[Boutique] Construction Engineering Internship Report
Through a week of construction engineering training, we learned a lot of useful things, although the time is too hasty, but for some technical terms, the specific construction process has an in-depth understanding. After this internship, let me gain a perceptual understanding of this upcoming major in practice and lay a solid foundation for future professional study. It not only allows us to learn a lot of knowledge that we can't learn at all in the classroom, but also broadens our horizons, grows our knowledge, and lays a solid foundation for us to apply our knowledge to practical work in the future. And consolidate theoretical knowledge and link theory with practice. I have cultivated my ability to use theoretical knowledge to solve practical problems. Now, I will summarize the training content as follows:
Purpose of the internship: The purpose of this production internship is to link the professional knowledge learned with the actual project, to connect the theory with the reality, to understand and understand the knowledge through practice, and to cultivate our patriotic spirit of loving the motherland and to learn the frontline staff. The spirit of down-to-earth, loyalty and dedication, cultivates the spirit of our love of civil engineering and dedication to civil engineering. In addition, we also cultivate the excellent quality of our love of labor through internship. 1. Earthwork excavation project
1. Construction preparation for measuring the release line and measuring the protection of pile points
Before the excavation of the foundation pit, all the red line piles in the field and the positioning piles of the building. It is clear whether the pile is displaced or not. If there is a displacement, it should be combined with the planning department and the construction unit to study the treatment plan and correction.
Position the roadside roads and temporary facilities in the field for observation.
Before excavation of the foundation pit, the white and gray lines of the upper and lower openings of the foundation pit shall be measured according to the construction drawings, the slope of the foundation pit excavation and the approved axial pile. Before the excavation of the foundation pit, all the axial piles and leveling points within the excavation area of the foundation pit shall be led out of the construction activity area, and the wooden piles shall be used to deepen the nails and be nailed and protected.
After all the measured wooden piles and red line points have been verified, the project department should carry out regular inspection and review to ensure the accuracy of the red line. Second, steel works
Bundling of base and base beam reinforcement
1. Press the rebar position line to pop the bottom layer of the bottom plate. According to the force of the bottom plate, it is determined in which direction the steel bars of the lower layer are below the steel bar. Under normal circumstances, the short-term reinforcing bars are first laid, and then the long-term reinforcing bars are laid.
2. Place the mortar cushion for the concrete protection layer of the bottom plate. The thickness of the cushion is equal to the thickness of the protective layer. The distance can be reduced by about 1m, and even the mortar block can be replaced by iron.
3. If the base plate has a foundation beam, it can be bundled and formed, then installed in place, or tied in place according to the beam position line. 4. If the bottom plate steel bar has a lashing joint, the lap length and the lap joint position of the steel bar shall conform to the requirements of the construction specification, and the steel wire for the steel lap joint shall be fastened at the center and at both ends. If welded joints are used, the joint position shall also comply with the construction specifications in addition to the specimens to be taken in accordance with the welding regulations.
5. According to the good wall and column position line, the wall and column into the foundation of the ribs are firmly tied, the depth of the insertion should meet the design requirements, the length of the shovel should not be too long, and the upper end should take measures to ensure the vertical ribs Not skewed, dumped, or displaced. Binding of beam reinforcement
1. Draw the stirrup spacing on the beam side template and place the stirrups.
2. First wear the lower longitudinal longitudinal reinforcement of the main beam and the bent reinforcement, and separate the stirrups one by one according to the drawn spacing; wear the lower longitudinal longitudinal reinforcement of the secondary beam and bend the reinforcement, and set the stirrup; The erecting ribs of the primary and secondary beams; the ribs and the stirrups are firmly tied at a certain interval; the spacing of the stirrups is adjusted so that the spacing meets the design requirements, the vertical ribs are tied, and the main ribs are tied, and the primary and secondary beams are simultaneously matched. 3. The longitudinal reinforcement of the upper part of the structural beam shall penetrate the intermediate node. The length of the longitudinal reinforcement of the lower part of the beam shall extend into the intermediate node and the length of the extension through the centerline shall meet the design requirements.
