A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Cast-in-place prestressed concrete continuous box girder construction method
The invention discloses a cast-in-place prestressed concrete continuous box girder construction method, and relates to the technical field of box beams. The invention aims to solve the problem in theprior art, according to the continuous box girder construction method, the technical problems of construction cracks, girder body durability and service life exist. The construction method comprises the following steps: support erecting, formwork manufacturing and mounting, support pre-camber setting, support mounting steel bar manufacturing and mounting, embedded part mounting, beam body concretepouring, prestress construction, and formwork and support dismounting.
本发明公开了现浇筑预应力混凝土连续箱梁施工方法，涉及箱型梁技术领域，为解决现有技术中，连续箱梁施工方法存在的施工裂缝、梁体的耐久性和使用寿命的技术问题，本发明的技术方案如下：包括如下步骤：支架搭设、模板制作安装、支架预拱度的设置、支座安装钢筋的制作与安装、预埋件安装、梁体混凝土浇筑、预应力施工、模板及支架的拆除。
Cast-in-place prestressed concrete continuous box girder construction method
The invention discloses a cast-in-place prestressed concrete continuous box girder construction method, and relates to the technical field of box beams. The invention aims to solve the problem in theprior art, according to the continuous box girder construction method, the technical problems of construction cracks, girder body durability and service life exist. The construction method comprises the following steps: support erecting, formwork manufacturing and mounting, support pre-camber setting, support mounting steel bar manufacturing and mounting, embedded part mounting, beam body concretepouring, prestress construction, and formwork and support dismounting.
本发明公开了现浇筑预应力混凝土连续箱梁施工方法，涉及箱型梁技术领域，为解决现有技术中，连续箱梁施工方法存在的施工裂缝、梁体的耐久性和使用寿命的技术问题，本发明的技术方案如下：包括如下步骤：支架搭设、模板制作安装、支架预拱度的设置、支座安装钢筋的制作与安装、预埋件安装、梁体混凝土浇筑、预应力施工、模板及支架的拆除。
Cast-in-place prestressed concrete continuous box girder construction method
现浇筑预应力混凝土连续箱梁施工方法
WANG QINGSONG (author) / FENG CHONG (author) / DIAO JI (author) / ZHOU BO (author) / HUANG JIE (author) / TAN XIAOCHONG (author) / WEI XIANGSONG (author) / YE YE (author)
2020-07-03
Patent
Electronic Resource
Chinese
IPC:
E01D
BRIDGES
,
Brücken
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