| Transportation Conformity 101 Workshop | This presentation provides transportation and air quality practitioners with a clear understanding of transportation conformity … | 2024/09/03 | Download |
| Travel Demand Modeling Training Video | Link to video recording: https://youtu.be/W5sxi0bjSpM?si=rpHxOIN7Z9my6lQX | 2024/02/08 | Download |
| December 2023 Meeting Materials | Madhu Venugopal and Chris Kite presented on the Modeling EV Impacts on Air Quality | 2023/12/08 | Download |
| September 2023 Meeting Materials | Jamie Zech presented on the Texas 88th Legislative Session Updates Vivek Thimmavajjhala presented on Vehicle Registration … | 2023/09/08 | Download |
| June 2023 Meeting Materials | Madhu Venugopal and Chaoyi Gu presented on the Year-end 2021 Vehicle Registration Data Assessment. Madhu Venugopal presented … | 2023/06/08 | Download |
| The Texas EV Plan Training Video | Link to video recording: https://youtu.be/LzPtH9iC8F8 | 2023/04/12 | Download |
| March 2023 Meeting Materials | Madhu Venugopal presented on the MOVES14b vs MOVES3 : Analysis and Findings. | 2023/03/08 | Download |
| December 2022 Meeting Materials | Chris Kite presented on the Evaluation of NOX versus VOC Limited Ozone Formation in the Dallas-Fort Worth … | 2022/12/08 | Download |
| September 2022 Meeting Materials | Megan Beardsley presented on Modeling BEVs and FCEVs in MOVES Current Capabilities and Research Needs Tara Ramani presented … | 2022/09/08 | Download |
| MOSERS Toolkit | The MOSERS spreadsheet tool is a user-friendly MS-Excel®-based tool with built-in equations capable of estimating … | 2022/09/02 | Download |
| Subtask 3.1 Air Quality Implications and Assessment Needs for Texas DOT in the Context of Transportation Electrification | This report provides the Texas Department of Transportation (TxDOT) and the Technical Working Group for … | 2022/08/01 | Download |
| Subtask 3.1 Addressing Dallas Fort Worth VOC-limited and transitional areas in Designated NOx-limited Regions of Ozone Nonattainment | This report provides the Texas Department of Transportation (TxDOT) and the Technical Working Group for … | 2022/08/01 | Download |
| Subtask 3.3 Framework and Best Practices for Developing a Climate Action Plan | This report provides the Texas Department of Transportation (TxDOT) and the Technical Working Group for … | 2022/08/01 | Download |
| SIP 101 Training | This presentation focuses on the following topics related to the the State Implementation Plan: Air … | 2022/06/28 | Download |
| MOSERS Tool Emissions Rate Table | The MOSERS Tool Emissions Rate Table is a MS-Excel®-based file that contains the emission rates … | 2022/06/17 | Download |
| June 2022 Meeting Materials | Michael Chamberlain presented on Texas Electric Vehicle Infrastructure Plan Adriana Torcat and Carlos Calle presented on TxDOT … | 2022/06/08 | Download |
| Bipartisan Infrastructure Law – Carbon Reduction Program (CRP) | This presentation provides an overview of CRP. | 2022/06/07 | Download |
| March 2022 Meeting Materials | March Meeting Summary MOVES3 vs. MOVEs2014b (Presentation by Madhu Venugopal, TTI) | 2022/03/08 | Download |
| December 2021 Meeting Materials | December Meeting Summary Infrastructure Investment and Jobs Act (Presentation Rebekah Gongora, NCTCOG) Dallas and Houston … | 2021/12/08 | Download |
| Subtask 2.1 TWG Technical Issues Analysis: Emissions, Air Quality and Health in Transportation Planning | This report provides the Texas Department of Transportation (TxDOT) and the Technical Working Group for … | 2021/09/30 | Download |
| August 2021 Meeting Materials | August Meeting Summary Formation of the Statewide Resiliency Working Group (Presentation by Kirk Fauver, FHWA) TxDOT … | 2021/08/08 | Download |
| Scenario Planning for COVID-19 and Other Uncertainties – Implications for Transportation and Air Quality Planning | In a study of potential COVID-19 impacts on air quality and transportation planning conducted in … | 2021/07/31 | Download |
| Emissions Inventory and Conformity Data Primer | The aim of this document is to provide Texas’ transportation practitioners with an overview of … | 2021/07/30 | Download |
