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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.
Guangdong Jianke Traffic Engineering Quality Inspection Center Co., Ltd
"Guangdong Jianke Traffic Engineering Quality Inspection Co., Ltd." was formerly known as "Guangdong Jianke Construction Engineering Quality Inspection Co., Ltd." due to the development planning and strategic needs of the superior Group Guangdong Academy of Building Sciences Group Co., Ltd, In 2018, China Academy of construction Sciences transferred the comprehensive grade a highway engineering and bridge and tunnel engineering qualification to Guangdong Jianke Construction Engineering Quality Inspection Co., Ltd. in order to meet the industry development and the company's business scope, and develop the inspection work in the transportation field, it was renamed as "Guangdong Jianke traffic engineering Quality Inspection Center Co., Ltd." on August 13, 2018, It has comprehensive grade a qualification for Highway Engineering in the field of highway transportation and special qualification for highway engineering bridge and tunnel engineering. It is mainly engaged in the inspection, detection and technology research and development in the field of highway traffic engineering. Its business capacity involves the detection, monitoring, appraisal and evaluation of traffic engineering materials, roads, bridges, tunnels and traffic safety facilities, as well as the research and development of new technologies and new materials; Cooperation research and technology transfer of highway traffic engineering projects.

The company has a high level of professional technology, rich experience, good quality of the elite professional team and in the domestic advanced level of testing, testing equipment. At present, the company has comprehensive affairs department, finance department, operation Department, testing department, technology research and development department, Yunnan branch, etc. Among them, about 60% of them have bachelor's degree, 15% are master's degree and doctor's degree, 40% are middle and senior professional titles, and 80% are testing certificate holders. At the same time, the company is equipped with a number of material testing laboratories with an area of about 1800 m2, There are about 800 test and detection equipment (set), the overall layout of the laboratory is reasonable, the location of instruments and equipment is reasonable and tidy, and the environment is clean and tidy. The environment and equipment conditions of the laboratory can meet the requirements of qualification accreditation and evaluation criteria of test and detection institutions and various requirements of road, bridge and tunnel engineering materials test, detection and scientific research of roads, urban roads, rail transit, airport, etc. the company's business service covers the province Inside and outside, including Guangdong Province, Guangxi Province, Yunnan Province, Guizhou Province and other regions.

The company adheres to the quality policy of "fair, scientific, reliable and efficient", and strives to build core competitiveness including independent innovation ability, technical service ability and scientific management ability. The implementation of total quality management is based on technical standards, guaranteed by independent organizations, and based on perfect detection means and skilled testing technology, it is necessary to effectively control many factors affecting the quality of testing, create a high-level, high-quality and high-efficiency testing laboratory, provide high-quality services for customers, and provide reliable basis for engineering quality supervision institutions, Truly and objectively evaluate the quality level of engineering and engineering products, ensure the testing quality, strive to achieve quality first, first-class service and customer satisfaction!

Adhering to the development belief of "one center, two main engines and three focus points", the company takes the technical service of traffic infrastructure construction and operation as the center, takes the conventional detection business and innovative technology development service of the transportation industry as the two main engines, and takes the operation detection, intelligent detection and green transportation as the focus respectively, and strives to make great efforts in the fields of highway, rail transit, and green transportation In the field of airport and other comprehensive transportation infrastructure, based on Guangdong and developing the whole country, we will build a comprehensive technical service provider integrating detection and evaluation, product development and scientific research consultation in the field of comprehensive transportation infrastructure.
