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Improving Project Environmental Cost Estimates

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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Assessment of DOTs’ Environmental Commitment Tracking Systems

Assessment of DOTs’ environmental commitment tracking systems TERI Administrator Note (June 2007): Research Completed AASHTO Practitioner Guide: Tracking Compliance with Environmental Commitments/Use of Environmental Monitors (2006) https://environment.transportation.org/center/products_programs/practitioners_handbooks.aspx#tracking This handbook provides

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Roadside Animal Detection Systems Test-bed

Problem: Animal vehicle collisions are a challenge from the safety and ecological standpoint. Many current solutions are expensive (large crossing structures), potentially ineffective (static warning signs), or potentially ecologically damaging

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Preventing Wildlife Kills on Railroads

Train-wildlife collisions are devastating to wildlife populations, and disproportionately so, to species such as moose, grizzly bear, wolverine, and wide-ranging carnivores in general, which have low reproductive rates.  Habitat fragmentation

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CSS and Sustainability in Transportation

This research would focus on defining sustainable transport including understanding how to evaluate transportation options across all issues of sustainability including economic, environmental and equity.  A synthesis of current practice

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Geoarchaeological Sensitivity Modeling

Sensitivity models that will allow for cost effective scoping and identification efforts that also reduce the potential for costly late discovery of archaeological sites To date sensitivity modeling for buried

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Driving and the Built Environment Part II

Problem Transportation Research Board’s Special Report 298: Driving and the Built Environment: The Effects of Compact Development on Motorized Travel, Energy Use, and CO2 Emissions recommended specific research on the effects

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Stormwater Storage

New construction and replaced impervious surfaces will trigger the new LID standard in the future. In implementing the new LID standard, DOTs need a factual basis to assess the feasibility of applying

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NO2 Hotspot Modeling Guidance

EPA’s 1-hour NO2 standard is low enough to potentially cause problems, and they require near-road monitoring to determine attainment.  What are the best methods for modeling roadway and rail (non-electric) NO2 microscale impacts?

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Carbon Footprint of Supply Chains

Problem Supply chains are designed for the processing, staging, and carriage of goods to market. Design choices are determined by sourcing decisions, production and competitive requirements, logistical economies, product characteristics, land

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Clean Freight Corridors

Problem Freight movement accounts for approximately 20% of greenhouse gas (GHG) emissions from transportation and is expected to increase in its share. The logistical challenges of freight transportation which involves multiple

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Quiet Wildlife Underpasses

Many wildlife underpasses are noisy and frighten animals away. Research needs to be done to find a way to make thes structures (bridges, box culvers, steel arch culverts, conspan arches,

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Designing Streets and Highways for Living

Examine performance indicators that measure timely human access more directly.  How can transportation systems be easily evaluated in terms of measures of human quality of life – community livability, increasing commerce

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Salt/Deicing Practices Source Control

The objective of this study is to determine the optimum timing and application rates of various deicing materials.  A variety of standard tests can be conducted to determine the effectiveness of various chemicals, including:

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Mitigation Methods for Joint Noise

Objective would be to investigate various methods of mitigating noise from joints on overpasses. Look for practical methods that are both cost effective and easy to install/maintain. These methods can

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Construction Emissions Analysis Procedures

Background:  Construction activities can produce fugitive dust and exhaust emissions of criteria pollutants from heavy duty construction equipment.  The AASHTO Air Quality Community of Practice issued State of the Practice

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