| Introduction to MOSERS Training | This presentation focuses on the following topics related to the MOSERS guidebook, equations, and spreadsheet … | 2021/07/08 | Download |
| May 2021 Meeting Materials | May Meeting Summary Legislative Update (Presentation by Nicholas Allen, NCTCOG) | 2021/05/08 | Download |
| MOVES3 Technical Review | This report summarizes the major updates in MOVES3 compared to the MOVES versions that are … | 2021/03/31 | Download |
| February 2021 Meeting Materials | February Meeting Summary Texas Fuel Study (Presentation by Michael Regan, TCEQ) Senate Bill 604 Analysis … | 2021/02/08 | Download |
| Communication Log | The MOSERS Guide Adoption – Communications Log contains a summary table fo all communications conducted … | 2021/01/15 | Download |
| Comment and Response Document | The MOSERS subcommittee of the TWG has been guiding and advising the development of the … | 2021/01/15 | Download |
| September 2020 Meeting Materials | September Meeting Summary COVID-19 Impacts on Texas’ Freight Network (Presentation by Juan Villa, TTI) Emissions and … | 2020/09/08 | Download |
| Use of Sketch Planning Tools in Transportation and Air Quality Planning (2020) | This document summarizes findings of the task focused on clarifying the use of sketch planning … | 2020/08/31 | Download |
| Addressing New Technologies and Data in Transportation Conformity: Pilot Study (2020) | This report summarizes a case study analysis for a Texas non-attainment area, conducted as part of the TTI-TxDOT Air … | 2020/08/31 | Download |
| Comparison of MOSERS Spreadsheet Tool and FHWA’s CMAQ Toolkit (2020) | This memorandum summarizes the findings of a high-level comparison of TxDOT’s MOSERS spreadsheet tool with … | 2020/08/31 | Download |
| Emissions and Air Quality Impacts of the COVID-19 Pandemic (2020) | This study, conducted as part of Subtask 2.1 (TWG Technical Issues Analysis) under the TTI-TxDOT … | 2020/08/31 | Download |
| Performance Measures and Tools for Assessing CMAQ Project Effectiveness (2020) | This report summarizes the activity on “Performance Measures and Tools for Assessing CMAQ Project Effectiveness” conducted … | 2020/08/31 | Download |
| Addressing New Technologies and Data in Transportation Conformity: Overview and Assessment (2020) | The aim of this task is to provide a forward-looking assessment of how transportation conformity analyses can potentially incorporate new … | 2020/08/31 | Download |
| Use of Sketch Planning Tools in Transportation and Air Quality Planning (2020) | This document summarizes findings of the task focused on clarifying the use of sketch planning … | 2020/08/31 | Download |
| MOVES3 Technical Guidance | Using MOVES to Prepare Emission Inventories for State Implementation Plans and Transportation Conformity (U.S. EPA, … | 2020/08/24 | Download |
| MOVES2014aUtl User’s Guide | TTI Emissions Inventory Estimation Utilities Using MOVES: MOVES2014Utl | 2020/08/24 | Download |
| Conformity Emissions Inventory Process Update | MOVES2014-Based Travel Demand Model Link Emissions Estimation Method | 2020/07/14 | Download |
| June 2020 Meeting Materials | June Meeting Summary Emissions Impacts of Electrifying Passenger Cars in Texas (Presentation by Chris Kite, … | 2020/06/08 | Download |
| Overview Comparison of MOSERS Spreadsheet Tool and FHWA’s CMAQ Toolkit (2020) | This memorandum summarizes the findings of a high-level comparison of TxDOT’s MOSERS spreadsheet tool with … | 2020/06/03 | Download |
| Use of Sketch Planning Tools in Transportation and Air Quality Planning (2020) | In transportation planning, sketch planning tools and methods are those that provide a general order-of-magnitude … | 2020/04/06 | Download |
| March 2020 Meeting Materials | March Meeting Summary Research and Technology Implementation (Presentation by Chris Glancy, TxDOT, Tom Schwerdt, TxDOT & … | 2020/03/08 | Download |
| 1.1 Air Quality and MOVES Training | These slides provide materials for a two-day training workshop focusing on the use of the … | 2020/02/20 | Download |
| 1.2 Air Quality and MOVES Training | These slides provide materials for a two-day training workshop focusing on the use of the … | 2020/02/20 | Download |
| November 2019 Meeting Materials | November Meeting Summary Breakout Session Summary | 2019/11/09 | Download |