4. The hooks of the stirrups at the overlap should be staggered in the beam. The hoop hook is 135° and the straight part is 10 d. If the hoop is made, the length of the single weld is 5 d.
5. The first stirrup at the end of the beam should be set 50 mm from the edge of the column joint. The stirrups at the intersection of the beam end and the column should be encrypted to meet the design requirements.
6. The lap joint of the beam: When the diameter of the beam of the beam is equal to or greater than 22mm, the welded joint should be used. When the diameter is less than 22mm, it can be
Third, the template project 1. Preparation and installation of the template before installation Note the template into the site, according to the design requirements of the board to check the number, check the model lifting template should be smooth operation personnel must strictly follow the template together with the mold must be cleaned before the mold The contact surface between the clean formwork and the concrete should be cleaned, the release agent should be applied, and the template brushed with the release agent should be cleaned after the rain or other factors fail. The template should be installed after the first inner and outer sides, first the horizontal wall and the rear vertical wall. After the installation of the in place template is in place, the gap and the connection part can be blocked to prevent leakage and misalignment. 2. Installation of the template wall and column formwork: Eject the wall and the edge of the column template on the base layer and Control the line and then place the template in place. Temporarily fix the template first, adjust the lower port of the template according to the template control line, and temporarily fix it. After the template is reinforced, the verticality of the template is adjusted by the support hanging wire, and then the template is finally reinforced. After reinforcement, the position and verticality are checked twice to ensure the correct size. Beam and plate formwork installation: 1) Eject the elevation control line on the wall and column, and according to the elevation control line, pop the beam and the lower level elevation control line of the plate template on the wall and column. 2) Place the beam plate formwork column: the column of the beam and plate formwork, strictly according to the designed spacing and position, and the bottom column should be in the same position, and the column should be 50 thick planks under the column. 3) Beam and plate arching: first adjust the supporting height according to the design elevation at both ends of the beam and around the board, and then pull a level line; calculate the support according to the height of the arch and the position of each intermediate support. The arch is high, and after adjusting the height of each support, the beam bottom mold or the main keel of the board is laid. Embedded parts, reserved holes: On the completed beam and plate formwork, determine the exact position of the embedded part and the reserved hole according to the drawing requirements, and clearly mark the elastic line, and then the template of the embedded part and the reserved hole Fix it on the beam and plate template with nails or the like. Beam and slab post-casting stencil treatment: When the slab is post-casting, the template is disconnected from the entire slab formwork. When the stencil is removed, the formwork at the post-casting strip is not removed. After the concrete is poured, the bamboo slab is covered from the upper part. Protect the steel bars. The top plate is post-cast with a template to install the top plate: After the template is installed, use a roller brush to paint a layer. If it is raining, repaint it. Formwork inspection during concrete pouring: When concrete is poured, a special template is set up for monitoring and inspection, and problems are found to be dealt with in time; after wall and column concrete pouring is completed, the verticality of the wall and column is checked twice. 3. Quality acceptance. Dividing inspection batch: According to the construction flow section, the inspection batch is divided, and each flow section is an acceptance batch; before the acceptance, the inspection batch is divided together with the supervision unit to determine the quantity of the inspection lot. For details of the acceptance organization, please refer to the section “Management Assurance System and Quality Management Measures”. Technical data acceptance template scheme; floor plan release record, floor elevation record test; pre-test record; inspection batch acceptance record. The template panel checks the template accurately, the joint is tight, the reinforcement support is firm; the template release agent is evenly painted, no leakage brush, no pollution steel; the embedded parts and reserved holes are firmly installed; the height of the beam arch meets the design requirements; vertical and level Equal deviation, the control is within the allowable range.
