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Formwork quality control method and description The quality of formwork is an important basis to ensure the quality of concrete and must be strictly controlled. (1) The quality of the formwork used must meet the corresponding quality requirements -
On Quality Control Methods of Construction Procedures This document is about the quality control method of the construction process, which includes: the concept of process quality control II, the content of process quality control III, the setting of quality control points IV, the inspection of process quality V, the pre control of construction project quality, etc. The design is accurate, the content is detailed, and it is worth downloading for reference. -
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. -
Project quality control methods and measures When using suitable materials, the applicable materials specified in the design and specifications must be used to ensure that the raw materials are qualified, and the maximum dry density and optimal water content of the soil must be correctly determined; -
Concrete production quality control record Inspection date, concrete strength grade, mix proportion number, concrete quantity (m3) -
Concrete production quality control record This document is a concrete production quality control record with complete contents, which can be downloaded -
Analysis of construction project quality control methods Common construction quality control methods include: histogram method, cause and effect analysis method, management diagram method, correlation diagram method, investigation analysis method and layering method. The specific control method used in construction quality control is determined according to the actual situation. -
Construction method and quality control of CFG pile This document is about the construction method and quality control of CFG pile, including the basis for preparation, project overview, main construction technical scheme, etc. It is detailed and can be downloaded for reference by netizens. -
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 -
JDG pipe laying and quality control This article is sorted out according to the online data and acceptance specifications, hoping to help improve the quality of electrical construction -
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. -
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 -
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 -
Study on Quality Control and Evaluation Methods of Bridges Strengthened with Bonded Steel Based on the characteristics of the bridge strengthened by sticking steel, the main technical indicators and corresponding inspection methods affecting the construction quality of sticking steel are proposed, and the quantitative score of each indicator is given by using the 9-scale method to achieve the quantitative evaluation of the construction quality of sticking steel. The analytic hierarchy process (AHP) is used to determine the weight of each index of the bridge affecting the effect of bonded steel reinforcement, and the equivalent reduction coefficient method is introduced to establish the quantitative evaluation system of the reinforcement effect. with -
Supervision methods and quality control measures The main contents of quality control include: review the quality control system and measures of the construction unit, and verify the quality documents. According to the construction contract documents, design documents, technical specifications and quality inspection standards, the pre construction preparations shall be inspected, the construction process and resource input shall be supervised, and the quality of foundation works, concealed works and divisional and subdivisional works shall be based on the unit works -
Key points and methods of construction process quality control of engineering projects Based on the factors affecting the quality of engineering projects, this paper analyzes the role of process quality in the quality control of engineering construction stage, and probes into the key points and methods of process quality control -
Quality control method of reinforced concrete engineering Quality control method for reinforced concrete engineering: seven forbidden for rebar binding, eight forbidden for formwork erection, and five forbidden for concrete pouring -
Compaction quality control method of high fill road rock fill embankment Taking the stone filled embankment of Beijing Fuzhou Expressway as an example, this paper studies the compaction quality control technology of stone filled embankment of expressway, points out the advantages and disadvantages of various current compaction quality control methods and their applicable conditions, and puts forward the compaction quality control methods and standards of stone filled embankment. -
Supervisor's method of quality control according to construction drawings Based on my own work experience, this paper discusses how the supervision engineer pre examines the construction drawings and how to control the quality according to the construction drawings. -
Construction quality control methods of urban roads and bridges in China (I) Urge the construction company to do a good job in surveying before construction, check and record the maintenance of temporary benchmarks and control piles of the construction company, and recheck and sign the benchmarks and control piles. -
Concrete production quality control process instruction There are six kinds of cement: Portland cement, ordinary Portland cement, slag Portland cement, pozzolanic Portland cement, fly ash Portland cement and composite Portland cement. -
