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Prefabricated stainless steel reactor civil construction should pay attention to what problems?


Release time:

2019-09-26

PrefabricationStainless steel reaction kettleThe integrated design and buried installation are adopted, the land occupation and construction area are very small, the civil engineering quantity is very small, and the cost is greatly reduced, but the civil engineering work is still prefabricated.Stainless steel reaction kettleThe inevitable components of the installation process are summarized today in the prefabricationStainless steel reaction kettleMultiple civil engineering cases, compiled a number of prefabricatedStainless steel reaction kettleCivil construction precautions.

◇ Determined according to actual site conditionsStainless steel reaction kettleConstruction Scheme of Foundation Pit Excavation and Support;

◇ The excavation and support of foundation pit shall be determined according to the soil quality on site and relevant construction specifications;

◇ Adequate support measures shall be taken on the inner side of the foundation pit according to the relevant construction specifications to prevent the occurrence of collapse;

◇ At the same time of foundation pit excavation and support, a submersible pump shall be installed in the foundation pit to pump out the accumulated water or groundwater in the pit;

◇ After the foundation pit excavation and support are completed, C30 concrete shall be used to pour a cushion with a thickness of about 100mm at the bottom of the foundation pit;

◇ After the cushion layer is completed, pour it on the basis of the cushion layerStainless steel reaction kettlethe basis;

◇ When the strength of the foundation reaches 70%, it can be carried out.Stainless steel reaction kettleInstallation of tank;

◇ Please install the tank according to the "Prefabrication"Stainless steel reaction kettleManual;

◇ After the installation of the tank is completed, it is necessary to pour the filling hole on the bottom of the tank and the metal briquette on the foundation with concrete to play a protective role;

◇ Connect relevant pipelines;

◇ Backfilling of foundation pit: Backfilling of foundation pit is normally used in soil during excavation, but the soil cannot contain stones, bricks and other hard objects with a diameter greater than 30mm. A mix of yellow sand and fine stone is recommended for backfilling;

◇ In the process of backfilling, attention should be paid to the uniform backfilling around the foundation pit to prevent excessive earthwork from occurring and causing the tank to tilt;

◇ When backfilling, the height of 500mm needs to be tamped by a tamper, and the tamping degree should reach 90%;

◇ When backfilling is about 300mm from the ground, concrete with a thickness of about 300mm shall be poured on the surface of backfilling soil to protect the backfilling soil;

The above construction needs to do the corresponding safety protection measures;