement

More information

Effect of wide specialty tires on flexible pavement damage

Effect of wide specialty tires on flexible pavement damage Effect of wide specialty tires on flexible pavement damage Jean-Pascal Bilodeau, ing., Ph.D. Research engineer Department of civil engineering Laval University Guy Doré, ing., Ph.D. Professor Department

More information

What Is and Is Not High Friction Surfacing

What Is and Is Not High Friction Surfacing What Is and Is Not High Friction Surfacing ATSSA 2015 Tampa, Florida Frank Julian FHWA Resource Center Safety & Design Team HFST as a Safety Treatment HFST is not a pavement treatment that happens to have

More information

DOT HS October 2011

DOT HS October 2011 TRAFFIC SAFETY FACTS 2009 Data DOT HS 811 389 October 2011 Motorcycles Definitions often vary across publications with respect to individuals on motorcycles. For this document, the following terms will

More information

EME2 Pavement and mix design. Laszlo Petho, Pavements Manager Fulton Hogan.

EME2 Pavement and mix design. Laszlo Petho, Pavements Manager Fulton Hogan. EME2 Pavement and mix design Laszlo Petho, Pavements Manager Fulton Hogan Outline What is EME2 high modulus asphalt? Performance based mix design and Australian EME2 specification limits EME2 pavement

More information

GRITTING FOR IMPROVED EARLY LIFE SKID RESISTANCE OF STONE MASTIC ASPHALT SURFACES

GRITTING FOR IMPROVED EARLY LIFE SKID RESISTANCE OF STONE MASTIC ASPHALT SURFACES GRITTING FOR IMPROVED EARLY LIFE SKID RESISTANCE OF STONE MASTIC ASPHALT SURFACES Ed Baran, Queensland Department of Transport and Main Roads, Australia Russell Lowe, Queensland Department of Transport

More information

Oregon Department of Transportation Standard Specifications For Asphalt Materials 2004

Oregon Department of Transportation Standard Specifications For Asphalt Materials 2004 Oregon Department of Transportation Standard Specifications For Asphalt Materials 2004 Effective for contracts and purchase orders advertised after January 1, 2004 Revisions - Changes to the 2003 Asphalt

More information

Understanding Road Wear and its Causes

Understanding Road Wear and its Causes Understanding Road Wear and its Causes Philip A. Viton February 5, 2014 Road Wear February 5, 2014 1 / 41 Introduction Introduction Even though congestion is near the forefront of the public s perception

More information

COLLECTION AND ANALYSIS OF AUGMENTED WEIGH-IN-MOTION DATA

COLLECTION AND ANALYSIS OF AUGMENTED WEIGH-IN-MOTION DATA RESEARCH REPORT 987-8 COLLECTION AND ANALYSIS OF AUGMENTED WEIGH-IN-MOTION DATA Clyde E. Lee and Joseph E. Garner CENTER FOR TRANSPORTATION RESEARCH BUREAU OF ENGINEERING RESEARCH THE UNIVERSITY OF TEXAS

More information

Effects of Off-Road Tires on Flexible & Granular Pavements

Effects of Off-Road Tires on Flexible & Granular Pavements SD1999-15-F Connecting South Dakota and the Nation South Dakota Department of Transportation Office of Research Effects of Off-Road Tires on Flexible & Granular Pavements Study SD1999-15 Draft Final Report

More information

Developing Affordable GTR Asphalt Mixes for Local Roadways

Developing Affordable GTR Asphalt Mixes for Local Roadways Developing Affordable GTR Asphalt Mixes for Local Roadways Munir D. Nazzal, Ph.D., P.E. 1 Sang Soo Kim, Ph.D., P.E. Ala Abbas, Ph.D. Acknowledgement The researchers would like to thank: Ohio s Research

More information

ASSESSMENT AND EFFECTIVE MANAGEMENT OF PAVEMENT SURFACE FRICTION. Shila Khanal, MASc.,P.Eng. Pavement Engineer