Scope of services Special products
  • Engineering material testing
    1. Soil Moisture content, density, specific gravity, particle composition, boundary moisture content, natural consistency, compaction test (maximum dry density and optimum moisture content), bearing ratio (CBR), maximum dry density of coarse-grained soil and macrograined soil, modulus of resilience, free expansion rate, loss on ignition, organic matter content, pH, total soluble salt, relative density of sand
    2. Aggregate Coarse aggregate: particle size distribution, density, water absorption, water content, mud content, clay lump content, needle and flake particle content, soundness, crushing value, Los Angeles abrasion loss, grinding value, alkali activity, sulfide and sulfate content, organic matter content, soft particle content, broken gravel content Fine aggregate: particle size distribution, density, water absorption, water content, mud content, clay content, firmness, crushing index, sand equivalent, methylene blue value, chloride content, angularity, alkali activity, sulfide and sulfate content, mica content, light matter content, shell content Mineral powder: particle size distribution, density, moisture content, hydrophilic coefficient, plastic dispersion, heating stability
    3. Rock Uniaxial compressive strength, moisture content, density, gross bulk density, water absorption, frost resistance, firmness
    4. Cement Density, fineness (sieve residue value, specific surface area), water consumption for standard consistency, setting time, stability, mortar strength, chloride ion content, alkali content, fluidity of mortar, loss on ignition, sulfur trioxide content, magnesium oxide content and insoluble matter content
    5. Cement concrete, mortar Cement concrete: consistency, apparent density, air content, setting time, compressive strength, compressive modulus of elasticity, flexural strength, impermeability, mix design, splitting tensile strength, bleeding rate, dry shrinkage, expansion and expansion loss, electric flux, chloride ion diffusion coefficient Mortar: consistency, density, cube compressive strength, mix design, water retention, setting time, stratification, frost resistance
    6. Water PH value, chloride ion content, sulfate (S042 -) content, alkali content, insoluble content, soluble content
    7. Admixtures PH value, Chloride ion content (potentiometric titration only), total alkali content, water reduction rate, bleeding ratio, compressive strength ratio, shrinkage ratio, setting time difference, air content, time variation (slump and air content), relative durability, solid content, moisture content, density (only Pycnometer method and liquid gravity balance method), fineness, sodium sulfate content, fluidity of cement paste, pervious pressure ratio, penetration height ratio, and limited expansion rate
    8. Admixture Density, fineness, specific surface area, water demand ratio, fluidity ratio, loss on ignition, water content, sulfur trioxide content, free calcium oxide, chloride ion content, calcium oxide content, magnesium oxide content, stability, activity index, silica content, alkali content
    9. Inorganic binder stabilized material Lime: effective calcium oxide and magnesium oxide content, magnesium oxide content, undigested residue content, moisture content, fineness Fly ash (subgrade, base, subbase): loss on ignition, fineness (Si02 + A1203 + Fe203) total content, specific surface area, water content Inorganic binder stabilized materials: maximum dry density, optimum moisture content, cement or lime dosage, mix design, unconfined compressive strength, delay time, indirect tensile strength, flexural strength, compressive modulus of resilience
    10. Asphalt Density, penetration, penetration index, ductility, softening point, solubility, Heating test of film or rotating film (mass change, penetration ratio of residue, increment of softening point, viscosity ratio of 60C, aging index, ductility after aging), flash point, ignition point, wax content, adhesion to coarse aggregate, kinematic viscosity, dynamic viscosity, standard viscosity, engela viscosity, Brinell rotational viscosity, and chemical composition of asphalt (four components), viscosity toughness, toughness, asphalt anti stripping agent performance evaluation (adhesion between asphalt and coarse aggregate, immersion residual stability, freeze-thaw splitting tensile strength ratio) (emulsified asphalt: evaporation residue content, residue on sieve, particle ion charge, adhesion with coarse aggregate, storage stability, mixing test with cement (residue content on sieve), demulsification rate, mixing test with mineral aggregate Polymer modified asphalt: storage stability (segregation or 48h softening point difference), elastic recovery rate
    11. Asphalt mixture Mix proportion design, density, porosity, voidage, saturation, Marshall stability, flow value, theoretical maximum relative density, dynamic stability, asphalt content, aggregate gradation, water permeability coefficient, Bending test (bending tensile strength, maximum bending tensile strain, bending stiffness modulus), splitting tensile strength, freeze-thaw splitting tensile strength ratio, leakage loss of schellenburg asphalt and flying loss of Kentucky fort Slurry mixture: consistency, abrasion value, demulsification time, cohesion, adhesion sand amount, rutting deformation (width deformation rate and rutting depth), mixing test (mixing time and non construction time), compatibility performance grade Lignin fiber: length, pH, ash, oil absorption, water content, heat resistance
