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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). -
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. -
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. -
Key points of supervision quality control in construction stage Abstract: China is a country with relatively poor land resources. With the development of economy and technology, more and more high-rise buildings will be built in the future. How to improve the quality of high-rise building supervision is an important topic for construction workers. -
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 -
Pre control of quality during construction The quality of construction projects plays an important role in the whole social and economic construction. How to improve the quality of construction projects has become a common concern of the whole society -
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 -
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. -
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 control in construction stage of building engineering The process of forming the project entity during construction is also an important stage of forming the final product. The quality control in the construction stage is the key point of the project quality control. This article will mainly analyze the content of quality control in the construction stage of the construction project -
Supervision quality control during construction (Page 108) The control of commencement conditions is the basis for the supervision engineer to achieve his goal control. The quality of commencement condition control is directly related to whether the construction project can be successfully completed as planned, and is an important link related to the normal construction of the main project in the future and the realization of the project objectives. -
Study on key points of bridge quality control and quality acceptance specifications The base elevation of open cut foundation and the size of foundation pit must meet the design requirements. The slope should be sloped according to the geological conditions. The elevation control should pay attention to that the backfill of cushion foundation pit should meet the design requirements and be compacted layer by layer -
Key points of bridge quality control and quality acceptance (illustrated in detail) The base elevation and the size of the foundation pit must meet the design requirements. The slope should be sloped according to the geological conditions. The elevation control should pay attention to the roughening of the top surface of the cushion, and the drainage of the foundation pit? -
Code for quality control and acceptance of reinforcement subdivisional works The rebar sub project is the general name of a series of technical works and completed entities such as ordinary rebar mobilization inspection, rebar processing, rebar connection, rebar installation, etc. The inspection lot included in the reinforcement sub project can be determined according to the construction process and acceptance needs. -
Water conservancy project quality control and acceptance standards The person in charge of each functional department, the person in charge of each area, the leader of each cooperation unit, and the management personnel at all levels, who are in the process of project construction, cannot be only outsiders. We should and must devote ourselves to the construction of the project in accordance with the node construction period, management objectives and schedule formulated by the command post, based on the overall situation, focusing on the overall situation, proceeding from the collective interests, and taking the attitude of the owner. -
Discussion on quality control of supervision engineer in construction stage Engineering construction supervision is an important link to solve the quality management work in the development process of the construction industry. Its task is to control the investment, progress and quality objectives of engineering projects. As an important system of project quality supervision, supervision is an important control and guarantee factor for strengthening project quality. Take the three processes of supervision quality control as the main line, and respectively engage in pre control, in-process control and post control -
Elevator installation quality control and acceptance data sheet book This document is a set of elevator installation quality control and acceptance documents. The contents are complete and can be downloaded -
Work flow of quality control supervision in construction stage This document is the quality control supervision workflow in the construction phase. The content includes the supervision workflow. The contents are detailed for reference. -
Supervision quality control during construction (108 pages in total) The quality control of supervision in the construction implementation stage, PPT format, 108 pages in total, main contents: Section I Control of commencement conditions The control of commencement conditions is the basis for the supervision engineer to achieve its goal control. The quality of commencement condition control is directly related to whether the construction project can be successfully completed as planned, and is related to the normal construction of the main project in the future and ensuring the project objectives -
Analysis of concrete appearance quality control Analysis of concrete appearance quality control, mainly post tensioned prestressed box girder -
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. -
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 -
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 -
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 -
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. -
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. -
Quality control of heating energy conservation supervision 1. The heating range is divided into: local heating system, independent heating system, centralized heating system, regional heating system Local heating system: the heating system that the heat source, pipeline and radiator are connected as a whole and cannot be separated, which is only used for one room. Independent heating system: a heating system set up only for one or several households. Centralized heating system: use boiler or water heater for water -
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. -
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 Bored Pile The construction of bored piles is mostly carried out underwater, so the construction process cannot be observed, and the excavation acceptance cannot be carried out after the pile is formed. Any problem in any link of the construction will directly affect the quality and progress of the whole project, and even cause huge economic losses and adverse social impact to investors. Therefore, the foundation construction team is required to implement the construction technical measures -
Main supervision process of quality control 1. Process control 2. Quality control between processes 3. Design change and drawing modification, technical verification review 4. Acceptance of concealed works 5. Acceptance of divisional (sub divisional) works -
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. -
Quality control of a reinforcement project Setting of quality management points: including the type and quality of reinforcement; Specification, shape, size, quantity and spacing of reinforcement; Anchorage length, overlapping length, joint position and hook orientation of reinforcement; Welding quality; Specification, quantity, size and position of reserved holes and embedded parts; Reinforcement displacement; Thickness and binding quality of reinforcement protective layer -
Overview of construction project quality control This document is an overview of the quality control of the construction project. The characteristics of the quality control of the construction project are: there are many factors affecting the quality, which are prone to quality variation, and the first and second judgments are prone to errors. The quality inspection cannot be disassembled, the disassembly design is accurate, and the content is detailed, which is worth referring to and downloading. -
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 -
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