ASSESSMENT AND EFFECTIVE MANAGEMENT OF PAVEMENT SURFACE FRICTION. Shila Khanal, MASc.,P.Eng. Pavement Engineer ASSESSMENT AND EFFECTIVE MANAGEMENT OF PAVEMENT SURFACE FRICTION Shila Khanal, MASc.,P.Eng. Pavement Engineer skhanal@ara.com David K. Hein, P.Eng. Principal Engineer Vice-President, Transportation dhein@ara.com

More information

HMA Thin Lifts for Pavement Preservation in Tennessee

HMA Thin Lifts for Pavement Preservation in Tennessee HMA Thin Lifts for Pavement Preservation in Tennessee The Tennessee Program 5,109 Interstate Lane Miles 26,244 State Route LM 31,353 Total* MARK WOODS, P.E. TDOT DIV. OF MATERIALS AND TESTS * As of 2008

More information

Sight Distance. A fundamental principle of good design is that

Sight Distance. A fundamental principle of good design is that Session 9 Jack Broz, PE, HR Green May 5-7, 2010 Sight Distance A fundamental principle of good design is that the alignment and cross section should provide adequate sight lines for drivers operating their

More information

Topics. Hauling, Laydown and Compaction. Optional Release Agent Hauling Vehicles. Delivery 7/6/2010

Topics. Hauling, Laydown and Compaction. Optional Release Agent Hauling Vehicles. Delivery 7/6/2010 Topics Hauling, Laydown and Compaction WisDOT/WAPA Asphalt Pavement Project Manager Training June 2010 Hauling Equipment pavers, MTDs, rollers Construction surface prep, placement and joints Compaction

More information

Skukuza Airport Airfield side Flexible Pavements: PCN EXECUTIVE SUMMARY

Skukuza Airport Airfield side Flexible Pavements: PCN EXECUTIVE SUMMARY EXECUTIVE SUMMARY V&V Consulting Engineers (Pty) has been appointed to analyse the existing pavement bearing capacity of various airfield side flexible pavement infrastructure components at the Skukuza

More information

BACKCALCULATION OF LAYER MODULI OF GRANULAR LAYERS FOR BOTH RIGID AND FLEXIBLE PAVEMENTS. Ashvini Kumar Thottempudi

BACKCALCULATION OF LAYER MODULI OF GRANULAR LAYERS FOR BOTH RIGID AND FLEXIBLE PAVEMENTS. Ashvini Kumar Thottempudi BACKCALCULATION OF LAYER MODULI OF GRANULAR LAYERS FOR BOTH RIGID AND FLEXIBLE PAVEMENTS By Ashvini Kumar Thottempudi A THESIS Submitted to Michigan State University in partial fulfillment of the requirements

More information

Journal of Emerging Trends in Computing and Information Sciences

Journal of Emerging Trends in Computing and Information Sciences Pothole Detection Using Android Smartphone with a Video Camera 1 Youngtae Jo *, 2 Seungki Ryu 1 Korea Institute of Civil Engineering and Building Technology, Korea E-mail: 1 ytjoe@kict.re.kr, 2 skryu@kict.re.kr

More information

Developing Affordable GTR Asphalt Mixes for Local Roadways

Developing Affordable GTR Asphalt Mixes for Local Roadways Developing Affordable GTR Asphalt Mixes for Local Roadways Munir D. Nazzal Sang Soo Kim 1 Ala Abbas Acknowledgement The researchers would like to thank: Ohio Department of Transportation (ODOT), Ohio s

More information

Reliability-Based Bridge Load Posting

Reliability-Based Bridge Load Posting Reliability-Based Bridge Load Posting The LRFR Approach 2013 Louisiana Transportation conference February 17-20, 2013 Lubin Gao, Ph.D., P.E. Senior Bridge Engineer Load Rating Office of Bridge Technology

More information

DRIVER SPEED COMPLIANCE WITHIN SCHOOL ZONES AND EFFECTS OF 40 PAINTED SPEED LIMIT ON DRIVER SPEED BEHAVIOURS Tony Radalj Main Roads Western Australia

DRIVER SPEED COMPLIANCE WITHIN SCHOOL ZONES AND EFFECTS OF 40 PAINTED SPEED LIMIT ON DRIVER SPEED BEHAVIOURS Tony Radalj Main Roads Western Australia DRIVER SPEED COMPLIANCE WITHIN SCHOOL ZONES AND EFFECTS OF 4 PAINTED SPEED LIMIT ON DRIVER SPEED BEHAVIOURS Tony Radalj Main Roads Western Australia ABSTRACT Two speed surveys were conducted on nineteen