| 1.1 Maintain, Update and Enhance Traffic Activity Estimation and Forecasting Methods: Registration Data Update and Plan (2019) | This report provides a summary of the efforts to maintain, update and enhance the traffic … | 2019/10/30 | Download |
| 1.2 Maintain, Update and Enhance Traffic Activity Estimation and Forecasting Methods: Registration Data Update and Plan (2019) | This report provides a summary of the efforts to maintain, update and enhance the traffic … | 2019/10/30 | Download |
| Technological Advancements in Transportation and Implications for Air Quality and Conformity (2019) | This report provides a summary of the technological advancements in transportation and implications for air … | 2019/10/30 | Download |
| Evaluation of TxDOT’s Non-Road Fleet Activity Data for Air Quality Applications (2019) | This memorandum summarizes work performed by TTI staff on evaluating TxDOT’s non-road fleet activity data … | 2019/10/30 | Download |
| Summary of the Texas Volkswagen Environmental Mitigation Plan (2019) | This report provides a summary of the Texas Volkswagen Environmental Mitigation Plan developed by TCEQ. … | 2019/10/30 | Download |
| Development of Harris County MOVES Emissions Factors for Diesel School Buses by Model Year (2019) | The goal of this task is to develop school bus emissions factors by model year … | 2019/10/30 | Download |
| June 2019 Meeting Materials | June Meeting Summary Legislative Update: Air Quality and Related Legislation (Presentation by Kirbie Ferrell) Handout – … | 2019/06/09 | Download |
| March 2019 Meeting Materials | March Meeting Summary MOVES2014a Vs. MOVES2014b (Presentation by Madhu Venugopal) Transportation Air Quality Portal (Presentation by … | 2019/03/09 | Download |
| December 2018 Meeting Materials | December Meeting Summary VW Mitigation Plan and TERP Update (Presentation by Steve Dayton) | 2018/12/09 | Download |
| TxDOT Non-Road Fleet Data (2018) | This memorandum summarizes work performed by TTI staff on evaluating TxDOT’s non-road fleet activity data … | 2018/10/30 | Download |
| Funding Opportunities for Air Quality Improvement Projects (2018) | This memorandum provides a brief summary of work performed under the investigation into funding opportunities … | 2018/10/30 | Download |
| Activity Forecasting (2018) | This memorandum summarizes work performed by TTI staff on activity forecasting. For this purpose, TTI … | 2018/10/30 | Download |
| An Introduction to Transportation Air Quality and Why Transportation Agencies Care About It | This presentation provides an introduction to transportation air quality. | 2018/10/30 | Download |
| September 2018 Meeting Materials | September 6 Meeting Summary Collection and Analysis of Vehicle Activity Data to Improve Transportation and … | 2018/09/09 | Download |
| May 2018 Meeting Materials | May 3 Meeting Summary TxDOT Near Road Study (Presentation by Reza Farzaneh and Suriya Vallamsundar, … | 2018/05/09 | |
| February 2018 Meeting Materials | February 2 Meeting Summary AASHTO Presentation to TWG (Presentation by Melissa Savage, AASHTO) Volkswagen Environmental … | 2018/02/09 | Download |
| Resilience Applied to Transportation Policy and Planning (2017) | This document describes an approach to adopting the concept of ‘resilience’ to the transportation sector. … | 2017/10/30 | Download |
| Emerging Air Quality Issues Analysis – Emerging Data and Applications for Transportation Air Quality Analysis (2017) | Advancements in data science and data visualization have impacted the transportation sector significantly in recent … | 2017/10/30 | Download |
| Resilience Thinking Workshop (2017) | This report describes a workshop designed to promote resilience thinking amongst transportation professionals. The report … | 2017/10/30 | Download |
| Collection and Analysis of Heavy Duty Drayage Activity Data (2017) | This memorandum summarizes the developments in Fiscal Year (FY) 2017 of the collection and analysis … | 2017/10/30 | Download |
| October 2017 Meeting Materials | October 5 Meeting Summary Using Partnerships to Gather Real-World Vehicle Activity and Emissions to Support … | 2017/10/09 | Download |
