Interstate highways are a permanent and increasingly important feature of America’s rural landscape. Their impact on agriculture and rural living, which is already felt, w ill be greatly intensified in the next few years. Consider some of the overall dimensions of this new highway system. Of the 41,000 miles authorized, more than 35,000 miles are classed as rural. ( 1 ) * One-third of all count...

A fundamental requirement for making sustainable improvements to rural infrastructure is a clear understanding of who will finance maintenance and capital improvements. In the past the question of financing rural roads has centered primarily on the role of governments. Given the acute scarcity of financial and human resources in most developing countries, there are simply too many kilometers of...

Despite a broad consensus that high transportation costs are a large barrier to economic development, many of the world’s poor live in rural communities without paved roads, impeding their access to outside markets and public services. Nevertheless, the impact of rural roads on economic activity has proven difficult for economists to assess. We first motivate our empirical approach by demonstra...

This study has three main objectives: 1 to develop new, theory-based, queuing relationships for the quality of flow on two-lane rural highways; 2 to estimate the relationships both from the empirical data that were collected on 15 two-lane rural highways and from the queuing models that were developed; and 3 to propose a new level-of-service variable that measures the quality of the flow both i...

There is an old fable about a stag that was very proud of his antlers. He used to stand at the edge of a pool and look down in the water to admire his image. As he indulged in admiration of their reflected glory, he was repeatedly distraught as his gaze also took in the reflection of his forelegs, which he considered spindly and ugly. One day, a mountain lion crept to the water’s edge and the s...

The most appropriate service measure for a two-lane highway is the combination of average travel speed (ATS) and percent time spent following (PTSF). local driver behavior traffic operation characteristics in different countries affect operational analysis results. objective this study to evaluate applicability HCM procedures on highways Iraq. Ten segments northern Iraq were selected, more than...