Fourth, concrete works:
Concrete engineering includes construction, transportation, pouring, maintenance and other construction processes. Each construction process is related to each other and affects each other. Improper construction of any process will affect the final quality of concrete engineering. The preparation of concrete involves the preparation of concrete and the agitation of concrete, each step being crucial. The preparation of concrete also includes the design coordination of concrete and the construction mix ratio of concrete. The construction mix ratio is based on the design ratio of the laboratory to increase a value and has a 95% strength guarantee rate. Concrete construction ingredients must be accurately measured to ensure that the concrete being mixed meets the design and construction requirements. The deviation shall not exceed the specification. The difference between the construction mix ratio and the experimental mix ratio is the difference in water content. Because the concrete strength value is very sensitive to changes in the water to cement ratio. Due to the actual moisture content of sand and stone in the laboratory when testing concrete. In order to ensure accurate water-cement ratio of on-site concrete, the water consumption should be adjusted according to the actual moisture content of sand and stone on site. For concrete mixing, to obtain uniform concrete, the raw materials must be thoroughly stirred to thoroughly mix the raw materials. The mixing of concrete in the project generally adopts mechanical agitation. Generally, attention should be paid to the control of the mixing time and the control of the feeder time. Concrete pouring is the most important part of concrete engineering. Only qualified pouring can ensure the strength of concrete. The compactness meets the design requirements, and the integrity and durability of the structure can be ensured. The size can be accurate to ensure the concrete after demoulding. The surface is smooth and smooth. Before the concrete is poured, the acceptance of the concealed works should be done, and the size of the formwork, the axis and its bearing capacity and stability should also be checked. The quality of the pouring is also closely related to the technical level of the pouring workers. If the vibration is insufficient during the pouring process, it is easy to produce segregation, and it is easy to produce honeycomb, pockmark, and even lacing. The indwelling of the construction joint is also a special process of concrete pouring. For some reasons, the whole structure cannot be continuously poured, and the stopping time may exceed the concrete setting time, and the construction joint should be pre-determined in the appropriate part. Generally, the construction joint should be left in the part where the structure is less affected by shearing, and the convenience of construction should be considered when applying.
Five: masonry engineering
1. According to the requirements of the drawings, do a good job of measuring and releasing the line, set the level base column and set up the leather rod, the masonry with the slope requirement, and set the slope door frame.
2. After the basic cleaning, the axis, edge line, door opening and other size position lines are played on the basis of the construction drawing, and the elevation is checked.
3. The stone should be piled up in the vicinity of the masonry part according to the required quantity; the stone should be processed in a centralized manner before the masonry according to the specifications and quantity, and stacked and stacked according to different specifications for use.
4. Choose small construction machinery, including vertical transportation, level transportation wall masonry and stone installation, and try to reduce the heavy physical labor of manual handling to improve work efficiency.
5. Masonry mortar should be determined by the laboratory according to the design requirements and the actual material on site. 6. The masonry masonry wall should be released according to the centerline of the foundation, and the wall and the wall should be laid. The skin height is about 300 to 400 mm. The masonry method uses a pulping method. Use a larger flat stone, first make a corner, at the junction and the door hole, and then build it in the middle. Before the bricklaying, the pendulum should be tested first, so that the size of the stone material is matched. The large surface is placed flat downwards, and the exposed surface should be flush with the oblique opening facing inward, and the mortar should be placed one by one to make the mortar full. The larger gap between the stones should be filled with small stones and then grouted. The width of the ash seam is generally controlled to be about 20 to 30 mm, and the thickness of the ash is 40 to 50 mm.
7. When laying bricks, the upper and lower skins of the stones should be staggered from each other, staggered inside and outside, avoiding heavy seams, flat seams and holes, and should pay attention to the reasonable placement of stones.
The production internship that lasted for a week ended like this. One week can't be said to be very long, but what it brings to us is an experience that will never be forgotten. During this week, we learned a lot about the foundation treatment and foundation pit support, learned about the construction procedures and methods of foundation pit support, and mastered some practical knowledge. The so-called practice is the only criterion for testing truth. This internship is to link the knowledge we have learned before to practice. It not only makes us believe in the correctness of the knowledge we have learned before, but also expands our knowledge and contacts. A lot of useful new terms and new terms have also paved the way for the study of the professional courses that we will take in the next semester.
