The Infona portal uses cookies, i.e. strings of text saved by a browser on the user's device. The portal can access those files and use them to remember the user's data, such as their chosen settings (screen view, interface language, etc.), or their login data. By using the Infona portal the user accepts automatic saving and using this information for portal operation purposes. More information on the subject can be found in the Privacy Policy and Terms of Service. By closing this window the user confirms that they have read the information on cookie usage, and they accept the privacy policy and the way cookies are used by the portal. You can change the cookie settings in your browser.
Accessibility of regional traffic in the worst-hit areas of Sichuan should be viewed with some concern. The difficulty of disaster relief work in May 12th Earthquake had showed unsubstantial traffic condition of the disaster area. Approach of weighted average travel time is adopted in this paper to calculate accessibility of 3 main traffic manners, i.e. highway, railway and aviation, and their integrative...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.