What question did this study set out to answer?

To analyze the causes and types of cracks in ultra-long structures and explore effective anti-cracking technologies.

April 29, 2026工程施工新技术0 citationsOpen Access

超长结构裂缝成因及抗裂技术应用

Key Points

To analyze the causes and types of cracks in ultra-long structures and explore effective anti-cracking technologies.
Classified cracks into four types: temperature, shrinkage, load, and foundation settlement.
Analyzed causes from the perspectives of materials, design, construction, and environment.
Discussed three key anti-cracking techniques: material optimization, structural design, and construction control.
Identified significant hazards to safety, durability, and functionality from various crack types.
Demonstrated the application of new anti-cracking materials and construction techniques.
Highlighted the importance of integrated approaches in mitigating crack risks.

Abstract

随着建筑工程向大跨度、超长化发展，超长结构裂缝问题日益突出，严重影响结构安全与使用寿命，成为工程领域亟待解决的难题。本文针对超长结构易出现裂缝的问题，系统分析裂缝类型、成因及危害，重点研究抗裂关键技术与新型技术应用。首先分类阐述温度、收缩、荷载、地基沉降四类裂缝及安全、耐久性、功能层面危害；再从材料、设计、施工、环境维度剖析成因；随后介绍材料优化、结构构造、施工控制三类关键抗裂技术，以及新型抗裂材料、结构体系、新型施工工艺抗裂技术的实际应用。

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Cite This Study

陈宗洪 et al. (Thu,) studied this question.

synapsesocial.com/papers/69f1a08eedf4b4682480712e https://doi.org/https://doi.org/10.37155/2811-0609-0504-68