《盾构法隧道施工与验收规范》GB50446-2008导读

Overview of "Code for Construction and Acceptance of Shield Tunnelling Method" GB50446-2008

国家标准《盾构法隧道施工与验收规范》GB50446-2008于2008-09-01日起实施。结合盾构技术及盾构施工规范在我国的发展状况,介绍了《盾构法隧道施工与验收规范》编制背景及编制过程。此规范规定了盾构法施工的20条术语。重点介绍规范的的11条强制性条文及17章主要内容。提出规范编制时参考了日本和欧洲盾构施工规范,并指出盾构施工技术的发展是盾构性能改进和技术更新的动力,盾构法规范也应随着施工技术的发展不断更新和发展。

National code, ＂Code for Construction and Acceptance of Shield Tunnelling Method＂ GB50446-2008, has been implemented on september 1 in 2008. Based on development of shield technology and codes in China, compilation background and process of the code are introduced. The code defines twenty terms about shield construction. Its eleven compulsory provisions and main contents in seventeen chapters are emphasized. The code takes shield construction codes in Japan and Europe as references. It is proposed that development of shield construction technology is promotion for improvement of shield and technology renovation. Therefore, code for shield tunnelling method will be reformed with the development of construction technology.