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QC result report (improve the concrete quality and control the mortar leakage at the external corner of the column) This document is a QC achievement report (improving the concrete quality and controlling the leakage of mortar at the external corner of the column), including: Contents: the basis for the preparation of the implementation, maintenance and improvement phase of the overview activities. -
Quality Control Table for Formwork, Reinforcement and Concrete of Dongguan Power Production and Dispatching Building 10% of beams and columns shall be sampled, but no less than 3; Every 30-50m2 of plates (one spot check each, but not less than 3) -
Discussion on quality control of concrete Nowadays, reinforced concrete plays an increasingly important role in engineering, and its quality is directly related to the quality of the project. Therefore, the quality control of reinforced concrete has become the top priority of the quality management of construction projects. This paper emphatically analyzes various quality problems that may occur in reinforced concrete engineering, lists the phenomenon, causes and prevention measures of various problems, and -
Talking about the quality control of concrete Introduction: Concrete structure accounts for a large proportion in construction projects. The supervision engineer is very important to the quality control of concrete. Concrete, quality control of concrete. Key words: concrete, quality control -
Discussion on quality control of concrete The concrete structure occupies a large proportion in the construction engineering and plays an absolute role in the safety, reliability and durability of the structure. Therefore, the supervision engineer is very important to the quality control of concrete. -
Quality standard and control of fair faced concrete Some concrete of Inner Mongolia Datang Tuoketuo Power Plant Phase III 2 × 600MW Unit Project is fair faced concrete, and the company has formulated the quality standard of fair faced concrete during construction. This paper analyzes the possible quality defects of the fair faced concrete surface course, and formulates monitoring countermeasures according to the actual situation. The whole construction process is managed step by step and tracking, realizing the -
Analysis of concrete appearance quality control Analysis of concrete appearance quality control, mainly post tensioned prestressed box girder -
Quality control of building concrete construction Abstract: How to control the construction quality of concrete works? First, control the quality of raw materials. Secondly, scientific preparation of concrete is a prerequisite to ensure quality. Third, do a good job in the field laboratory. Fourth, the concrete specimens are qualified, but not all structural concrete is qualified. Fifthly, workability is the main factor that determines the quality of concrete. -
Paper on Quality Control of Concrete The quality of engineering projects is created in the construction process, not by final inspection. In order to carry out post inspection and check on the quality of engineering products, turn to pre control, and achieve the purpose of "prevention first", we must strengthen the quality control during the construction process. -
Quality control of high strength concrete Abstract: High strength concrete above C60 has been widely used in engineering construction. Based on years of work practice, this paper briefly discusses how to do a good job in the quality control of high-strength concrete, such as the selection of high-strength concrete materials, the optimization of proportioning schemes, and the quality control of working hours -
Quality control of cement concrete cushion The cement concrete cushion of indoor ground shall be provided with longitudinal contraction joints and transverse contraction joints; The spacing between longitudinal contraction joints shall not be more than 6m, and the horizontal contraction joints shall not be more than 12m. -
Concrete quality defect control of a project A project is an earthquake resistant underground structure with a three-level earthquake resistance and a frame structure. Concrete quality control is very important in construction engineering. In view of the factors that cause concrete quality defects, the control discussion should be carried out from the aspects of concrete composition materials, concrete mix proportion, concrete production process, etc. -
Key points of concrete pouring quality control Project management personnel Be familiar with industry specifications and relevant standards, carefully review the construction drawings in advance, fully understand the grading distribution of structural concrete in the drawings, and take certain countermeasures for possible problems during construction. For example: concrete between horizontal structure and vertical structure -
How to Control the Construction Quality of Concrete Engineering How to control the construction quality of concrete works? First, control the quality of raw materials. Secondly, scientific preparation of concrete is a prerequisite to ensure quality. 3、 Do a good job of the site laboratory. 4、 The concrete specimens are qualified, but not all the concrete of structures are qualified. 5、 Workability is the main factor determining the quality of concrete. 6、 The process of concrete pouring and vibration is concrete -
Concrete quality control standard GB50164 Concrete quality control standard GB50164 -
Construction quality control of steel reinforced concrete Abstract: Steel reinforced concrete structure is characterized by complex nodes, dense reinforcement and difficulty in concrete pouring. The key to the quality assurance of steel reinforced concrete structure is the installation accuracy control of steel members, steel bar binding and concrete pouring. -
Quality control of concrete pavement Cement concrete pavement has the advantages of high strength, good stability, long service life, good wear resistance, convenient maintenance, low cost, and has been widely used on roads. With the rapid development of China's national economy, the total volume of highway transportation continues to grow, and the construction of transportation infrastructure has made continuous breakthroughs. The traffic flow, traffic load, tire pressure continue to increase, and the more road use conditions -
Mass concrete quality control Hailong Reservoir is a medium-sized reservoir mainly for flood control and also for water supply. The dam type is a concrete heavy arch dam. Since the completion of the project, no cracks have appeared through observation and water storage operation. Taking Hailong Reservoir as an example, this paper expounds the quality control of mass concrete (raw materials of concrete, strength quality control and temperature control measures). -
Appearance quality control of bridge pier body concrete This paper introduces the appearance quality control of bridge pier body concrete for reference. -
Quality control of cement concrete mix proportion Research on the influence of temperature on asphalt concrete pavement; research on the influence of asphalt concrete type on pavement structure -
