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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 -
Construction quality control of aerated concrete block wall As a non load bearing structural material and thermal insulation enclosure material, aerated concrete block has the advantages of light weight, good thermal insulation and sound insulation performance, certain mechanical strength and workability. The author summarizes the key points of quality control of aerated concrete block wall from the aspects of pre masonry, masonry construction process and plastering construction. -
Discussion on construction quality control of asphalt concrete pavement The construction of asphalt concrete pavement is a key process in the construction of highway engineering. This article mainly talks about the process control and quality management of the front and back yard in the construction of such pavement. -
Discussion on quality control measures of mass concrete construction Abstr: Common quality problems of mass concrete usually include: construction cold joint, bleeding phenomenon, surface cement slurry is too thick, early temperature cracks and other types -
Analysis on the causes of cracks in pumping concrete and construction quality control Abstract: This paper discusses the cause analysis and construction quality control of pumping concrete cracks. Put forward your own opinions for reference -
Discussion on quality control of mass concrete box girder construction in winter This document is to discuss the quality control of mass concrete box girder construction in winter. The Haihe River Bridge in the southeast half is a large bridge project connecting the two banks of the Haihe River. The bridge is an up and down separated overpass, which is divided into Line A and Line B. The main bridge section of the bridge is a river crossing bridge, and its structural form is a 3-span 55m constant cross-section prestressed continuous box girder. The box girder section form is a single box inclined web, with a beam height of 3m and a width of 1 -
Construction quality control of reinforced concrete constructional column In order to improve the seismic capacity of multi-storey concrete and enhance the overall rigidity and ductility of the building, reinforced concrete structural columns are widely used in multi-storey brick and concrete buildings in the seismic fortification area. However, many brick and concrete structures with reinforced concrete structures tend to ignore the construction quality of structural columns, reduce the role of structural columns, and leave hidden dangers for the project, This paper briefly analyzes the structural column -
Discussion on quality control scheme of mass concrete box girder construction in winter The Haihe River Bridge in the southeast half is a large bridge project connecting both banks of the Haihe River. The bridge is an up and down separated overpass, which is divided into Line A and Line B. The main bridge section of the bridge is a river crossing bridge, and its structural form is a 3-span 55m constant cross-section prestressed continuous box girder. The box girder section form is a single box inclined web, with a beam height of 3m and a width of 18m, a top plate thickness of 30cm, a bottom plate thickness of 25-60cm, and a web plate -
Discussion on quality control of mass concrete box girder construction in winter The Haihe River Bridge in the southeast half is a large bridge project connecting both banks of the Haihe River. The bridge is an up and down separated overpass, which is divided into Line A and Line B. The main bridge section of the bridge is a river crossing bridge, and its structural form is a 3-span 55m constant cross-section prestressed continuous box girder. The box girder section form is a single box inclined web, with a beam height of 3m and a width of 18m, a top plate thickness of 30cm, a bottom plate thickness of 25-60cm, and a web plate -
Quality control of reinforced concrete construction in construction engineering As a structural material, reinforced concrete has been widely used in building construction and civil engineering, and has made great progress in design methods, materials, construction technology and manufacturing technology. At present, reinforced concrete has become the main structural material in China. It is of great significance to strengthen the quality of reinforced concrete engineering in construction -
Talking about the control plan for the construction quality of mass concrete box girder in winter This paper mainly expounds the control method of the construction of large volume concrete box girder in winter from the aspects of mix ratio, thermal calculation, concrete pouring and maintenance. The Haihe River Bridge in the southeast half is a large bridge project connecting both banks of the Haihe River. The bridge is an up and down separated overpass, which is divided into Line A and Line B. The main bridge section of the bridge is a river crossing bridge, and its structural form is three spans with 55m equal cross section -
Quality control scheme of mass concrete box girder construction in winter for large reservoir In order to control the quality of concrete, the mix ratio must be calculated in winter. The water content of sand and stone was tested on site, and the average values were obtained: Ps=5%, Pg=0%. The original mix proportion needs to be adjusted. The adjusted mix proportion is as follows -
Construction quality control of civil engineering and quality management of concrete engineering Abstract: In the construction of construction projects, the construction quality of civil engineering directly affects the construction of the whole project. The construction of concrete accounts for a large proportion. The quality of concrete plays a decisive role in the safety and stability of the structure, thus directly affecting the price of the project -
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 -
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 -
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 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. -
Design of concrete quality control scheme for concrete construction This data is the design of concrete quality control scheme for concrete construction. The contents are complete and can be downloaded -
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. -
Concrete quality control standard GB50164 Concrete quality control standard GB50164 -
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). -
Discussion on quality control method in construction stage This paper introduces the methods and measures of quality control in the construction stage, which can be used as a reference for on-site construction technicians. -
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. -
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. -
Talking about the quality control of building curtain wall construction This paper expounds the common quality problems and construction measures in the construction of building curtain wall. -
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 -
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. -
On project quality control This document is about project quality control, and its contents are only for reference. Thank you for your participation -
Quality control of a construction procedure This document is about the quality control of a construction process, including the content of process quality control, the setting of quality control points, the inspection of process quality, the pre control of construction project quality, etc. It is accurate in design, detailed in content, and worth downloading. -
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 -
On quality control of subgrade construction This paper analyzes the common problems existing in the construction of road subgrade, and in view of these difficult problems, focuses on the quality control of the whole process of subgrade construction. -
Standard for quality control of concrete in waterway engineering This data is the concrete quality control standard for water transport engineering, which is detailed and can be used for reference. -
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: -
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 building water supply and drainage construction [Abstract] Water supply and drainage construction is an important part of modern residential construction. From the perspective of use function, water supply and drainage construction is just the core of the whole construction process. How can we ensure project quality, avoid and solve problems in construction; In this paper, the management of construction site personnel, technical control measures, data acceptance management, etc
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one Key points of concrete quality control -
two Quality control of ready mixed concrete -
three Quality control of pumped concrete -
four Quality control of commercial concrete -
five Quality control of engineering concrete -
six Quality control of rubble concrete -
seven Quality control of self mixing concrete -
eight Strengthen concrete quality control