Effects of Heavy Truck Volumes
Problem Statement Among the many types of on-road vehicles traveling the American highway system, heavy trucks are the loudest frequently-heard noise sources. Comments from residents near highways at project public…
Problem Statement Among the many types of on-road vehicles traveling the American highway system, heavy trucks are the loudest frequently-heard noise sources. Comments from residents near highways at project public…
Problem Statement More than 100 automated people-movers (APMs) of various kinds and sizes now operate around the world. Urban planners, engineers, and architects often consider using APMs to link activity…
Problem Statement The specific noise issue in the vicinity of at-grade rail crossings is locomotive warning horn and crossing bell sounds, which cause significant noise impacts. The acoustic signatures of…
Problem Statement Vibration propagation through the ground is physically very similar to the propagation of noise through the air. Vibration and noise are similar in other respects as well; however,…
Problem Statement Transit vehicular warning horns are relatively omni-directional and can be a source of annoyance in areas of the community adjacent to rail lines. For example, train horns sounded…
TERI Administrator Note – Similar research topic funded as SHRP C09 – Incorporating Greenhouse Gas Emissions Into the Collaborative Decision-Making Process (Completed Feb 2011) RESEARCH PROBLEM STATEMENT State departments of…
Planners and developers need a user-friendly approach or tool to measure supply and demand for transportation-efficient development. Consumers may prefer more transportation-efficient development than currently exists. Knowing that would be…
Highway stormwater runoff is a source of copper to receiving streams. Trace levels of copper have been shown to have detrimental effects on threatened and endangered salmonid species. However, little is known…
Plug-in and Hybrid Electric Vehicles (EVs) reduce oil imports. However, the current transportation infrastructure is not optimized for EVs. Without new technology and infrastructure, capital and operational barriers will harm the “Plug-In”…
Generalizations have been made as to (re) using shingles in HMA and WMA pavements. The engineering opimization of RAS has only been touched upon as to setting limits of RAS replacement. Grade…