In this short period of one week, we not only have a higher level of knowledge, but also a certain improvement in physical and willpower. As a civil engineering student, it is unscientific to directly contact esoteric professional knowledge before taking a professional course. To this end, the school led us to carry out this internship, let us get this door in advance from practice. The perceptual knowledge of the profession that I am going to work on will lay a solid foundation for the study of professional courses in the future. Therefore, it is very worthwhile to spend an internship this week. I am very pleased with this! In short, in this internship, we have made progress in all aspects. I believe that the experience brought to us by this internship will definitely be for us. I will greatly help my study and life in the future! This internship has enriched my knowledge in this area and made me move to a deeper level. It has a certain role in promoting my future society, but I also realized that If you want to do a good job in this area, you can't do this in just a few days of internship. It also requires me to accumulate bit by bit in my usual study and work, and constantly enrich my experience. The road ahead of me is still very long, and I need constant efforts and struggle to really go well.
I firmly believe that through this period of internship, the practical experience I have gained will benefit my life. I will continue to be verified in my actual work after graduation. I will continue to understand and understand the knowledge I have learned in the internship in the future. In my work, I will continue to apply the theoretical knowledge and practical experience I have learned to practical work, fully demonstrating my personal and life values. To achieve self-ideal and bright future efforts.
Part 2: Construction Engineering Internship ReportForeword
Architectural design plays a leading and leading role in the overall engineering design. It should also consider the comprehensive coordination of architecture and structure, construction and various equipment and related technologies, and how to achieve various requirements with less materials, labor, investment and time. To make the building suitable, economical, sturdy and beautiful, this requires the architect to carefully study and implement the building principles and policies, to correctly master the building standards, and to have extensive scientific and technical knowledge.
Summary
The intense graduation internship is about to end with a satisfactory ending. From last year to the present, when I recalled that I had just left the campus, the harvest was great. Not only did I make a systematic review and summary of the professional knowledge I have learned in the past few years, but also made me truly understand the hardships of work and the satisfaction and sense of accomplishment that I received after paying off. At the same time, it also laid a solid foundation for future work, and also paved the way for future life.
First, the internship background
Development Zone Tianxin Anju Community Project Introduction
The Tianxin Anju Community of the Development Zone is located in the south of Jinling West Road, Development Zone, facing the street. The land has convenient transportation and excellent environmental resources.
The total land area of the project is about 7662.56m2, and the total construction area is 21118.99m2. The current site is partially flattened, and the overall site height difference is about 1.5M.
The residential community has multi-storey residential buildings, high-rise residential buildings, kindergartens, shops, and high-rise sections with shear wall structures. The anti-seismic joint is separated between the high-rise residential building and the garage, and the seam width is 70mm. When some high-rise buildings cannot be set up with anti-seismic joints due to the requirements of building facades, the post-casting belts or seamless construction techniques are adopted, and the structural reinforcement of beams, slabs and wall members is differentiated according to different lengths. Measures to reduce the occurrence of concrete cracks.
The purpose and significance of the internship
Through this internship, you can understand the basic working procedures, working methods and professional requirements of the architect. After graduation, you can better adapt to the development of the market and the requirements of the society. At the same time, it is also to test the results of the students' study at school and make up for the classroom. Insufficient learning, improve the skills of integrated design to achieve the goal of professional training.
Second, the internship content
During the six-month internship, I learned more about the profound connotations of architecture, from a written theoretical level to a new level of integration with reality, as well as specific design processes, plans, elevations, sections, and The requirements specification of the renderings has a deeper understanding, the concept of space has gradually become clear, and there is a new orientation for the future. I believe this internship experience will play an irreplaceable role in my future architectural design career.
In the first two weeks of this, I don’t know what to do, I can’t insert anything, just take the drawings of the clockwork and copy the drawings, so I can get familiar with the software operation and speed up the drawing. Later, under the guidance of Zhonggong, the plan was completed, and then the plan was cut and the drawings were completed.
First of all, it is an understanding of the entire process of the building. The formation and process of the building are as follows: Investor investment--national review and approval--design institute to make architectural plan--winning bid--design institute to carry out architectural design--construction department approval--construction unit construction--supervisor review --Construction completed, delivery - decoration company to carry out renovation - delivery - by investors and real estate companies to buy and sell. Throughout the process, the design part of the building occupies a very important position. Therefore, every step of design should be in accordance with the regulations, and every step should be cautious. There are also processes in the design: do the plan - the plane design - the facade, the section design - hydropower, heating, elevator design.
