Title: Discussion about the Option of Highway Bridges Extending into Tunnels
Abstract: Many bridges on Zhashui to Xiaohe section of Baotou to Maoming expressway in Shanxi province are connected with tunnels.This paper analyses the option of bridges extending into tunnels,proposes measures such as tunnel cross-section widening,unblocked tunnel drainage system outlet,pipelines extending into tunnels,avoiding construction interference of bridge abutment and tunnel,bridge span arrangement etc.to solve problems encountered in design and construction of bridges extending into tunnels.Option of bridges extending into tunnels can not only avoid high slope,protect environment,but also gives guidelines for developing design idea and improving the flexibility of route investigation.
Publication Year: 2010
Publication Date: 2010-01-01
Language: en
Type: article
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