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18 report(s) found with alternatives analysis in the keywords field
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To facilitate the implementation of Mechanistic-Empirical Pavement Design Guide in Wyoming, this research investigated the relationships between subgrade resilient modulus (Mr) and the dynamic cone penetration and the standard penetration test results, selected three best subgrade Mr predictive models...

 

The South Dakota Department of Transportation (SDDOT) allows the use of precast double-tee bridges in counties because they are economical and fast in construction. Alternative durable prefabricated bridge systems are needed to provide more options to local governments. The present study was carried...

 

Mitigating traffic congestion and reducing transportation emissions are among the leading goals of most local, regional, national, and international agencies. Several guidelines rely primarily on strategies that support the following: 1) mixed land-use and transit-oriented developments, 2) multimodal...

 

An experimental research study was conducted to evaluate the constructability, durability, and visibility of alternative pavement marking materials and application practices in South Dakota and to assess the cost-effectiveness of pavement marking alternatives for use on concrete and asphalt pavements. The...

 

The American population continues to mature with an impending "aging tsunami" just a few years away. It is projected that by 2050, the number of Americans 65 years old or older will increase to more than 83 million, nearly double its current population of 43 million (U.S. Census 2014). Public transportation...

 

The purpose of this study is to provide information about railroad fuel efficiency that may be useful in evaluating transportation energy policies and assessing the sustainability of potential projects. The specific objectives are to (1) develop railroad energy efficiency models that describe differences...

 

Alternatives to existing transportation truck escape ramps and crash barriers are examined using arrays of wood, bamboo, and fiberglass structural elements that act as energy absorbers as they deform. The behaviors of each material type are analyzed to determine if they have the necessary potential for...

 

With ever-increasing traffic demand and price of fossil fuels public transit becomes more popular transportation mode than ever before, especially in the fast growing regions such as Salt Lake City Metropolitan Region. Wasatch Front Regional Council (WFRC) (a local Metropolitan Planning Organization)...

 

Determining the optimal form of service where economic realities and the desire for a high level of customer service must find balance is one of the most difficult challenges facing providers of community transportation. Accurately estimating the impacts of changes in service policy in terms of ridership...

 

This study examines one component of the air service provided to rural and small communities the fares paid for airline travel. Specifically, this report examines differences in airfares paid by travelers to and from rural and small communities in comparison to those paid by travelers to and from large...

 
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