After a general understanding of these aspects, we did the actual operation - drawing. To draw, you must first understand the function, and then familiarize yourself with the usage of each tool. There are also steps when drawing: axis - wall line - door and window - inside the house - marked - stairs. Also modify while drawing. I just started to draw some simple floor plans and learn to use shortcut keys to make drawings. In the process of drawing, I also encountered some difficulties, such as the intersection of arc and line, the closing of the figure, the drawing of the stairs, and often made mistakes during these times, affecting the next operation. In these operations, you need to be careful and patience to modify.
These are all means of drawing, and they are indispensable. If you want to improve your self-cultivation, the key is to learn from time to time. There are many books in our design institute. When there is nothing to do, we use books to improve ourselves. In short, we learn something. Just fine.
In the process of internship, in addition to practicing the theoretical knowledge learned, we must also learn to deal with the relationship between people. In a real society, complicated interpersonal interests are like a network of people, connecting everyone in this society, and when you can continue to expand this network and keep it in good condition. There is a foundation and a development opportunity in the society. Maybe we don't have to think about this relationship too complicated and overly important. After all, we just got out of school. It takes a certain amount of time to build up and precipitate. Due to the short time of this internship, there is not much time for me to have a detailed exchange with colleagues in the design institute. Generally, I can only grasp the chat to promote understanding during the daily eating process. In addition, during my internship, there were two opportunities for dinner and a group of outdoor activities. I also participated actively, which will increase my communication with my colleagues. I was able to recognize a group of designers in a short period of time. I believe this is a valuable interpersonal resource I gained during my internship. But I am not active enough in communication and the limited nature of their communication. Part of the failure lessons in the internship process.
Third, the internship summary / experience
Through a six-month graduation internship, the general experience can be expressed in one sentence, and the paper is finally heard, and I know that this matter must be carried out.
In the past, the courses in the school were all about a single aspect of knowledge, but the work was different. It needed to consider all aspects of engineering factors, such as reasonable layout, safety, economy, and aesthetics, as well as the convenience of construction. This is a comprehensive systematic project, which requires us to think about issues from different perspectives such as architecture and structure.
During the internship, the problems encountered were constant. With the help of the instructors and classmates, I gradually matured by reference to the architectural atlas, building codes and various design materials.
In the process of computer graphics, I am more proficient in the design of software such as AutoCAD, Tianzheng architecture. In this process, I have a deeper understanding of the mapping specifications, and have a clearer understanding of the content, line shape, and dimensioning of the flat, vertical, and sectional views.
Therefore, through this graduation internship, I mastered the contents, steps, and methods of architectural design, comprehensively understood the whole process of design; cultivated the correct and skilled architectural plans, architectural design calculations, structural processing and the ability to draw architectural drawings; Our sense of cooperation in the design of architectural engineering; the ability to cultivate correct and skilled use of norms, manuals, standard atlases and reference books; through practical engineering training, to establish the idea of functional design, construction, and overall economic coordination, to further build buildings and buildings The sense of responsibility of the engineer.
Through the hard work of this period, the graduation internship is nearing completion. The internship is the last important part of the student's upcoming completion of the school. It is a comprehensive summary and comprehensive application of the knowledge acquired by the school, and provides an opportunity for actual performance in the future. It is our test and summary of the knowledge theory we have learned, which can cultivate and improve the ability to analyze practical problems and solve problems independently.
Part 3: Construction Engineering Internship ReportThe training is to strengthen the professional ability of the post in the internship and improve the professional quality training. It is an important stage for the students to deepen, broaden and comprehensively train the relevant courses of the construction and other related courses. From the beginning of the internship, it is necessary to link the internship with the employment. It is necessary to realize that the competition in the social talent market is fierce and cruel, and it is necessary to enrich and improve itself from theory to practice. The construction industry is an industry that values experience. Therefore, we should consciously accumulate practice, establish professional goals that can give full play to our talents, do a good job in basic positions, and organically combine social needs with personal talents and hobbies. Train your career choices in the internship and prepare today's internship as a candidate for tomorrow's job.