Quality control of concrete block wall construction Abstract: Small concrete hollow block (hereinafter referred to as masonry) is a new type of wall material rising in recent years. With the requirements of the country for wall reform, the construction of blocks is developing rapidly in the construction industry. Because of the strong adaptability of block buildings, convenient construction, and no strict requirements for the plane and space changes of buildings, it can meet the needs of building changes -
Quality control of concrete subdivisional works [Abstract] The engineer's quality control of concrete subdivisional works is an effective measure to ensure structural safety. This paper discusses the problems that engineers should pay attention to in the process of engineering quality control, and puts forward solutions. -
On quality control of concrete construction [Abstract] In the field of engineering construction in China, reinforced concrete structures occupy an absolute proportion due to their low cost, mature design theory, mature construction technology, good seismic performance and other advantages -
Quality control of pumped concrete Abstract: Pumping concrete should not only improve the construction performance of concrete, but also reduce shrinkage, prevent cracks, improve impermeability and improve durability -
Quality control measures of fair faced concrete [Abstract]: In order to ensure the quality of fair faced concrete, a series of corresponding measures can be taken. This paper introduces the following construction technical measures in detail: surveying and setting out, reinforcement engineering, formwork engineering, concrete engineering, and finished product protection. It has certain guiding significance for similar projects. -
Quality control of concrete pouring works This data is for the quality control of concrete pouring engineering. It is valuable and detailed for reference. -
Installation quality control of concrete stiffened steel column The project is located at the intersection of XX East Road and XX South Road, connected with the old building of xxx Hotel. It is the highest building under construction in xx urban area, which is a key project of xx municipal government, and has received widespread attention from leaders at all levels and the general public. -
Concrete production quality control record Inspection date, concrete strength grade, mix proportion number, concrete quantity (m3) -
Quality control of a concrete pouring project Check the factory certificate and test report of raw materials to ensure the stability of all material indicators; The mix proportion, raw material measurement and slump shall be strictly controlled during mixing; Before pouring, check the position of reinforcement and thickness of protective layer, pay attention to fixing cushion blocks, and the position of cushion blocks must be reasonable -
Concrete production quality control record This document is a concrete production quality control record with complete contents, which can be downloaded -
Quality control points of concrete construction cracks With the continuous development of technology and the continuous innovation of science and technology, there are also great changes and improvements in the concrete industry, and the concrete technology is also constantly improving. At present, concrete is widely used in many projects. -
Quality control measures for concrete construction in winter This paper summarizes the concrete construction technology and quality control points in winter through the concrete winter construction example of a commercial pedestrian street project in the north constructed by our company. -
Talking about the quality control of concrete engineering by supervision 1. Supervision and control of concrete construction preparation 1.1 Review the construction organization design, concrete pouring and vibrating scheme, concrete temperature measurement, concrete curing and other aspects of construction organization and special technical measures submitted by the construction party. The construction unit will generally provide the construction organization design of foundation works below ± 0.00 before the commencement of the project or during the foundation construction, but it must -
Concrete quality control standard (GB50164-2011) Concrete quality control -
Quality control of massive super high concrete cylinder Guide reading: Therefore, the method of installing and pouring large columns by sections can not only speed up the construction progress, reduce the input of turnover materials, but also ensure the construction quality -
Quality Control of Mass Concrete Construction Supervision For mass concrete construction, the key control objectives are crack prevention, impermeability, control of temperature stress of concrete, determination of temperature control measures, and supervision and control of the whole process of raw materials, concrete mix ratio, mixing, transportation, pouring, vibration, temperature measurement and curing. Control of concrete cracks: the temperature difference between the inside and outside of the concrete shall not exceed 25 ° and the temperature drop shall not -
Quality control measures for commercial concrete Quality control measures for commercial concrete. The concrete mix proportion shall be designed and tested according to the engineering structure characteristics, technical requirements, transportation distance, temperature conditions, pump performance, pumping distance, raw material characteristics, etc -
Quality Control of Cast in situ Concrete Surface of High Pile Wharf The head superstructure is divided into two parts: high pile beam slab and high pile pier abutment. The three structural sections with more process equipment are pier abutment structures, and the other nine sections are beam slab structures. The wharf is a liquid chemical berth wharf. In order to meet the requirements of loading, unloading and transportation, the wharf cushion cap is equipped with many equipment foundations and pipe support foundations. In order to ensure the power supply and control of relevant equipment, the surface layer is embedded with -
Quality control process of ready mixed concrete Because the final quality of ready mixed concrete cannot be fully tested in the production process, its quality control has certain particularity, and strict process control is carried out. The process control of concrete quality can be carried out according to the following ideas: -
Mix design and quality control of steel fiber reinforced concrete [Abstract] Steel fiber reinforced concrete overcomes the shortcomings of ordinary concrete, such as low tensile strength, small ultimate elongation, brittleness, etc., and has excellent tensile, bending, shear, crack resistance, fatigue resistance, high toughness, etc. Through the application in bridge deck pavement, this paper summarizes the construction methods, technical requirements, and related precautions of steel fiber reinforced concrete, It provides experience for the popularization and application of steel fiber reinforced concrete
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one Control of common problems of concrete quality -
two Concrete quality control basis -
three Concrete quality acceptance control -
four What is the quality of concrete related to -
five Concrete quality control includes -
six Key points of concrete quality control -
seven Quality control of ready mixed concrete -
eight Quality control of pumped concrete