More information

NTSB Recommendations to Reduce Speeding-Related Crashes

NTSB Recommendations to Reduce Speeding-Related Crashes NTSB Recommendations to Reduce Speeding-Related Crashes Nathan Doble and Ivan Cheung Lifesavers Conference Fast & Furious Won t Get Us to Zero Workshop Sunday, April 22, 2018 1 About the NTSB Independent

More information

Section 5. Traffic Monitoring Guide May 1, Truck Weight Monitoring

Section 5. Traffic Monitoring Guide May 1, Truck Weight Monitoring Section 5 Traffic Monitoring Guide May 1, 2001 Section 5 Truck Weight Monitoring Section 5 Traffic Monitoring Guide May 1, 2001 SECTION 5 CONTENTS Section Page CHAPTER 1 INTRODUCTION TO TRUCK WEIGHT DATA

More information

Available online at ScienceDirect. Procedia Engineering 129 (2015 ) International Conference on Industrial Engineering

Available online at  ScienceDirect. Procedia Engineering 129 (2015 ) International Conference on Industrial Engineering Available online at www.sciencedirect.com ScienceDirect Procedia Engineering 129 (2015 ) 201 206 International Conference on Industrial Engineering Simulation of lithium battery operation under severe

More information

DOT HS July 2012

DOT HS July 2012 TRAFFIC SAFETY FACTS 2010 Data DOT HS 811 639 July 2012 Motorcycles In 2010, 4,502 motorcyclists were killed a slight increase from the 4,469 motorcyclists killed in 2009. There were 82,000 motorcyclists

More information

Section 6. Ride Specification Special Provisions Step-by-Step Ride Guide for Inspectors and Project Engineers

Section 6. Ride Specification Special Provisions Step-by-Step Ride Guide for Inspectors and Project Engineers Section 6 Ride Specification 2399 Special Provisions Step-by-Step Ride Guide for Inspectors and Project Engineers 2 2399 PAVEMENT SURFACE SMOOTHNESS 2399.1 DESCRIPTION This work consists of measuring the

More information

IGNITION INTERLOCK MANUFACTURER ORIGINAL AGREEMENT

IGNITION INTERLOCK MANUFACTURER ORIGINAL AGREEMENT TRAFFIC SAFETY DIVISION APPLICATION FOR IGNITION INTERLOCK MANUFACTURER ORIGINAL AGREEMENT INSTRUCTIONS FOR COMPLETING THIS APPLICATION Before you begin working on this application, please go to; http://transportation.unm.edu/licensing/rules/

More information

MASH 2016 Implementation: What, When and Why

MASH 2016 Implementation: What, When and Why MASH 2016 Implementation: What, When and Why Roger P. Bligh, Ph.D., P.E. Senior Research Engineer Texas A&M Transportation Institute June 7, 2016 2016 Traffic Safety Conference College Station, Texas Outline

More information

UNCLASSIFIED FY 2017 OCO. FY 2017 Base

UNCLASSIFIED FY 2017 OCO. FY 2017 Base Exhibit R-2, RDT&E Budget Item Justification: PB 2017 Air Force Date: February 2016 3600: Research, Development, Test & Evaluation, Air Force / BA 2: Applied Research COST ($ in Millions) Prior Years FY

More information

PARAPETS / RAILS / MEDIANS / SIDEWALKS TABLE OF CONTENTS CHAPTER 25

PARAPETS / RAILS / MEDIANS / SIDEWALKS TABLE OF CONTENTS CHAPTER 25 TABLE OF CONTENTS CHAPTER 25 FILE NO. TITLE DATE TABLE OF CONTENTS AND INTRODUCTION 25.TOC-1 Table of Contents Chapter 25... 28Dec2016 25.00 Introduction Chapter 25... 28Dec2016 VDOT STANDARD PARAPETS

More information

Technical Report Documentation Page

Technical Report Documentation Page 1. Report No. 2. Government Accession No. 3. Recipient s Catalog No. FHWA/LA/08-425 4.Title and Subtitle Evaluating the Effects of Heavy Sugarcane Truck Operations on Repair Cost of Low Volume Highways