    12. Geosynthetics Thickness, mass per unit area, geometric dimension, tensile strength, elongation, CBR bursting strength, trapezoidal tear strength, puncture strength, joint / solder joint strength, pore diameter, vertical permeability coefficient, effective aperture, clogging, hydrostatic pressure resistance
    13. Grouting material Chloride ion content, setting time, fluidity, flexural strength, compressive strength, bleeding rate, free expansion rate, pressure bleeding rate, filling degree, trioxide bowl content, specific surface area
    14. Waterproof material Waterproof board: tensile strength, elongation at break, tear strength, bending at low temperature, impermeability, heat expansion, appearance quality, overall dimension (length, thickness, width) Waterstop: dimensional tolerance, appearance quality, hardness, tensile strength, elongation at break, tear strength, hot air aging (hardness change shore, tensile strength, elongation at break), brittleness temperature Waterstop: tensile strength, elongation at break, volume expansion ratio, repeated immersion test, bending at low temperature, appearance quality, dimensional tolerance (diameter, width, height), hardness, high temperature fluidity, low temperature test Waterproofing membrane: thickness, soluble matter content, heat resistance, tensile strength, elongation, low temperature flexibility, tear strength of nail rod, static load resistance, joint peel strength, Thermal aging test (tensile retention rate, elongation retention rate, low temperature flexibility / low temperature bending property, size change rate, mass loss), low temperature bending property, impermeability, appearance, area, mass per unit area, thickness of asphalt coating on the lower surface of coiled material, and chemical resistance (appearance, maximum tensile strength retention, tensile strength retention, elongation retention at maximum tension, variation rate of elongation at break, low temperature bending property)
    15. Steel and connection joint Weight deviation, dimensional deviation, tensile strength, yield strength, elongation after fracture, maximum force, total elongation, bending property, reverse bending, shear resistance of welded steel fabric, and residual deformation under uniaxial tension
    16. Steel and anchorage, clamp and connector for prestressing Maximum force, maximum force, total elongation, yield strength, reduction of area, modulus of elasticity, anchorage performance under static load (dislocation efficiency coefficient, total elongation), hardness, relaxation rate, bending and repeated bending
    17. Bridge bearing Dimensions, appearance quality, internal quality, ultimate compressive strength, compressive modulus of elasticity, shear modulus of elasticity, shear aging, shear bond performance, friction coefficient, vertical bearing capacity (vertical compression deformation, radial deformation of basin ring)
    18. Bridge expansion device Appearance quality, dimension deviation, welding quality, surface coating quality (coating adhesion and coating thickness), assembly tolerance, clamping performance of rubber sealing belt, waterproof performance
    19. Prestressed bellows Appearance, dimension, ring stiffness, local transverse load, flexibility, tensile property, longitudinal load, radial stiffness, impact resistance, ash content, aging resistance, leakage resistance, drawing force, sealing property
    20. High strength bolt The results show that the tightening axial force of high-strength bolt connection pair, torque coefficient of high-strength bolt connection pair, anti sliding coefficient of high-strength bolt connection pair, final tightening torque of high-strength bolt, hardness of high-strength bolt, nut and gasket, guarantee load of high-strength nut, wedge-shaped load of high-strength bolt
    21. Traffic safety facilities Traffic signs: structural dimensions, thickness of anti-corrosion coating of steel components, mechanical properties of materials, chromaticity performance of sign board surface (only for surface color), Photometric Performance of sign board surface, adhesion performance of reflective film, impact resistance of reflective film, salt spray corrosion resistance of reflective film, high and low temperature resistance of reflective film Pavement marking paint: color performance, softening point, compressive strength, wear resistance, premixed glass bead content Corrugated beam steel guardrail: overall dimension, material mechanical properties, overall tensile load of splicing bolt connection pair, thickness of anticorrosive coating, adhesion amount of galvanized coating, adhesion performance of anticorrosive coating, salt spray corrosion resistance of anticorrosive coating Disaster road signs: structure size, color performance (only for surface color), anti reflection performance, overall impact resistance, compressive load, temperature cycle resistance, salt spray corrosion resistance High barrier: structure size, steel wire diameter, tensile strength of steel wire, tensile strength of solder joint, thickness of anticorrosive coating, adhesion performance of anticorrosive coating, bending resistance of anticorrosive coating, salt spray corrosion resistance of anticorrosive coating, impact resistance of coating, and damp heat resistance of coating Anti glare board: structure size, wind load resistance, deformation resistance, impact resistance, low temperature drop resistance Contour mark: dimension, luminosity performance, chroma performance, sealing performance. High and low temperature resistance, salt spray corrosion resistance Installation construction engineering: overall dimension, installation height, installation distance, installation angle, column straightness, column buried depth, anticorrosive coating thickness, luminosity performance of marking line, anti sliding value of marking line