| May 2017 Meeting Materials | May 31 Meeting Summary Center for Advancing Research in Transportation Emissions, Energy and Health (CAR-TEEH) … | 2017/05/09 | Download |
| March 2017 Meeting Materials | March 1 Meeting Summary Transportation Air Quality and Conformity Basics (Presentation by Tara Ramani and … | 2017/03/09 | Download |
| Basics of the Texas Guide to Accepted Mobile Source Emission Reduction Strategies (MOSERS) | This presentation provides transportation practitioners with an overview of the Guide to Accepted Mobile Source … | 2017/02/28 | Download |
| Maintaining Project Consistency with Transportation Plans with an Emphasis on Maintaining Air Quality Conformity (2016) | The researchers found that the main challenges leading to project inconsistencies are insufficient communication over … | 2016/10/30 | Download |
| September 2016 Meeting Materials | September 1 Meeting Summary Transportation Air Quality Sketch Planning Tool (Presentation by Madhu Venugopal, TTI) … | 2016/09/09 | Download |
| March 2016 Meeting Materials | March 3 Meeting Summary Air Quality Web Portal (Presentation by Andrew Birt, TTI) Update of … | 2016/03/09 | Download |
| Transportation Air Quality – Executive Briefing | This presentation provides an overview of transportation air quality issues in Texas. | 2016/03/03 | Download |
| Investigation of Funding Sources for Texas Transportation Air Quality Improvement Projects (2015) | This report summarizes findings from Subtask 2.1 (Technical Working Group [TWG] Air Quality [AQ] Planning … | 2015/10/30 | Download |
| Air Quality Performance Measures – Investigating the Use of STARS II in Mobile Source Air Quality Modeling (2015) | This memorandum summarizes work performed by Texas A&M Transportation Institute (TTI) staff in Fiscal Year … | 2015/10/30 | Download |
| Air Quality Performance Measures Investigating the Use of STARS II in Mobile Source Air Quality Modeling (2015) | This memorandum summarizes work performed by Texas A&M Transportation Institute (TTI) staff in Fiscal Year … | 2015/10/30 | Download |
| Air Quality Issues Related to Alternative Modes and Fuels – Emissions and Air Quality Impacts of Connected and Automated Vehicle Technology (2015) | Air Quality Issues Related to Alternative Modes and Fuels – Emissions and Air Quality Impacts … | 2015/10/30 | Download |
| Investigation of Funding Sources for Texas Transportation Air Quality Improvement Projects (2015) | This report summarizes findings from the Air Quality and Conformity Inter-Agency Contract (IAC), Subtask 2.1 … | 2015/10/30 | Download |
| September 2015 Meeting Materials | September 3 Meeting Summary Update of MOSERS Guide (Presentation by Tim Juarez, TxDOT) Introduction to … | 2015/09/09 | Download |
| April 2015 Meeting Materials | April 2 Meeting Summary Updating the Texas Guide to Accepted Mobile Source Emission Reduction Strategies … | 2015/04/09 | Download |
| Texas-Specific Drive Cycles and Idle Emissions Rates for Using with EPA’s MOVES Model (2014) | This project addresses the gaps of information and data in the MOVES model in regards … | 2014/10/30 | Download |
| Air Quality Impacts of Freight Sector Innovations (2014) | This report focuses on the future of freight and implications for air quality. The purpose … | 2014/10/30 | Download |
| Incorporating Greenhouse Gas (GHG) Emissions in Long Range Transportation Planning (2014) | This research created a framework and developed guidance to incorporate a mitigation strategy, to reduce … | 2014/10/30 | Download |
| State-of-Practice in the Application and Quantification of Benefits of TCMs in the US (2014) | State and local transportation agencies have a long history of implementing strategies to reduce air … | 2014/10/30 | Download |
| Accounting for Electric Vehicles in Air Quality Conformity (2014) | The main goal of this study was to understand EVs impact on mobile source emissions … | 2014/10/30 | Download |
| Addressing Emission-Related Health Issues in Transportation Planning (2014) | There is growing support at the state, federal, and local level for health considerations in … | 2014/10/30 | Download |