More information

PN 420-7/18/ SURFACE SMOOTHNESS REQUIREMENTS FOR PAVEMENTS

PN 420-7/18/ SURFACE SMOOTHNESS REQUIREMENTS FOR PAVEMENTS PN 420-7/18/2014 - SURFACE SMOOTHNESS REQUIREMENTS FOR PAVEMENTS DESCRIPTION: The surface tolerance specification requirements are modified as follows for all mainline lanes and collector-distributor road

More information

June Safety Measurement System Changes

June Safety Measurement System Changes June 2012 Safety Measurement System Changes The Federal Motor Carrier Safety Administration s (FMCSA) Safety Measurement System (SMS) quantifies the on-road safety performance and compliance history of

More information

Optimal Gasoline Blending

Optimal Gasoline Blending Q&A and Technology Forum Plant Automation & Decision Support October 11-14, 2009 Omni Fort Worth Hotel Fort Worth, TX PD-09-111 Optimal Gasoline Blending Presented By: David Seiver, P.E. APC Engineer WRB

More information

ESTIMATING VEHICLE OPERATING COSTS DUE TO PAVEMENT SURFACE CONDITIONS

ESTIMATING VEHICLE OPERATING COSTS DUE TO PAVEMENT SURFACE CONDITIONS 0 0 ESTIMATING VEHICLE OPERATING COSTS DUE TO PAVEMENT SURFACE CONDITIONS IMEN ZAABAR, Ph.D. Visiting Research Associate, Department of Civil and Environmental Engineering, Michigan State University, S.

More information

Expert System on Guidance for the Application of Shoulder & Centerline Rumble Strips/ Stripes

Expert System on Guidance for the Application of Shoulder & Centerline Rumble Strips/ Stripes FHWA-WY-15/02 State of Wyoming Department of Transportation U.S. Department of Transportation Federal Highway Administration Expert System on Guidance for the Application of Shoulder & Centerline Rumble

More information

Design and Calibration of the Jaguar XK Adaptive Cruise Control System. Tim Jagger MathWorks International Automotive Conference 2006

Design and Calibration of the Jaguar XK Adaptive Cruise Control System. Tim Jagger MathWorks International Automotive Conference 2006 Design and Calibration of the Jaguar XK Adaptive Cruise Control System Tim Jagger MathWorks International Automotive Conference 26 JAGUAR XK Page 3 ADAPTIVE CRUISE CONTROL(ACC) MODEL BASED CALIBRATION

More information

ASPHALT PAVEMENT ANALYZER-JUNIOR (APA JR.)

ASPHALT PAVEMENT ANALYZER-JUNIOR (APA JR.) Updated 01/01/15 ASPHALT PAVEMENT ANALYZER-JUNIOR (APA JR.) SPECIFICATION General: The APA-Jr. is a multifunctional loaded wheel tester that is used to evaluate Cold Mix, Warm Mix, and Hot Mix asphalt

More information

ValveLink SNAP-ON Application

ValveLink SNAP-ON Application AMS Device Manager Product Data Sheet ValveLink SNAP-ON Application Communicate with both HART and Foundation Fieldbus FIELDVUE digital valve controllers in the same application Online, in-service performance

More information

2009 Migration Patterns traffic flow by state/province

2009 Migration Patterns traffic flow by state/province Interstate and Cross-Border 2009 Migration Patterns traffic flow by state/province Based on 71,474 Interstate Household Goods Moves from January 1, 2009 through December 31, 2009 UNITED STATES ALABAMA

More information

The European Standards for Asphalt

The European Standards for Asphalt The European Standards for Asphalt August 007 Venue Briefing Speakers Company B510/ 1 / 1 QPA Representatives WELCOME Bob Allen John Bradshaw-Bullock John Harris John Lay Colin Loveday Malcolm Simms (Secretariat)

More information

Wireless Measurement of Winding Roll Pressure. Timothy Walker TJWalker + Associates Inc. Camilo Alladro - Tekscan Dan Weber- WebCut Converting

