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  • The system is a cracknet software based on artificial intelligence deep learning and large-scale parallel processing. It has automatic disease detection function. It is the only intelligent pavement damage detection technology based on large-scale deep learning technology put into use in the world. At present, the user regions include the United States, Brazil, South Africa, Japan and China.
  • Using the Internet of things and cloud technology, sensors and IOT system are installed and deployed in the key positions of the bridge to sense the changes of important parameters of the bridge, and the analysis and overall evaluation of monitoring data are realized through the cloud health monitoring system software.
Business network Academy of construction Sciences
Institute of building structure
The Institute of building structure is a comprehensive professional research institute integrating construction quality inspection, appraisal and evaluation, technical consultation and scientific and technological research and development, It is also the national green building quality supervision and inspection center The Institute has 89 employees, including 3 doctors, 18 masters, 36 undergraduates, 1 professor senior engineer, 14 senior engineers, 25 engineers, 2 first-class registered structural engineers, 1 registered cost engineer, 1 Registered Consulting Engineer, equipped with large-scale prefabricated concrete construction laboratory, which can meet the physical inspection and design verification And scientific research; Business services cover domestic and foreign countries, including Samoa, Macao, Shanghai, Hainan, Hunan, Sichuan, Tibet and other countries and regions. Building Structure Research Institute adheres to independent innovation, professional service and scientific management. Relying on the group's high-tech enterprise platform in Guangdong Province, the Institute is committed to promoting the good combination of scientific research and market, and providing all-round construction engineering quality solutions for society, government and enterprises, It has won more than ten provincial (ministerial) science and technology progress awards There are dozens of science and technology progress awards, patents and software copyrights at (bureau) level, and dozens of national, industrial, association and local standards edited and participated in the compilation. The relevant basic and public welfare research involves many fields such as construction industrialization, information construction, BIM Technology Application, etc. the scientific research achievements and technologies have been successfully applied in Wenchuan earthquake relief operation and Gongbei tunnel of Zhuhai connecting line of Hong Kong Zhuhai Macao Bridge Guangzhou International Financial Center, Guangdong Science Center and many other major construction projects have created good social and economic benefits.
Scope of services Special products
  • Quality inspection
    1. Concrete structures and components Concrete structure entity detection (geometric dimension, cover thickness, reinforcement configuration, etc.); The influences of concrete strength, concrete apparent and internal defects, concrete carbonation depth, reinforcement corrosion potential, concrete resistivity and f-CaO on concrete quality are analyzed; The deformation, deflection and crack of the component.
    2. Masonry structure Compressive strength of masonry mortar (penetration method and rebound method); The strength of fired ordinary brick.
    3. Steel structure Nondestructive testing of weld quality: ultrasonic method, X-ray method, magnetic powder method, penetration method and visual method; Coating detection: thickness of anticorrosive coating, thickness of fireproof coating, adhesion of coating, leakage detection by electric spark; Member deformation (member perpendicularity, lateral bending and deflection); Geometric dimensions of components; Tensile strength of steel (surface hardness method); Final tightening torque of high strength bolt connection pair;
    4. Load test of structure and member.
    5. Building decoration The bonding strength and quality of facing brick (infrared thermal imaging method); Bonding strength of plastering mortar.
    6. Pull out performance test of rear anchor (planting bar, expansion bolt, chemical bolt, hook, etc.).
    7. The bond strength of carbon fiber and steel plate was tested.
  • Appraisal and evaluation
    1. Quality appraisal of new or under construction buildings.
    2. Existing building structure safety, applicability, durability appraisal.
    3. Seismic evaluation of buildings.
    4. After building disaster (fire, flood, wind, explosion, earthquake, etc.) appraisal.
    5. Reconstruction, expansion, reinforcement, transformation of building structure appraisal.
    6. Identification of the impact of project construction on surrounding buildings.
    7. Durability and reliability appraisal of cultural relics and historical buildings.
    8. Site investigation and identification of engineering accidents.
    9. Safety appraisal of structures (chimney, transmission tower, water tower, retaining wall, billboard, etc.).
  • Monitoring, testing and inspection
    1. Construction monitoring and health monitoring Simulation analysis of large span and super high-rise structure construction; Structural wind environment health monitoring; Internal force and deformation monitoring of structural members; Cable force test; Temperature monitoring of mass concrete.
    2. Structural dynamic characteristic test Structural dynamic response (displacement, velocity, acceleration); Structural dynamic parameters (natural frequency, mode shape, damping ratio); Blasting vibration test (vibration speed, acceleration, main vibration frequency).
    3. Prefabricated building components and connection inspection.
    4. Structural system, assembly process, joint verification and evaluation of prefabricated building.
Scientific research achievements Core technology
  standard specification
Technical standard for on site inspection of steel structures (GB / T 50621-2010);
Standard for inspection and evaluation of concrete strength (GB / T 50107-2010);
Technical standard for structural safety inspection and appraisal of existing buildings (DBJ / t15-86-2011);
Safety assessment standard for existing rural residential buildings (CECs 326:2012);
Technical specification for aluminum alloy formwork (DBJ 15-96-2013);
Technical code for design of steel structures (DBJ / T 15-102-2014);
Evaluation standard for damage grade of building caused by wind and flood (DBJ / T 15-122-2016);
Technical specification for testing concrete compressive strength by pull off method (JGJ / T 378-2016);
Technical specification for composite aluminum alloy Formwork Engineering (JGJ 386-2016);
Code for anti floating design of Building Engineering (DBJ / T 15-125-2017);
Technical standard for construction monitoring of building foundation pit (DBJ / T 15-162-2019);
Code for acceptance of construction quality of prefabricated concrete building engineering (DBJ / T 15 / 171-2019);
Technical specification for strength rebound test of high strength concrete (DBJ / T 15-186-2020);
"Research on detection technology of sleeve grouting compactness of assembled integral concrete structure" (CECs 683-2020);
Technical specification for quality inspection of sleeve grouting in prefabricated concrete structures (T / CECS 683-2020);
Technical standard for detection, appraisal and reinforcement of building metal enclosure system (under preparation);
Technical specification for emergency appraisal of urban civil buildings after safety incidents (under preparation);
Technical specification for testing compressive strength of pumping concrete by rebound method (in preparation);
Technical standard for inspection of prefabricated concrete structures (under preparation);
Technical standards for safety investigation and assessment of historical buildings in Guangdong Province (under preparation).