Internship is learning in practice. She is a process of acquiring knowledge and cultivating skills. Construction internship refers to the professional study of construction engineering technology and related majors. The construction site is a large classroom. The construction site, construction machinery, building materials, construction technology, construction organization and management methods are the learning contents. The workers and technicians on the construction site are doing everything, and the words and deeds are the example of learning. Only by being good at observation, diligent in thinking, and brave in practice can you learn the knowledge you can't learn in class and get your own skills. At the same time, today's internship site is tomorrow's workplace. We should seize this good practice opportunity, establish a mourning for practical learning, and strive for more gains.
The construction practice internship is undoubtedly the completion of the teaching plan by the students of the architectural engineering technology, which enables us to improve our knowledge, ability and quality, and achieve the key practical teaching links of the training. It lays the necessary foundation for the follow-up course teaching. Through the practical training of construction training, we get an opportunity to practice in depth and understand the society. We will be exposed to a variety of people and things to exercise our ability to recognize the adaptation of society; it will help us to combine the theoretical knowledge and production practices learned in this book, and broaden our horizons; learn the production and management knowledge of construction sites. Can improve our ability to comprehensively solve problems, organize management and socialize;
In short, construction training and learning will have a great impact on our ideological and moral character, work attitude and style, comprehensive quality and work practice ability training, and is of great significance for improving our overall quality.
Now I am a sophomore, and I have been studying at the university for almost two years. My major is construction engineering. At the end of this semester, the school organized us to internship and arranged for us to practice at the construction site of Eurasian City in Xinyu City, giving us a very good exercise opportunity. Second, the internship unit profile:
1) Internship project name: Xinyu City Jiyang Real Estate Co., Ltd. 2) Supervisor: Xinyu City Zhengda Supervision Company Xinyu City Zhenghong Supervision Company 3) Project Overview: General Project Profile: Construction Unit: Armed Police Hydropower Second Team Structure; Architecture The area of 2000 acres of roof waterproofing; secondary marking unit: total plane size and elevation in meters, other drawings are in millimeters. Design elevation 0.000
Third, the internship content and process internship content mainly include: 1, foundation 2 waterproof layer practice 3, template production 4, cast-in-place reinforced concrete floor slab
At the construction site of the main building, we saw the on-site construction of the cast-in-place reinforced concrete floor slab. Cast-in-place reinforced concrete floor slab construction site through the formwork, tying steel bars, pouring concrete, curing and other processes to form the slab. Advantages: good integrity, strong seismic capacity, irregular shape, can be reserved for holes, convenient pipeline layout. : Template, large amount, slow construction speed.!
The main body of the school is a reinforced concrete structure. The structure formed by the reinforced concrete main beam, the secondary beam and the column is used as the skeleton of the building, and the connection between the beam and the column is a rigid node. The load on the roof and floor is transmitted to the beam through the plate, from the beam to the column, and from the column to the foundation. The walls of the structural structure are all self-supporting walls, which only function as separation and enclosing. The weight of the brick wall is transmitted to the column through the beams and plates. Sometimes the stiffness of the infilled wall is greater than the stiffness of the vertical column, which is extremely unfavorable to the earthquake resistance of the structure. Therefore, solid clay bricks should not be used as the infill wall to reduce the self-weight and load of the structure and weaken the rigidity of the partition wall. The structure structure is not limited by the slab span, which can provide flexible use space for the building, but the seismic performance is poor. In the structure structure, the beam-column member has a small cross section, so the bearing capacity and rigidity of the structural structure are low, and its force characteristics are similar to that of the vertical cantilever shearing beam. The higher the floor, the slower the level displacement, and the high-rise structure is in the vertical and horizontal directions. All directions are subject to a large level of force. At this time, the cast-in-place floor also works as a beam. The role of assembling the integral floor is not considered. In order to enhance the seismic capacity of the structure, the following principles are followed in design: “Strong beam weak beam, strong shear weak bend, strong joint strong anchoring.” Architecture structure: roof and floor, structural beam, structural column, column foundation, structural wall . Quality control of reinforced concrete structure structure engineering preparation stage
The quality management carried out during the pre-construction preparation phase is the key work for the project supervision department to start supervision. To do the pre-existing quality management of the project, the individual thinks that the following work should be done:
Inspection of the construction drawings and the construction of the construction plan or the review of the construction plan The inspection of the quality of the main raw materials entering the site 4) Checking the concrete mix design conditions Checking the mechanical equipment 6) Checking whether the contractor has carried out quality and safety aspects for the construction personnel The technical disclosure.