| A Framework to Characterize Air Quality Impacts of Transportation Activities due to Shale Oil and Gas Extraction (2014) | The aim of this report is to provide a general framework and a systematic approach … | 2014/10/30 | Download |
| September 2014 Meeting Materials | September Meeting Summary CAPCOG presentation on Texas Voluntary Air Programs (PDF provided by Andrew Hoekzema) | 2014/09/09 | Download |
| Basics of Transportation Air Quality and Conformity | This presentation provides transportation practitioners with an overview of transportation conformity. The presentation was presented … | 2014/05/05 | Download |
| March 2014 Meeting Materials | March Meeting Summary TCEQ presentation on NO2 Near-Road Monitoring (PDF provided by Deanna Sivek) NCTCOG … | 2014/03/09 | Download |
| 1.1 Transportation Conformity – Practitioners Training | This presentation and supplementary material are prepared as the basis for a Texas-specific practitioner training … | 2014/03/03 | Download |
| 1.2 Transportation Conformity – Practitioners Training | This presentation and supplementary material are prepared as the basis for a Texas-specific practitioner training … | 2014/03/03 | Download |
| State-of-Practice Review: Project Level Traffic Forecasting/Corridor Analysis (2013) | This report summarizes the state-of-the-practice in project level traffic forecasting in Texas and nine peer … | 2013/10/30 | Download |
| Procedures for Developing MOVES-Based Paved Roads Particulate Matter Emissions Inventories (2013) | The purpose of the study was to provide a procedure of using MOVSutl designed for … | 2013/10/30 | Download |
| Developing a Framework for Applying Off-Model Emissions Reduction Strategies (2013) | This report summarizes work performed in Fiscal Year 2013 (FY2013) on Subtask 2.9 (Developing a … | 2013/10/30 | Download |
| Eco-Driving as an Emissions Reduction Strategy (2013) | Eco-driving is regarded as an important strategy to reduce emissions and fuel consumption in a … | 2013/10/30 | Download |
| Emissions Implications of Plug-In Electric Vehicle (2013) | The objective of this task is to provide the Texas Department of Transportation (TxDOT) with … | 2013/10/30 | Download |
| Linking Long-Range Transportation Planning with Project Planning in Support of the Environmental Review Process (2013) | Since the establishment of the National Environmental Policy Act (NEPA), sponsors of transportation projects receiving … | 2013/10/30 | Download |
| October 2013 Meeting Materials | October Meeting Summary EPA Presentation on Advance | 2013/10/09 | Download |
| March 2013 Meeting Materials | March Meeting Summary Joe Zietsman’s presentation on the documentation of TTI’s transportation air quality policy … | 2013/03/09 | Download |
| Heavy-Duty Diesel Vehicle Idle Reduction Policies (2012) | The purpose of this report is to provide the Texas Department of Transportation (TxDOT) with … | 2012/10/30 | Download |
| Characterization of Exhaust Emissions from Heavy Duty Diesel Vehicles in the HGB Area (2012) | This technical report discusses the development and study of emission characteristics from a variety of … | 2012/10/30 | Download |
| Traffic and Air Impacts of Natural Gas Drilling (2012) | Technological advances in drilling methods and techniques have allowed for the extraction of natural gas … | 2012/10/30 | Download |
| September 2012 Meeting Materials | September Meeting Summary | 2012/09/09 | Download |
| May 2012 Meeting Materials | May Meeting Summary Chris Klaus presentation for the 22nd CRC workshop. | 2012/05/09 | Download |
| February 2012 Meeting Materials | February Meeting Summary | 2012/02/09 | Download |
| November 2011 Meeting Materials | November Meeting Summary | 2011/11/09 | Download |
| Investigation of Diesel Inspection and Maintenance Program (I/M) in the DFW Area (2011) | The purpose of this report is to provide the TxDOT with an overview of the … | 2011/10/30 | Download |
| Report Summary Estimation of Emissions from Hybrid and Plug-In Hybrid Vehicles (2011) | There are two main objectives for this 2010 task: To provide TxDOT with a better … | 2011/10/30 | Download |
| Employer-Based Emissions Reduction Programs (2011) | The programs are grouped in the report based on their scope (employer-based or technology-oriented) and … | 2011/10/30 | Download |