Provincial (ministerial) science and Technology Progress Award
Detection and repair technology of corroded reinforced concrete;
Research on building diagnosis and treatment technology;
Research on the standardization of building structure safety inspection and appraisal;
Research on load test technology of prestressed composite torsion lattice shell roof structure in Qingyuan gymnasium;
Research and Application on seismic performance of double steel reinforced concrete transfer beam and its joints;
The strength of structural concrete was measured by ultrasonic rebound method;
Research on integrated construction technology of scientific research, design and construction;
Based on the infrared thermal imaging technology, the quality control of building exterior wall decoration and the application of infrared image processing technology;
Durability evaluation of multi-storey reinforced concrete frame structure based on fuzzy comprehensive evaluation.

  Department (bureau) level science and Technology Progress Award
The new technology and experimental research of concrete structure reinforcement in construction engineering;
Research on safety performance monitoring technology of important large-scale structures;
Construction project site inspection and supervision information system;
Research on construction safety monitoring and testing technology of large span complex spatial structure;
Earthquake damage assessment and analysis of Wenchuan County buildings;
Research on testing and evaluation technology of existing large-scale steel structure public buildings;
Research on durability evaluation method of concrete structure;
Research on detection and durability evaluation method of transmission line steel tower;
Preparation and testing technology of concrete filled steel tube;
Research on detection technology of building steel structure components;
Research on quality inspection and evaluation of existing concrete filled steel tube structures;
Second development and application of mass concrete temperature monitoring system and hydration heat analysis;
Research on some key technologies of reliability appraisal of Chinese ancient building timber structure.

  patent
Test system for hook pull-out test;
The digital springback tester and the remote detection system of the springback amount using the springback tester;
The utility model relates to a portable adjustable displacement meter combined bracket;
A tool for testing concave convex depth of rough surface of precast concrete member;
The utility model relates to a prefabricated building interior partition wall anti impact performance testing device;
The utility model relates to an assembled support frame for structural performance inspection of prefabricated stairs;

  Software works
Software v1 for durability evaluation of steel corrosion in atmospheric environment 0。
contact us Contact us
Director: Zeng Hong 13922749907 020-87252803
Deputy director: Gao Wangqing 13016085252
Deputy director: Zhou Maoqing 13500035716
Deputy director: Liu Yuwen 13710666948
Chief engineer: Xu Jin 13570099690
1. Structure room 1
Guangzhou (Panyu District, Nansha District, Haizhu District, Liwan District)
Person in charge: Yan Liang 1380884774
2. Structure room 2
Guangzhou (Tianhe District, Baiyun District, Yuexiu District, Huangpu District, Zengcheng District)
Person in charge: Qiu Jinwen 13560193091
3. Structure three rooms
Guangzhou (Huadu District, Airport Economic Zone, Conghua District), Qingyuan, Shaoguan
Person in charge: Li Zhiqiang 13929562129
4. Structure room 4
Zhongshan
Person in charge: Chen Defei 18923324648
5. Structure five rooms
Zhuhai, Jiangmen, Maoming, Yangjiang
Person in charge: he Shenghua 13826433544
6. Structure six rooms
Foshan, Zhaoqing, Yunfu, Zhanjiang
Person in charge: Yan Liang 1380884774
7. Structure 7 rooms
Dongguan, Shenzhen
Person in charge: Qiu Jinwen 13560193091
8. Structure 8 rooms
Huizhou, Meizhou, Shantou, Heyuan, Shanwei, Jieyang, Chaozhou
Person in charge: Qiu Jinwen 13560193091
9. Structural inspection and monitoring room
Person in charge: Liao Xiangwen 15902033655