Search & filter
Search & filter
Abstract: According to the latest data released by International Energy Agency, China has overtook the US as the world’s largest energy consumer. In 2010, the GDP of China amounts to 9.27 percent of the total world. The percentages of main natural resources consumed by China are: iron ore 43%, copper 25%, coal 43.4%, steel 47.7%, aluminium 32%, cement more than 53%, crude oil 9.7%. According to the...
Abstract: During tunnel operation, diseases will take place, such as dropping lining blocks, cracks, inanition behind lining, material deterioration, reinforcing steel rusting, among which, dropping lining blocks and cracks will be shown on the surface of tunnel lining. According to the vision characters of tunnel lining diseases, many researchers have...
Abstract: Based on division of tunnel construction procedures, through extensive investigation, site survey and expert interview, distribution characteristics of time and cost of each constructing activity is obtained. By using Monte Carlo method, relationship between time and cost of tunnel construction can be acquired. An original software is programed based on web platform to calculate the...