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1. Prepare the construction organization plan, and advance or delay the construction of the sub-projects that are not suitable for the rainy period according to the characteristics of the rainy period construction.
2. Reasonably organize the construction arrangement, so that the outdoor work is done on sunny days and indoor work is arranged on rainy days.
3. Pay close attention to meteorological forecasts, do a good job in flood control work, and if necessary, strengthen the projects under construction in a timely manner.
4. Do a good job of rainproof and moisture-proof building materials.
5. The roads and facilities at the construction site must be drained smoothly, and the rain should be stopped and the water should be dried as far as possible, and the ground water should be prevented from being discharged into the basement foundation, and the foundation project should be done to prevent the slope from skid and collapse.
6. Do a good job of drainage and rainproof measures for on-site houses and equipment before the rainy season. Prepare sufficient water pumps and related equipment for drainage, and prepare appropriate amount of rainproof materials such as plastic sheeting and linoleum.
7. In case of heavy rain, the pouring of concrete should be stopped immediately, and the parts of the silicon that have been poured should be covered with plastic film.
8. All mechanical and electrical equipment should be set up with a protective shed firm, and take rainproof and floodproof measures, install grounding safety devices, and the leakage protection devices in the electrical box must be sensitive and reliable, and check frequently.
9. The tower crane, construction elevator, external scaffolding, etc. at the construction site need to install lightning protection devices, and the grounding resistance is not greater than 4.
10. In the rainy season, the construction should do a good job of anti-skid reinforcement.
11. All mechanical equipment should be checked for good use after rain. drying, etc.
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The measures for construction in the rainy season include improving drainage facilities, and necessary repairs and grooming can be carried out to ensure that the drainage of the site is unimpeded.
Rainy season construction scheme:
1) Project Department.
Establish a leading group for flood control, unify the preparation work before the construction during the rainy season, and arrange the production work during the rainy construction, so as to minimize the impact of the flood season on the project. Regularly inspect the implementation of flood control measures, and solve problems in a timely manner, leaving no dead ends.
2) Under the unified command of the leading group for flood control, the responsible group should assume its own responsibilities and implement various measures and preparations.
3) Set up a weather forecaster to keep abreast of the weather changes in the near future and feedback the information to the leaders in a timely manner, so as to reasonably arrange production and avoid bad weather.
Disruption and impact on construction and production.
4) The project material management department should make preparations for various flood control materials in a timely manner, and flood control materials and machinery should be put into use immediately once needed, and should not be diverted for other purposes.
5) All kinds of materials on the site should be stacked in an orderly manner, and the materials that are waterproof and moisture-free should be stored in the warehouse or covered well, and the warehouse, especially the cement warehouse, should be more leakage, not collapse, no moisture, and no stagnant water.
6) According to the natural conditions of the project site, consider the drainage direction when leveling the site.
7) The site where the building materials are stacked must be inspected and repaired so that there is no water accumulation and no sinking.
8) Construction site.
The temporary road subgrade is paved with gravel, and the top is covered with coke slag and watered to both sides.
Make drainage blind ditches along both sides of the road.
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1. Improve the drainage facilities according to the planned general layout plan of the construction site, and the drainage ditch on the side of the main construction channel should be unblocked.
2. Ensure the integrity of the traffic roads in the venue, and set up a special person to be responsible for removing the water on the roadside and at the intersection to ensure that the water in the venue can be removed in time after the rain. Set up the necessary interception ditches and drainage ditches around the site, use the original drainage system as much as possible, and carry out necessary renovation and drainage to ensure that the site drainage is smooth.
3. Do a cofferdam at the edge of the foundation pit to prevent surface water from flowing into the foundation pit. Drainage ditches and a number of sumps are set up around the foundation pit, and then pumped to the urban drainage system by submersible pumps. Submersible pumps, drains and wires should be prepared, and personnel on duty should be arranged.
The slope of the foundation pit is covered with colored stripe cloth to prevent rainwater from scouring and causing collapse, and if necessary, the steel pipe is supported for support.
4. The backfill soil at the edge of the foundation pit should be covered with colored strip cloth to prevent wetting when it rains and affecting the backfill work. When the water content of the backfill is large, dry it in time, and after the rain, the thin mud on the surface of the backfill is partially removed and refilled.
5. Rainproof shelters should be erected for steel bar operations, and it is strictly forbidden to wash by rain before the welded joints are cooled to avoid brittleness. In heavy and moderate rainy days, it is strictly forbidden to carry out welding construction, and in drizzly days, simple canopies should be erected at the welding construction site to avoid protection.
6. Do not arrange pouring concrete in heavy rainy days, when pouring concrete is uninclusable in rainy days, the construction site should be covered with a canopy, and the surface of the poured concrete is covered with plastic film to prevent the newly poured concrete from being washed by rain. On rainy days, the amount of concrete stirring water is adjusted in time according to the measured moisture content of sand and gravel.
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The road construction measures in the rainy season are: drainage and dredging should be done in the soft base zone. Excavate a drainage ditch with sufficient depth at a distance of 3 meters outside the roadbed to remove the stagnant water within the roadbed, and then remove the silt and weeds at the base.