| Compendium of Greenhouse Gas Control Strategies (2011) | There is scientific evidence that greenhouse gas (GHG) emissions deteriorate air quality, contribute to human … | 2011/10/30 | Download |
| Connectivity Impacts: Emissions Impacts of Connectivity (2011) | The goal of this 2011 task was to study air quality impacts of inter-modal freight … | 2011/10/30 | Download |
| TWG Air Quality Planning Technical Analysis – Analysis Methodology Overview for Donut and Isolated Rural Nonattainment Areas (2011) | This 2011 report provides an overview of methods used in Texas and elsewhere, specifically for … | 2011/10/30 | Download |
| August 2011 Meeting Materials | August Meeting Summary | 2011/08/09 | Download |
| May 2011 Meeting Materials | May Meeting Summary Clean Air Coalition Letter to EPA EPA Response to Clean Air Coalition … | 2011/05/09 | Download |
| November 2010 Meeting Materials | November Meeting Summary NCTCOG TWG Presentation on Regionally Significant Arterials | 2010/11/09 | Download |
| New Directions in Greenhouse Gas Emissions and Climate Change (2010) | The purpose of this white paper is to clarify the current policy and legislative developments … | 2010/10/30 | Download |
| Effect of Speeds and Speed Limit Enforcement on Potential Emissions Reduction and Safety (2010) | This task identified the effect of speed limit enforcement, which, if implemented, has the potential … | 2010/10/30 | Download |
| Characterization of In-use emissions from TxDOT’s Non-road Equipment Fleet (2010) | This research defines the characteristics of in-use emissions of TxDOT’s non-road diesel equipment. The research … | 2010/10/30 | Download |
| Generally Applicable Emission Performance Measures (2010) | The purpose of this subtask was to develop a framework and identify generally applicable performance … | 2010/10/30 | Download |
| Emissions Impacts by Freight Mode (2010) | The overall goal of this task was to investigate the air quality implications of freight … | 2010/10/30 | Download |
| August 2010 Meeting Materials | August Meeting Summary NAAQS and Roadside Monitors-source TxDOT/EPA NCTCOG MOVES presentation-Source NCTCOG TCEQ MOVES documents … | 2010/08/09 | Download |
| May 2010 Meeting Materials | May Meeting Summary | 2010/05/09 | Download |
| February 2010 Meeting Materials | February Meeting Summary TWG Regionalization 2010 PowerPoint – source TxDOT | 2010/02/09 | Download |
| Impact of Transportation Technology and Operation-Based Emission Reduction Strategies – Extended Idling (2009) | The purpose of this 2009 subtask was to identify major heavy-duty truck idling generators and … | 2009/10/30 | Download |
| Non-Criteria Pollutant Requirements and Impacts: Mobile Source Air Toxics and Greenhouse Gas Emissions in a State and Local Transportation Context (2009) | Non-criteria pollutants, such as mobile source air toxics and greenhouse gases, by practice, fall outside … | 2009/10/30 | Download |
| Compendium of 8 Hour Ozone State Implementation Plan (SIP) Mobile Source Control Strategies (2009) | Wide arrays of mobile source reduction strategies are being used throughout Texas and elsewhere. However, … | 2009/10/30 | Download |
| Deployment of Alternative Fuels in Texas (2009) | This report covers alternative fuel usage trends to provide overall context on non-traditional fuel usage. … | 2009/10/30 | Download |
| Introduction Memorandum (2007) | Transmittal of “The Texas Guide to Accepted Mobile Source Emission Reduction Strategies, 2nd Edition” | 2007/10/30 | Download |
| The Texas Guide to Accepted Mobile Source Emission Reduction Strategies (2nd Edition) | This guidebook is an updated reference for new and experienced technical staff in metropolitan areas … | 2007/10/30 | Download |
| Guidebook Improvement Process | A process diagram describing how to improve the MOSERS guidebook | 2007/10/01 | Download |
| Module 2 – Methodologies | The third edition of the *Texas Guide to Accepted Mobile Source Emission Reduction Strategies* was … | 2007/08/02 | Download |
| Module 1 – Overview of Transportation Air Quality | The third edition of the *Texas Guide to Accepted Mobile Source Emission Reduction Strategies* was … | 2007/07/01 | Download |