Wireless Measurement of Winding Roll Pressure. Timothy Walker TJWalker + Associates Inc. Camilo Alladro - Tekscan Dan Weber- WebCut Converting Wireless Measurement of Winding Roll Pressure Timothy Walker TJWalker + Associates Inc. Camilo Alladro - Tekscan Dan Weber- WebCut Converting 1 Why Wi-Fi Winding Pressure Measurement? Many years of winding

More information

CITY OF ARROYO GRANDE Pavement Management Plan Update Report

CITY OF ARROYO GRANDE Pavement Management Plan Update Report CITY OF ARROYO GRANDE Pavement Management Plan 2016 Update Report Submitted to: City of Arroyo Grande 300 E. Branch St Arroyo Grande, CA 93420 1160 Marsh Street, Suite 150 San Luis Obispo, CA 93401 (805)

More information

Strain Response and Performance of Subgrades and Flexible Pavements Under Various Loading Conditions

Strain Response and Performance of Subgrades and Flexible Pavements Under Various Loading Conditions TRANSPORTATION RESEARCH RECORD 1482 87 Strain Response and Performance of Subgrades and Flexible Pavements Under Various Loading Conditions BRYAND. PIDWERBESKY Specific fundamental loading parameters (load

More information

2016 Migration Patterns traffic flow by state/province

2016 Migration Patterns traffic flow by state/province Interstate and Cross-Border 2016 Migration Patterns traffic flow by state/province Based on 75,427 Interstate Household Goods Moves from January 1, 2016 through December 15, 2016 NL 8 13 YUKON TERRITORY

More information

Traffic Data Quality Verification and Sensor Calibration for Weigh-In-Motion (WIM) Systems

Traffic Data Quality Verification and Sensor Calibration for Weigh-In-Motion (WIM) Systems Traffic Data Quality Verification and Sensor Calibration for Weigh-In-Motion (WIM) Systems Final Report Prepared by: Chen-Fu Liao Minnesota Traffic Observatory Laboratory Department of Civil Engineering

More information

NDDOT Truck Harmonization Study

NDDOT Truck Harmonization Study NDDOT Truck Harmonization Study Upper Great Plains Transportation Institute North Dakota State University North Dakota Association of County Engineers January 21, 2016 Bismarck ND Ramkota Hotel Tim Horner,

More information

Dynamic Pricing: Opportunities & Challenges Harvard Electricity Policy Group September 23, 2011

Dynamic Pricing: Opportunities & Challenges Harvard Electricity Policy Group September 23, 2011 Dynamic Pricing: Opportunities & Challenges Harvard Electricity Policy Group September 23, 2011 Rick Morgan Commissioner Public Service Commission of the District of Columbia 1 A revolution in electricity

More information

Do I have a problem?

Do I have a problem? Spray Injection Patching Dan Horner Regional Sales Manager Cimline Pavement Maintenance Group Do I have a problem? It is estimated It is estimated that there are OVER 50,000,000 potholes on the nation

More information

Length-Based Vehicle Classification Schemes and Length-Bin Boundaries

Length-Based Vehicle Classification Schemes and Length-Bin Boundaries Herbert Weinblatt, Erik Minge, Scott Petersen 1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Length-Based Vehicle Classification Schemes and Length-Bin Boundaries 11/14/2012 Word Count =

More information

PIPELINE REPAIR OF CORROSION AND DENTS: A COMPARISON OF COMPOSITE REPAIRS AND STEEL SLEEVES

PIPELINE REPAIR OF CORROSION AND DENTS: A COMPARISON OF COMPOSITE REPAIRS AND STEEL SLEEVES Proceedings of the 2014 10th International Pipeline Conference IPC2014 September 29 - October 3, 2014, Calgary, Alberta, Canada IPC2014-33410 PIPELINE REPAIR OF CORROSION AND DENTS: A COMPARISON OF COMPOSITE

More information

Profiler Certification Program at the NCAT Pavement Test Track. R. Buzz Powell Jason Nelson

Profiler Certification Program at the NCAT Pavement Test Track. R. Buzz Powell Jason Nelson Profiler Certification Program at the NCAT Pavement Test Track R. Buzz Powell Jason Nelson Background Certification startup costs via ALDOT project Satisfy requirements for Quality Assurance Leverage cooperative

