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Center for Environmental Excellence | AASHTO
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Synthesis of Current Practices in Traffic Microsimulation for Project-Level Air Quality Studies

By John DeanJune 23, 2023

The objective for this study would be to compile information on the state of the practice among state DOTs for using microscopic traffic simulation in support of project-level air quality…

A Tool For Advancing AERMOD Project-Level Near-Road Air Quality Analysis Based on Satellite Image Maps

By Amber GarnettJune 17, 2021

As the U.S. Environmental Protection Agency (EPA)’s preferred air dispersion model for refined transportation project analyses, AERMOD is used to model roadway “link” source using AREA, VOLUME, LINE, RLINE, or…

CAPITAL COSTS AND TOTAL CARBON FOOT PRINT IN OPEN CAST MINING

By Amber GarnettMay 22, 2021

.1 To minimize the capital costs of an open caste mine by direct method of project appraisal techniques against the target levels of production (MT/annum) and Manpower (000’s). For e.g.,…

Lessons Learned from Project-Level Air Quality Analyses for Particulate Matter

By Amber GarnettMay 20, 2021Leave a comment

Regulatory requirements for conducting quantitative project-level analyses for particulate matter (PM) were introduced by EPA with the release of the MOVES model in 2010. This proposed study would prepare a…

Defining Areas of Potential Effects: State of the Practice

By Amber GarnettMay 20, 2021Leave a comment

A nationwide survey of how transportation agencies from all levels are successfully defining Areas of Potential Effect (APEs) for projects across the country. APEs are defined as part of the…

Successful Communication in the Section 106 Process

By Amber GarnettMay 20, 2021Leave a comment

A nationwide survey of how transportation agencies from all levels are successfully communicating with both internal and external project partners throughout the Section 106 process. The survey would focus on…

Strategies for Effective Dialogue On Complex Transportation Issues And Decision-Making Processes with Communities Of Diverse Backgrounds

By Amber GarnettMay 7, 2021Leave a comment

TERI Database Administrator Notes: Not recommended at present time by 2009 Subcommittee on Cultural Resources. The research should be conducted in two phases. The first will identify innovative approaches for…

Investigate How VIN Decoder Software can Improve Fleet Mix Data Used in Mobile Source Emissions Modeling

By Amber GarnettMay 7, 2021Leave a comment

Many users of EPA’s MOBILE model are developing regional or local fleet characterization data to more accurately predict mobile source emissions. Vehicle identification number (VIN) decoder software is often used…

Developing Better Ways to Measure the Number of Alternative Fuel and Advanced Technology Vehicles

By Amber GarnettMay 7, 2021Leave a comment

TERI Administrator Note (Feb 2009) – Energy Information Administration, Alternatives to Traditional Transportation Fuels 2006 (Part II – User and Fuel Data); May 2008; Contains detailed data on the use…

Improving Project Environmental Cost Estimates

By Amber GarnettMay 7, 2021Leave a comment

TERI Administrator Note (June 2007): Funded as NCHRP Project 25-25, Task 39, “Improving Project Environmental Cost Estimates.” Project completion date: October 2008. http://www.trb.org/TRBNet/ProjectDisplay.asp?ProjectID=1657  Improvement of cost estimating practices and the…

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