Practical method of surveying quality control in mountainous expressway The xx Jinggedu section of xx Expressway is an expressway in xx hilly area. The terrain is complex, the vegetation is dense, the intervisibility condition is poor, the mountain is high and the ditch is deep, the cliff is steep, and the measurement conditions are difficult and dangerous. In this condition, the measurement work is carried out completely using traditional measurement methods, which makes the field work very difficult, and some work is almost impossible. With the development of surveying and mapping technology, the surveying work of expressway -
Construction method and quality control points of retaining wall masonry Excavate manually with excavator. First, set out the excavation boundary of foundation pit with total station. The excavation boundary shall be 50~100 cm wider than the design boundary of retaining wall; The excavation scheme is formulated according to the depth, soil quality and geological conditions. The method of layering and sectioning is basically adopted. Mechanical excavation is used first, and manual excavation is used for the remaining 20~30cm. -
Inspection procedures and quality control methods of prestressed steel strand This document is, including: general rules, terms, symbols, classifications and marks, inspection rules, dimensions, shape, weight and allowable deviation, and technical requirements. -
Construction method and safety quality control points of mountain tunnel This document covers the construction methods and safety quality control points of mountain tunnels, totaling 180 pages. With the development of society, the technical level of tunnel engineering is constantly improving. From the perspective of scientific and technological progress, the development of tunnel engineering technology is closely related to social progress and technological progress in related disciplines, especially the updating of tunnel machinery and equipment. Due to the continuous innovation of construction machinery -
Quality control during completion acceptance Since January 1, 2002, the Unified Standard for Constructional Quality Acceptance of Building Engineering (GB50300-2001) has been implemented, so this part of the content is explained according to the new standard (hereinafter referred to as the new standard for GB50300-200). -
Preparation and quality control of cushion material Cushion material plays an important role in the construction and operation of concrete face rockfill dam. This paper briefly introduces the quality control of cushion material -
Quality control of jacked pile engineering The application of static pressure prestressed pipe pile is more and more extensive. This paper analyzes and discusses the construction quality control of static pressure pipe pile. -
Waterproof roof construction and quality control Building leakage is a common quality problem that has puzzled design, construction and users for many years. It affects the normal use of buildings, erodes the main structure of buildings, and shortens the service life of buildings. The treatment of building leakage is a long-term comprehensive prevention work. -
Appearance quality control of prefabricated box girder With the continuous development and change of the times, people's requirements for the project are not only safe and reliable, but also more consideration of the appearance quality of the concrete structure. Many precast box girders in expressways or local highways are destroyed due to poor appearance quality. The appearance quality of precast box girder is not only an inspection standard, but also an image of the company -
Analysis of concrete appearance quality control Analysis of concrete appearance quality control, mainly post tensioned prestressed box girder -
Quality control of flash butt welding of stirrup A resettlement building project in a district of a city is located in a Lufang New Village of a city, with a total construction area of about 147000 m2. It is composed of 7 commercial and residential buildings, podium buildings and basement buildings from 1 # to 7 #. There are 2 underground floors (- 2 floors are civil air defense floors) and 18~31 floors above the ground, with a total cost of 380 million yuan. Structural form The foundation is cast-in-place pile+raft foundation, and the ground is frame shear structure (3 # building is frame -
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. -
Construction and quality control of post cast strip Abstract: Reasonable setting and correct construction organization are the key factors for the successful setting of post cast strip. This paper expounds the principle, setting and construction of post cast strip in combination with actual construction cases. -
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 -
Common roof practices and quality control 1 The lighting roof, metal roof plate and accessory materials shall be weather resistant, non combustible and non combustible materials. Materials with poor weather resistance shall be coated with anti-corrosion coating with good weather resistance. 2 The panel material of metal roof plate can be aluminum alloy plate, aluminum plastic composite plate, aluminum honeycomb composite plate, stainless steel plate, aluminum magnesium manganese composite plate, titanium alloy plate, zinc alloy plate, etc -
Quality control in construction stage This data is the quality control of a certain construction stage. Construction is the process of forming the project entity and the key stage of determining the final product quality. To improve the quality of the project, we must pay close attention to the quality control of the construction stage. The design is accurate and the content is detailed, which is worth downloading.
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one Cement production quality control -
two Quality control of production enterprises -
three Quality control of production process -
four Software quality control method -
five Statistical method of quality control -
six Analytical quality control methods -
seven Process quality control method -
eight Data quality control method