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Olena Butska,Tetiana Nikiforova,Mykola Makhinko,Svitlana Shekhorkina
Pág. 14 - 25
The paper reports a study into the strength and deformability of the node that connects precast slabs and monolithic flooring joists in a flat precast monolithic floor based on the work of dowel pins. Current regulations for the design of reinforced conc...
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Baoxi Song, Dongsheng Du, Weiwei Li, Shuguang Wang, Yue Wang and Decheng Feng
A reference for the nonlinear analysis of prefabricated frame structures in high-intensity regions.
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Seok Hyeon Jeon, Kwang-Il Cho, Jungwon Huh and Jin-Hee Ahn
Stone arch bridges, which are globally implemented, are advantageous with respect to material strength and durability. To minimize environmental damage from arch bridges, a structurally stable scheme that can resist variable external loads is required. T...
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Jinhu Zheng, Zezhou Pan, Hao Zhen, Xuhua Deng, Chumao Zheng, Zhenye Qiu, Longpan Xie, Zhe Xiong, Lijuan Li and Feng Liu
Precast concrete structure is a low-carbon building system that has been attracting extensive attention in recent decades. Beam?column joints are the weak links in precast concrete structures. Past studies showed that the five-spiral stirrups had excelle...
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Wenbin Zhang, Yan Feng, Xiangqiang Zeng, Ming Xu, Liang Gong and Lijun Rui
A new type of assembled integral multi-ribbed composite floor system with novel wet joint and steel sleeve connections, which exhibits satisfactory strength and stiffness, was proposed in the previous study. To further study the flexural performances of ...
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Abdul Basit, Safeer Abbas, Muhammad Mubashir Ajmal, Ubaid Ahmad Mughal, Syed Minhaj Saleem Kazmi and Muhammad Junaid Munir
This study undertakes a comprehensive experimental and numerical analysis of the structural integrity of buried RC sewerage pipes, focusing on the performance of two distinct jointing materials: cement mortar and non-shrinkage grout. Through joint shear ...
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Abtin Baghdadi, Lukas Ledderose and Harald Kloft
This study explores the potential use of new connections to shape precast building geometries, focusing on connection performance, robotic fabrication, and foldable structural elements. Three connection types, including coupled-bolts, hinges, and steel t...
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Jiaqi Hu, Yin Gu, Jinhuang Yan, Ying Sun and Xinyi Huang
With the convenient and fast requirements for construction in bridge engineering, prefabricated assembly technology is widely applied in engineering construction. Typically, prefabricated bridge decks are connected through cast-in-place wet joints. Wet j...
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Zhiqiang Wang, Chengjun Wu, Hongya Qu and Wei Xiao
In this study, finite element analysis (FEA) has been conducted for an improved grouted corrugated duct (GCD) connection design with a reserved recess in bridge footing. This study aims to understand the damage progression mechanism and to evaluate the c...
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Qigang Song, Wenqin Deng, Duo Liu, Huiteng Pei, Zongqing Peng and Jiandong Zhang
To optimize the segment storage and hoisting plan of precast segmental composite box girders with corrugated steel web bridges, China?s first precast segmental composite girder bridge with corrugated steel webs is taken as the background. The difference ...
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Gregory Pinheiro, Armando Moreno Júnior, Arturo Schultz, Igor Silva, Felipe N. Arroyo, Vinícius Aquino, Marcelo Ferreira, Roberto Carvalho, Herisson Santos, André L. Christoforo and Fernando Almeida Filho
The use of prestressed precast hollow core slabs has intensified as technological advances. However, the knowledge of the structural behavior when openings are inserted into this element is still limited, mainly due to the shear force. Therefore, the pre...
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Didar Meiramov, Yujae Seo, Hyunjin Ju and Hae-Chang Cho
This study introduces a new precast concrete (PC) double-wall system designed to simplify the complex fabrication process of existing PC double-wall systems and eliminate laitance and other defects that can occur during the manufacture of concrete panels...
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Dong-Hwan Kim, Min-Jun Kim, Min-Su Jo, Hyeong-Gook Kim, Yeo-Jin Yoon and Kil-Hee Kim
This study aimed to evaluate the flexural behavior characteristics of prestressed concrete hollow-core slabs (HCSs) through bending experiments. Six specimens were used as variables, both with and without reinforced concrete, in the HCS. A four-point loa...
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Chanwoo Park, Sookyung Ha, Geuntaeck Song, Ho Choi and Sungyong Yu
Many deformations occur in old RC structures, and the method of reinforcing them using PC members standardized and manufactured in the same mold has difficulty in coping with all deformations (construction error); as a solution to this, overlapping ancho...
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Lianghui Li, Shaochun Ma, Peng Bao and Hao Wang
Ceramsite concrete, with its advantages such as excellent long-term durability and thermal insulation properties, is suitable to be utilized as precast sandwich wall panels. While the lack of assessment of the seismic performance of such wall panel joint...
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Yutao Feng, Weibin Li and Nan Lu
In this paper, the mechanical properties of hollow precast utility tunnels are studied by experimental and numerical methods. Through full-scale experiments, the failure modes of ordinary and hollow utility tunnels are studied, and the failure stages of ...
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Herman Tawil, Chee Ghuan Tan, Nor Hafizah Ramli Sulong, Fadzli Mohamed Nazri, Muhammad M. Sherif and Ahmed El-Shafie
Precast concrete sandwich panels (PCSPs) are utilized for the external cladding of structures (i.e., residential, and commercial) due to their high thermal efficiency and adequate composite action that resist applied loads. PCSPs are composed of an insul...
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Peng Wu, Gang Chen, Ruoqiang Feng and Fujiangshan He
Local wind pressures on tiny rods of complex grid structures are difficult to obtain through wind tunnel tests due to their small sizes after scaling down, resulting in a lack of data support in wind load calculations for similar structures. However, loc...
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Yuliang Wang, Zhaohui Wang, Yunlong Zhou, Zhinian Yang and Yumin Zhang
At present, most precast shear walls are implemented in accordance with the method equivalent to a cast-in-place structure, where the joint is complicated, and the construction is difficult. According to the characteristics of precast shear wall structur...
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Xiaona Shi, Xian Rong, Lin Nan, Lida Wang and Jianxin Zhang
Assembled methods play a critical role in the construction of precast concrete structures. However, conventional dry-connections-like sleeve grouting joints in precast concrete structures lagged at a low construction and management efficiency with poor q...
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