Combined with the pre-fabrication process of the in-situ box girder of south junction J1 Bid bridge of Runyang Bridge,the article introduces in detail the construction technology of pre-stressed concrete pre-fabricated box girder by post-tensioning method and the relative points for attention in the course of construction.
该文结合润扬大桥南接线J1标桥梁现场箱梁的预制过程,具体的介绍了后张法预应力混凝土预制箱梁的施工工艺,以及在施工过程中应注意的有关事项。
This result has a certain meaning to calculate the temperature stress and deflection of prestressed concrete box beam.
通过有限元程序ANSYS模拟温度场的方法和某桥实测数据比较,分析了影响预应力混凝土箱梁模型温度场分布的因素,得出了太阳辐射吸收系数对计算结果的影响比较大的结论,该结论对计算预应力混凝土箱梁的温度应力和挠度有一定的意义。
Some problems existing in the construction of prestressed concrete box beam are in- troduced, and some views and measures are put forward in the paper.
介绍了预应力混凝土箱梁施工中存在的问题，提出了自己的见解及相应的措施。
Now cantilever construction of prestressed concrete continuous box girder as the chief construct methord in engineering has gone intio the rang of mature.
预应力混凝土连续箱梁的悬臂施工作为大跨径桥梁的主要建设方式日渐成熟,但此类桥梁设计、施工中仍然存在着某些关键问题其处理方式比较含糊。
prestressed concrete box girder
用预应力混凝土建成的箱形梁
Application of Prestressed Concrete Composite Box-girder Structure with Corrugated Steel Webs in Bridge Engineering in China
波形钢腹板预应力混凝土组合箱梁结构在中国桥梁工程中的应用
Analysis of cracks in continual box-girder with prestressed concrete bridge and the measures of treatment
预应力混凝土箱形连续梁桥裂缝成因及处理
Study on the Structral Behaviors of Prestressed Concrete-Filled Rectangular Steel Box Beams;
预应力矩形钢箱混凝土梁的结构行为研究
Study on the Bending and Torsion Deformation of Continuous Prestressed Concrete Curved Box-Girder;
预应力混凝土连续弯箱梁桥弯扭变形的研究
The successful alternative was the cast-in-place segmental prestressed concrete box girder.
最后采用的方案是分段现浇的预应力混凝土箱形梁。
Temperature influence of reinforced concrete box beam on test
预应力混凝土箱梁试验时的温度影响
Geometric Shape Control of Precasting of PC Box Girder Segments by Short-Line Match Method
预应力混凝土箱梁短线法节段预制线形控制
Research on the Prestress Losses in the Vertical Pre-stressed of PC Concrete Box Girder Bridge;
预应力混凝土箱梁桥竖向预应力损失的研究
Application and Study on Prestressed Concrete Composition Box Girder Structure of Corrugated Steel Webs
波形钢腹板预应力混凝土组合箱梁结构研究与应用
Research on Simulation and Calculation Theory for Prestressed Concrete Box-girder Bridge with Corrugated Steel Webs;
波形钢腹板预应力混凝土箱梁结构计算理论及成桥仿真模拟
Fabrication of Prestressed Concrete Stiffening Box Girder of Shantou Bay Suspension Bridge
汕头海湾悬索桥预应力混凝土箱形加劲梁制造
Technology of Concrete Whole Box Girder Prestressed Strengthening
混凝土整体截面箱形(板)梁桥预应力加固技术
Experimental research on pre-stressed concrete composite box girders with corrugated steel webs
波形钢腹板预应力混凝土组合箱梁试验
Control of Construction Alignment of Prestressed Concrete Continuous Box Girder Bridge
预应力混凝土连续箱型梁桥施工线形控制
Reliability Analysis of Existing Prestressed Composite Box Girder Bridge Superstructures
预应力混凝土箱梁桥主梁的可靠性分析
Study on Contributory Factors on the internal Force and Deformation of P.C. Continuous Curved Girder Bridge;
影响预应力混凝土连续曲线箱梁内力和变形的相关因素的研究
Stress Analysis of PC Box Girder under Three-Directional Prestresses;
考虑三向预应力效应的混凝土箱梁应力分析