More information

A Proportional Integral Derivative (PID) Force Control System Design for a Fatigue Testing Machine For New Bicycle Fork Standards

A Proportional Integral Derivative (PID) Force Control System Design for a Fatigue Testing Machine For New Bicycle Fork Standards A Proportional Integral Derivative (PID) Force Control System Design for a Fatigue Testing Machine For New Bicycle Fork Standards Paul Sisneros, Advisor: Professor Rani F. El-Hajjar 1 Engineering Mechanics

More information

Travel Demand Modeling at NCTCOG

Travel Demand Modeling at NCTCOG Travel Demand Modeling at NCTCOG Arash Mirzaei North Central Texas Council Of Governments for Southern Methodist University The ASCE Student Chapter October 24, 2005 Contents NCTCOG DFW Regional Model

More information

Using Kinetic Energy for Plunger Lift Safety and Maintenance

Using Kinetic Energy for Plunger Lift Safety and Maintenance Gas Well Deliquification Workshop Sheraton Hotel, February 20 22, 2017 Using Kinetic Energy for Plunger Lift Safety and Maintenance Mark Scantlebury, President and CEO Extreme Telematics Corp. THE CHANGING

More information

Heavy-Duty Low-NOx and Phase 2 GHG Plans

Heavy-Duty Low-NOx and Phase 2 GHG Plans Heavy-Duty Low-NOx and Phase 2 GHG Plans Michael Carter Assistant Division Chief Mobile Source Control Division NACAA Fall Membership Meeting Seattle, Washington September 25-27, 2017 Outline Heavy-Duty

More information

Sidewalk Management APWA San Clemente Sidewalk Management 1. Scope of Assignment

Sidewalk Management APWA San Clemente Sidewalk Management 1. Scope of Assignment Sidewalk Management APWA Congress 2006 Kansas City, Missouri Michael Robson September 12, 2006 Scope of Assignment Sidewalk Sidewalk Condition Evaluation Obstruction by Type ADA Ramp & Compliance Integrate

More information

DYNA4 Open Simulation Framework with Flexible Support for Your Work Processes and Modular Simulation Model Library

DYNA4 Open Simulation Framework with Flexible Support for Your Work Processes and Modular Simulation Model Library Open Simulation Framework with Flexible Support for Your Work Processes and Modular Simulation Model Library DYNA4 Concept DYNA4 is an open and modular simulation framework for efficient working with simulation

More information

Gregory Svechinsky, Ilan Ishai & Jorge Sousa Second International Conference on Warm Mix Asphalt St. Louis Missouri, October 2011

Gregory Svechinsky, Ilan Ishai & Jorge Sousa Second International Conference on Warm Mix Asphalt St. Louis Missouri, October 2011 Developing Warm SMA Paving Mixes Using Activated Mineral Stabilizers and Bitumen Flow Modifiers by Gregory Svechinsky, Ilan Ishai & Jorge Sousa Second International Conference on Warm Mix Asphalt St. Louis

More information

Open House. Highway212. Meetings. Corridor Access Management, Safety & Phasing Plan. 5:30 to 6:30 p.m. - Southwest Corridor Transportation Coalition

Open House. Highway212. Meetings. Corridor Access Management, Safety & Phasing Plan. 5:30 to 6:30 p.m. - Southwest Corridor Transportation Coalition Welcome Meetings 5:30 to 6:30 p.m. - Southwest Corridor Transportation Coalition 6:30 to 8:00 p.m. - Open House Why is Highway 212 Project Important? Important Arterial Route Local Support Highway 212

More information

Questions and Answers from March 1 st, 2016 Roadbuilders Introduction Webinar

Questions and Answers from March 1 st, 2016 Roadbuilders Introduction Webinar Questions and Answers from March 1 st, 2016 Roadbuilders Introduction Webinar No. Question Answer 1 Is it mandatory to have an Engineer sign off on all TMP's containing a lane closure even in a 50 or 60

More information

Analysis of Composite Materials with Abaqus

Analysis of Composite Materials with Abaqus Analysis of Composite Materials with Abaqus Day 1 Lecture 1 Lecture 2 Lecture 3 Workshop 1 Lecture 4 Workshop 2a Workshop 2b Workshop 3 Introduction Macroscopic Modeling Mixed Modeling The Pagano Plate

