Sexy transit vehicles, stations, and graphic design. US Routes as Subway Map. The latest in my series of transit map-style diagrams - this time, of the U. Without a doubt, this is. A spokesperson for the bu.

The observations of the Transits of Venus in the 18th and 19th centuries sought to determine the dimensions of the solar system. They were international collaborations on an unprecedented scale; collaborations that rose above war and personal conflict. Expeditions were sent all over the world and their data was collected and analysed by the astronomical community. You can explore the site through the following headings. To return to this home page click on the logo in the top left corner of any page.

National Transit Safety Research and Assistance Center. Federal Safety Laws and Regulations. State Safety Laws and Regulations. The National Center for Transit Research. Published and in-progress research about transit safety topics that are relevant to the industry. Transportation Safety Institute and National Transit Insitute and other available trainings. Federal Motor Carrier Safety Administration.