According to the construction method, the reinforced concrete structure engineering is divided into cast-in-place reinforced concrete structure engineering and fabricated reinforced concrete structure. The cast-in-situ reinforced concrete ten-structure project includes steel bar engineering, formwork engineering and coagulation-I-~2 process, with construction technology The process is shown in Figure 4-1. Due to the large number of construction processes, it is necessary to fully prepare before the application of Scheding, and should be reasonably organized in the application of Scheding, and the following species should be closely coordinated. Otherwise, it will affect the progress and quality of the implementation. Masonry engineering: Masonry engineering refers to the construction of ordinary clay bricks, load-bearing clay hollow bricks, autoclaved lime sand bricks, fly ash bricks, various small and medium-sized blocks and stone materials. Construction process requirements 1, masonry stacking
Loading and unloading bricks should be piled up neatly, and dumping and throwing are strictly prohibited. After the bricks are transported to the site, they should be stacked according to different specifications. The site should be leveled and drained.
The height of the brick stacking should not exceed 1.6 meters, and the proper passage should be maintained between the piles. After the bricks are stacked, the construction should be covered in case of rain. 2, wall masonry
The bricks are watered and wet the day before the masonry.
Vertical and horizontal walls should be built at the same time, criss-crossing. The gray joints of brick masonry should be horizontal, vertical and uniform, and should be filled with mortar. The thickness of the joint is generally 10mm and should not be less than 8mm.
The height of masonry should not exceed 1.2m per day. The length of the slung in the masonry construction joint is not less than 2/3 of the height.
4) When the masonry is built to the bottom of the beam, the masonry of the lower part must be slanted and stabilized every other day to ensure that the mortar is full and the bottom of the beam is in close contact, and the gap is filled with mortar.
When laying the wall end, the brick must be close to the structural cylinder surface, fill the mortar, and flatten the reserved tensile steel bars on the column, and build it into the standard gray joint.
When the masonry wall has a level of more than 5m or no reinforced concrete wall at the end, it should be based on the design drawings.
To construct a structural column in the middle or end of the wall
When the masonry height is greater than 4m, it is required according to the drawings.
The bricks on both sides of the door and window openings should be non-grooved, ensuring that the circumference of the hole is straight, and prefabricated anchor blocks are built in the design requirements. The door and window frame must be firmly fixed to the anchor block, and if there is a gap, the mortar should be filled with mortar or sealing caulking material.
The masonry mortar must be stirred evenly, and it should be used within 4 hours. The designation and variety of the mortar must meet the design requirements.
The flatness and verticality of the wall surface, the uniformity of the gray joint and the fullness of the mortar should be checked and corrected at any time. After each floor is completed, the axis size of the wall should be checked. If there is any deviation, it should be corrected in time. If it does not meet the specifications and requirements, it must be reworked. 3. Masonry of key parts
At the intersection of the brick and the wall column, the tie bars must be reserved, the vertical spacing is 500mm, and the buried ribs are inserted into the wall.
Brick wall and floor joint
For example, when the slab or the bottom of the beam is not reserved, firstly, the mortar is bonded between the lime sand brick and the floor, and then the small sand wedge is used to wedge the lime sand brick and the bottom of the floor, and the gap is tamped with mortar. Brick wall and door junction
When the rear plug is used, two concrete blocks with wooden bricks or iron pieces are built on each side within 2 meters according to the height of the hole. When the hole is higher than 2 meters, four pieces are built. When the door frame is installed, the door frame is nailed first. Hole, and then nail the door frame and nail the wooden brick inside the concrete.
When the width of the door beam is less than 50cm and there is no reinforced concrete belt, three wedge-shaped lime sand bricks can be bonded to the shape with bonding mortar, etc., after natural curing for 1-3 days, the first time in the masonry Install the mortar on the door and on the ridge. When the beam is larger than 50cm, the upper part must be made of reinforced concrete beam.
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