When building an embankment in the slope area in the rainy season, or taking soil from the soil pit as filler, a water interception ditch should be excavated above it to intercept the water and drain away, and the earthwork of the excavated ditch can be used to fill the roadbed.
Article 12 of the Highway Act.
Highway plans should be drawn up in accordance with the needs of national economic and social development and national defense construction, and should be coordinated with urban construction and development plans and other forms of transportation development plans.
Article 13. Highway construction land planning should be in line with the overall land use plan, and the current year of construction land should be included in the annual construction land plan. Oak Zen.
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Construction in the rainy season is very dangerous, so the necessary safety measures should be prepared, these measures should be more careful and cautious, and everyone should do some safety measures according to their own needs, but what are the construction measures in the rainy season? What are the precautions?
The construction personnel should do some understanding of the safety measures in the rainy season, so that it is more convenient to prepare, so let's learn about the construction measures in the rainy season?
Rainy season construction measure 1: According to the characteristics of rainy season construction, distinguish priorities, and projects that are not suitable for rainy season construction can be postponed or moved forward. If the project time is tight, it must be carried out in the rainy season, and the construction site must be prepared in advance, so that it must be completed by centralized assault under the condition of targeted guarantee measures.
Construction measure 2 in the rainy season: the power line should be insulated. Electricity is more dangerous, in the usual line construction need to pay great attention to safety, if it is in the rainy day construction, then it is more necessary to pay attention, to add insulation in the place of the wire joint, to prevent leakage short circuit.
Construction measures three in the rainy season: in the construction deployment should be based on the principle of combining sunny, rainy, internal and external, more outdoor on sunny days, more indoor on rainy days, try to shorten the time of open-air operation in rainy days, reduce the open-air operation surface in rainy days and adopt the policy of concentrated resources for assault operations. As far as possible, the method of assault construction in sections and parts should be adopted.
The above three measures are what everyone needs to know, and these construction safety measures are different, should be combined with various factors to do measures, let's see what are the precautions?
1.For bricks after rain, if the water content is large, they should be dried before use. The masonry that is seriously washed away by heavy rain and heavy rain should be dismantled and rebuilt.
2.There should be corresponding measures for the newly poured concrete to prevent heavy rain erosion, otherwise the construction can only be continued after being identified or treated by the relevant departments.
3.After the rain, the template and support should be carefully checked, and special attention should be paid to whether there is loose settlement at the bottom of the support, so that measures can be taken in time.
4.The moisture content of the sand and gravel constructed after the rain should be tested so that the mix ratio can be adjusted in time. There should be reliable guarantee measures for the construction of raw materials, and there should be enough dry raw materials at the construction site before the rainy season, so as to ensure the construction after the rain, and it is strictly forbidden to store cement in the open air, and pay attention to the waterproof and moisture-proof work of raw materials.
The above precautions must be carefully understood, so that it is beneficial to everyone's future work, I hope these contents can explain to everyone.
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In order to ensure the quality and safety of the project, the following technical measures for construction in the rainy season are formulated. Hope it helps!
1. Technical measures for construction in the rainy season
1) When backfilling the earthwork, the top surface of the backfill should have a slope, and the root of the building wall should be 20-30cm higher than the site to prevent rainwater from backfilling the foundation. According to the natural slope of the site, drainage ditches and sumps should be set up in the site to ensure that there is no stagnant water in the site. The site where the tower crane, gantry, mixer and other equipment is located should be appropriately higher than other floors, so as not to affect the normal operation of water accumulation.
2) When pouring concrete, there should be enough rainproof materials for covering (color striped cloth, straw bags, etc.) should be used in the event of sudden rain, which should not reach the final setting. The concrete is covered well to prevent the rain from washing the concrete and causing the loss of cement slurry.
3) In the rainy season, the water content of sand and stone is large, and the water consumption of mortar and concrete should be considered in the mix ratio, and the mix ratio should be adjusted when measuring. When the mortar is transported, it should be covered in the rain to prevent the loss of cement slurry.
4) Wooden components and materials that are afraid of water should be placed in the warehouse or covered and stored on higher ground.
2. Construction safety measures in the rainy season
1) Do a good job in the layout of the drainage ditch on the site in the rainy season, and do a good job in cleaning and dredging the drainage ditch to achieve no water accumulation in the rainstorm site.
2) Pave the construction road in the site, so that it can be passed after the rain, and the road surface should be repaired frequently to ensure the safety of traffic.
3) In case of rain, the foundation pit or high-altitude construction work should be stopped.
4) The site of stacking templates, trusses, etc. should be inspected after the rain to prevent tilting due to ground subsidence and safety accidents.
5) Do a good job of rainproof electrical equipment to prevent damage to lines and equipment due to short circuits in rain, so as to avoid electric shock accidents.
6) Open-air welding operations shall not be carried out on rainy days.
I'm relying on this one that's too unspecific.
Electric welding, outer frame, square timber and square timber stacking area, temporary electricity.
Due to the vagaries of the climate, it is not possible to determine the exact number of days, sometimes it is only a few days to over, sometimes it can be more than 1 month, but the general situation is usually about 20 days.
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