  • Engineering detection, inspection and monitoring
    1. Highway engineering construction site laboratory whole process test detection, technical consultation
    2. The whole process test detection and technical consultation of the owner Center Laboratory of Highway Engineering
    3. Airport construction project third-party inspection, engineering construction monitoring, technical consultation, science and technology research and development
    4. Third party inspection, monitoring, technical consultation, and scientific research and development of rail transit projects
    5. Investigation and identification of construction quality accidents
  • On site inspection
    1. Foundation Pile static load test: Pile integrity testing: low strain, high strain, acoustic wave transmission method, hole forming quality (aperture, hole depth, verticality, etc.) Detection of anchor rod: non destructive testing of bearing capacity and quality of anchor rod Soft foundation (foundation pit) monitoring measurement: surface settlement, layered settlement, horizontal displacement, deep horizontal displacement, pore water pressure, earth pressure, groundwater level
    2. Concrete structure Concrete structure entity detection (geometric dimension, cover thickness, reinforcement configuration, etc.) Concrete strength, concrete apparent and internal defects, concrete carbonation depth, reinforcement corrosion potential, concrete resistivity, concrete chloride ion content Component inclination, deformation, deflection and crack
    3. Steel structure Nondestructive testing of weld quality: ultrasonic method, X-ray method, magnetic powder method, penetration method and visual method Coating test: thickness of anticorrosive coating, thickness of fireproof coating and coating adhesion Geometric dimension of components Final tightening torque of high strength bolt connection pair
  • Bridge structure detection
    Regular inspection: daily inspection
    Regular regular inspection: appearance inspection, technical condition evaluation, underwater component detection and structural line shape
    Special detection: static and dynamic load test, bearing capacity, structural calculation, disaster assessment, cable force test
    Construction monitoring: stress (strain), deflection deformation, temperature, wind speed
  • Tunnel inspection
    Regular inspection: appearance inspection and technical condition evaluation
    Structure detection: section size, bolt pulling force, lining (support) thickness, cavity behind support (lining), invert thickness, invert filling quality, anchor rod (steel pipe) length, anchor rod (steel pipe) anchoring compactness
    Monitoring measurement: observation inside and outside the tunnel, surrounding displacement, vault subsidence, surface subsidence, blasting vibration
    Advanced geological prediction
    Tunnel environment detection: harmful gas detection, smoke concentration, illumination
  • Subgrade and pavement detection
    Inspection and evaluation of subgrade and pavement acceptance (completion) and pavement technical condition
    Soil test, cement material test, asphalt and asphalt concrete material test
    Prediction of road structure thickness, subgrade cavity and pavement collapse
  • Research and development of pavement maintenance materials
    Multi functional pavement ultra thin layer Mrs
    Can be used in cement, asphalt, steel, wood and all kinds of stone surface
    Lightweight, wear-resistant, waterproof, high skid resistance
    Rich colors and patterns
    Good durability
    The maintenance time is short, and the construction has little impact on the traffic
Scientific research achievements Core technology
(1) Patents
1. A rapid repair material for expansion joint and its preparation method
2. A kind of weather resistant and quick drying pavement repair material and its preparation method
3. A kind of paver used for ultra thin layer construction of modified resin multifunctional pavement
4. A multifunctional equipment for automatic mixing and spreading glue for ultra-thin layer of pavement
5. A multifunctional automatic glue laying device for ultra thin pavement
6. A kind of fast sprinkling device for ultra-thin gravel spreading on multi-functional pavement
7. A base plate used for measuring compactness by sand filling method and directly weighing the weight of filling materials
8. A structure of tunnel entrance marking
9. A steel deck pavement structure
10. An aging resistant epoxy adhesive and its application
11. A bridge disease detection device
12. A 3D laser intelligent testing platform for road and airport pavement


(2) Software copyright
1. Automatic export software for multi parameter analysis results of 3D intelligent pavement detection system
2. Automatic mapping system for road and airport pavement diseases
exponent Typical project
contact us Contact us

General affairs department: Guan Xianjin 13580554689
Finance department: Luo xingting 19927705569
Business department: Pan Huiming 18620602602
Testing department: Tan Weiyuan 13570916639
Test department: Li Junjie 13826171324
Technology R & D department: Wu Di 13922469851