More information

APPLICATION BRIEF. Model 4730/4731 NTO New Technology Oven. June 2000

APPLICATION BRIEF. Model 4730/4731 NTO New Technology Oven. June 2000 APPLICATION BRIEF Model 4730/4731 NTO New Technology Oven June 2000 Introduction The quality of asphalt concrete pavement is typically characterized by two very important factors the asphalt binder content

More information

NCSL. Surface Transportation Reauthorization Working Group Miller Nash Conference Room 34 th Floor U.S. Bancorp Building Friday, June 13, 2008

NCSL. Surface Transportation Reauthorization Working Group Miller Nash Conference Room 34 th Floor U.S. Bancorp Building Friday, June 13, 2008 NCSL Surface Transportation Reauthorization Working Group Miller Nash Conference Room 34 th Floor U.S. Bancorp Building Friday, June 13, 2008 Oregon Green Light CVO Project OREGON DEPARTMENT OF TRANSPORTATION

More information

SPEED LIMIT ARKANSAS HIGHWAYS REVIEW AND RECOMMENDATIONS. September DRAFT

SPEED LIMIT ARKANSAS HIGHWAYS REVIEW AND RECOMMENDATIONS. September DRAFT ARKANSAS HIGHWAYS SPEED LIMIT REVIEW AND RECOMMENDATIONS September 2017 - DRAFT Prepared by The Arkansas Department of Transportation. In response to the 91st General Assembly Regular Session Passage of

More information

PATH Integrated Railcar and Signal System Replacement Program

PATH Integrated Railcar and Signal System Replacement Program PATH Integrated Railcar and Signal System Replacement Program Overview and Status American Public Transportation Association Rail Conference, Boston, MA June 14, 2011 Douglas Dreisbach Program Manager,

More information

HS20-44 vs HL-93 (Standard Specifications vs LRFD Code)

HS20-44 vs HL-93 (Standard Specifications vs LRFD Code) HS2-44 vs HL-93 (Standard Specifications vs LRFD Code) Fouad Jaber, P.E. Assistant State Bridge Engineer Topics to cover: Ø Topic 1: Comparison of ASD, LFD and LRFD Ø Topic 2: LRFD Objective and calibration

More information

State-of-the-Art and Future Trends in Testing of Active Safety Systems

State-of-the-Art and Future Trends in Testing of Active Safety Systems State-of-the-Art and Future Trends in Testing of Active Safety Systems Empirical Study Results with the Swedish Alessia Knauss (Chalmers), Christian Berger (GU), and Henrik Eriksson (SP) A-TEAM project

More information

Optimisation of Rolling Stock Wheelset Life through Better Understanding of Wheel Tyre Degradation

Optimisation of Rolling Stock Wheelset Life through Better Understanding of Wheel Tyre Degradation Optimisation of Rolling Stock Wheelset Life through Better Understanding of Wheel Tyre Degradation 1 I. Vermeij, 1 T. Bontekoe, 1 G. Liefting, 1 J. Peen Lloyd s Register Rail Europe, Utrecht, The Netherlands

More information

The New ISO/CD Standard

The New ISO/CD Standard The New ISO/CD 16355 Standard and the Effect of Ratio Scale in QFD Thomas M. Fehlmann, Zürich Eberhard Kranich, Duisburg Euro Office AG E: info@e-p-o.com H: www.e-p-o.com Budapest, Hotel Kempinsky October

More information

Mattest (Ireland) Ltd

Mattest (Ireland) Ltd Unit 2, Northwest Business Park, Ballycoolin, Dublin 15 Testing Laboratory Registration number: 286T is accredited by the Irish National Board (INAB) to undertake testing as detailed in the Schedule bearing

More information

The Use of Milled Bituminous Material in Capping Layer A Case Study

The Use of Milled Bituminous Material in Capping Layer A Case Study The Use of Milled Bituminous Material in The Use of Milled Bituminous Material in Fung, Eduardo - COBA, S.A. Baptista, Teresa - ALBERTO COUTO ALVES, S.A. Quintão, António - COBA, S.A. 1 INTRODUCTION 2

More information