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- Vertical control of prestressed box beam construction on pipe bridge 管道桥预应力箱梁施工的高程控制
- Prestressed box beam construction of the main beam of Yelugou bridge 叶芦沟大桥主桥预应力混凝土箱系梁施工
- Performance Study and Mix Design of Fly Ash Concrete for Prestressed Box Beam 预应力箱梁用粉煤灰混凝土的配制与性能研究
- 30m prefabricated prestressing box beam 30m预制预应力箱梁
- 35m first tension prestressing box beam 35m先张法预应力箱梁
- prestressed box beam 预应力箱梁
- The paper mainly expounds construction procedures for concrete box beam prestressed in post-tensioning method. 本文主要阐述了后张法预应力混凝土箱梁的施工方法。
- The paper discussed proportion between side span and middle span in three spans prestressed continuous box beam bridge. 本文对三跨预应力连续箱梁桥的边跨与中跨比例问题进行了初步的探讨。
- Taking the partly prestressed 25 m box-beam in bidded section FG-Q2-1 of Fenguan Superhighway as an example and connecting with the construction practice,this paper introduces the key points of the post-tensioned construction technique for 25 m box-beam. 以汾灌高速公路FG-Q2-1标段部分预应力25m箱梁为例,结合施工经验,介绍了25m箱梁后张法的施工技术要点。
- The paper introduces the control of camber in the construction of non prestressed continuous box beam, appearance and development of cracks of bottom plate of box beam. 介绍非预应力连续箱梁施工中预拱度的控制,以及箱梁底板裂缝的出现和开展,并分析其成因,从而确保箱梁施工质量满足设计和施工规范要求。
- Non-uniform prestressed concrete continuous box beam is widely used because of its beautiful appearance,relatively big torsional stiffness and various service conditions. 变截面预应力砼连续箱梁因外形美观,抗扭刚度较大,能够适应各种使用条件,而被广泛应用。
- The stiffening beams of the side spans are prestressed concrete box beams. 主跨加劲梁为钢箱梁,边跨加劲梁为预应力混凝土箱梁。
- An optimal design of the prestressed box maingirder in a 10-ton and 10-metre gantry crane was made,with the SUMT method applied to the work. 本文应用SUMT法对10吨10米预应力桥式起重机的预应力箱型主梁进行了优化设计。
- Aim at to structure characteristics of the prestressed concrete consecution box beam, tally up its familiar construction profile blemish with the quantity trouble, and analysis its produce the reason with study its prevention and cure measure. 针对预应力砼连续箱梁的构造特点,总结其常见施工外观缺陷和质量事故,并分析其产生原因和研究其防治措施。
- In prestressed concrete, consecution box beam construction process, to the external appearance quantity problem that appear, should tally up the experience precept, combine to adopt homologous technique measure. 在后张法预应力砼连续箱梁施工过程中,对出现的外观质量问题,应总结经验教训,并采取相应的技术措施。
- The paper studies on deformation control problem in precast splice course of 25m wide arc prestressed concrete segment box beam in combination with Hu-Min Road Elevated Road Stage II Project in Shanghai City. 结合上海市沪闵路高架二期工程 ,对采用的 2 5m宽弧形预应力混凝土节段箱梁在预制拼装过程中的变形控制问题进行研究。
- Partly Prestressed Concrete Design and Construction of the Gate Beam of the Huaihai Food Town 淮海食品城大门梁部分预应力混凝土设计与施工
- Taking Shanghai Medium Ring Road Project as the project background, the paper discusses the forced characteristics of arc bottom and single box, multi cell box beam with greater width span ratio under transverse prestressed action. 以上海市中环线工程为工程背景 ,讨论了宽跨比较大的弧形底单箱多室箱梁在横向预应力作用下的受力特性。
- prestressing box beam 预应力箱梁
- The research results show that prestressed concrete-filled steel box beams have a good flexural behavior to have a vast application prospect. 研究表明，预应力矩形钢箱混凝土梁具有良好的弯曲性能，有广阔的工程应用前景。
