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Anonymous users2024-02-06What are the characteristics of the classification of construction preparation work according to the scope of preparation work? See below.
1) Full-site construction preparation.
It is a construction project as the object of the construction preparation, its purpose and content are only for the whole site construction service, it should not only create favorable conditions for the whole site construction activities, but also take into account the preparation of individual project construction conditions.
2) Preparation of construction conditions for individual (bit) projects.
It is to a building or structure as the object of the construction preparation, the answer is that the purpose and content are for the single (bit) project to serve the collapse of the mountain, it must not only be for the single (bit) project to do all the preparations before the start of construction, but also for the preparation of the working conditions for the construction of its branch (item) project.
3) Preparation of operating conditions for subdivision (item) projects.
It is the preparation of working conditions for a sub-project or construction work in the winter and rainy seasons.
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Anonymous users2024-02-051. Technical preparation: Before construction, the construction organization design or construction plan must be prepared, and safety technical measures must be formulated for the specific situation. If the equipment is hoisted, the weight of the equipment should be accurately grasped to prevent the lifting machinery from being overloaded;
2. Organizational preparation: Before the start of construction, a construction organization can be established according to the characteristics of the project and the specific conditions and conditions of the construction department, and be fully responsible for the technical and management of the project;
3. Work preparation: Before construction, the required machinery and materials must be prepared in the preparation of the technical Yingming technique, and the mechanical equipment to be installed will be transported to the site in a timely manner, and the equipment will be unpacked and inspected, and the relevant equipment must be disassembled, cleaned and lubricated.
Precautions: The following methods should be used to clean the anti-rust grease on the surface of equipment and assemblies:
For the local cleaning of equipment and large and medium-sized components, it is advisable to use solvent oil, aviation washing gasoline, light diesel oil, ethanol and metal cleaning agents to scrub and wash; For small and medium-sized assemblies with complex shapes, the corresponding cleaning solution can be soaked, and the soaking time is determined with the nature of the cleaning solution, the temperature and the requirements of the assembly, which should be 2 to 20 minutes, and it is advisable to use multi-step cleaning method or dipping and shabu shabu combined cleaning, when using heating dipping, the temperature of the cleaning solution should be controlled, and the cleaned parts should not touch the container wall; For assemblies with complex shapes and serious dirt adhesion, it is advisable to use solvent oil, steam, hot air, metal cleaning agent and trichloroethylene and other cleaning liquids for spray cleaning, and spray cleaning method should not be used for precision parts and rolling bearings; When the final cleaning of the assembly parts, it is advisable to use ultrasonic devices, and it is advisable to use solvent oil, cleaning gasoline, light diesel oil, metal cleaning agent and trichloroethylene for ultrasonic cleaning.
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Anonymous users2024-02-041. Technical preparation.
Review the design drawings and familiarize yourself with the relevant information. Check whether the drawings are complete, whether there are errors and contradictions in the drawings themselves, whether the design content is consistent with the construction conditions, and whether there are any problems with the overlap and cooperation between various types of work. At the same time, you should be familiar with the relevant design data, structural characteristics and soil, geology, hydrology, construction period requirements and other information.
Gather information and find out the situation. Collect information on local natural conditions and technical experience; Go deep into the field to find out the situation of the construction site.
Preparation of construction organization design and construction budget.
2. Preparation of the construction site.
Establishment of measurement and control outlets. Arrange the measurement points according to the requirements of the general plan, set up the latitude and longitude coordinate piles and horizontal piles of permanent parts, and form a measurement control network.
Do a good job in the "three links" (road pass, electricity pass, water pass, and level the site). Repair the main transportation arteries in the site area, connect the power lines on the ground, and arrange the production and living water supply pipe network and on-site drainage system. According to the elevation determined by the general plan, organize the excavation and filling of earthworks, leveling work, etc.
Construction of large temporary facilities, including various ancillary processing plants, warehouses, canteens, dormitories, toilets, offices and utilities.
3. Material preparation.
Do a good job in planning the demand for building materials and arranging the supply of goods. For the national allocation of materials, materials should be allocated as soon as possible, and the application for plan indicators should be handled as soon as possible, and the local materials should be implemented for the supply of goods and order procedures. For special materials, personnel should be organized to purchase in advance.
Make processing commissions or production arrangements for reinforced concrete prefabricated components, steel components, iron parts, doors and windows, etc.
Do a good job in the preparation of construction machinery and tools, and do a good job in the maintenance and commissioning of existing machinery and tools; Machinery and tools that are still in short supply should be ordered, leased or manufactured immediately.
4. The construction team is prepared.
Improve, enrich and adjust the construction organization.
Deploy and arrange the combination of labor teams.
Employees make plans, technologies, and safety disclosures.
5. Issue the operation plan or construction task book.
Clarify wage items, project quantity, labor quota, planned number of working days, start and completion dates, quality and safety requirements.
Printing and distributing team work orders and team attendance sheets.
Assign a quota picking card.
After the construction preparation is ready, fill in the application report for the start of construction, and start construction after approval by the relevant departments.
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Anonymous users2024-02-031. Land acquisition, demolition and site leveling.
2. Complete the construction water, electricity, communication, road and other connection work.
3. Organize bidding to select project supervision units, construction units, equipment and material suppliers.
4. Prepare the necessary construction drawings.
5. Handle project quality supervision and construction permit procedures.
Methods of project quality supervision and construction permit procedures:
1. Before receiving the construction permit, the unit shall go through the registration procedures for project quality supervision at the specified engineering quality supervision agency.
2. Construction drawing design document review report and approval letter.
3. Notice of winning the bid and construction and supervision contract.
4. The person in charge and the organization of the project of the construction unit, the construction unit and the supervision unit.
5. Construction organization design and supervision planning (supervision implementation rules).
6. Other documents and materials required for renting a stool.
7. If the project investment is less than 300,000 yuan or the construction area is less than 300 yuan, the construction permit can not be applied. <>
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