Containment equipment does not include underground storage.
Expanded Information
Limited space is divided into three categories
Confined equipment: such as ship's hold, storage tanks, truck tanks, reaction towers and kettles, refrigerated containers, pressure vessels, pipelines, flues, boilers and so on.
Underground limited space: such as underground pipelines, basements, underground warehouses, underground works, culverts, tunnels, culverts, pits, waste wells, cellars, sewage tanks wells, biogas digesters, septic tanks, sewers and so on.
Limited space on the ground: such as storage room, lees pond, fermentation tank, dump station, greenhouse, grain silo, silo, etc..
What are the common limited-space operations in the construction industry
Limited-space operations refer to the operation activities carried out by the operator into the limited space. The common residential construction industry limited space operations are: in the construction of municipal projects, deep foundation pits, manually dug piles, various types of underground pipe wells and other places of operation; sewage treatment links of various types of pumping stations, collection pits, collection pipelines, inspection wells and other places of operation; garbage treatment links of the leachate collection corridor, collection tanks, garbage treatment plant (field) of the collection of gases, the transfer of vehicles, such as tanks, and so on place of operation.
What are the risks of limited space operations in the residential construction industry
Limited space operations in the residential construction industry are at risk of accidents such as poisoning, asphyxiation, explosions, fires, falls, drowning, collapses, electrocution, mechanical injuries, burns, etc., of which poisoning, asphyxiation, and explosion accidents are more common.
Work preparation for limited space operations
Construction units should make the following preparations in accordance with the requirements before carrying out limited space operations:
Firstly, they should identify limited space operations, determine the number and location of limited space and dangerous and harmful factors, and formulate the limited space operation program, emergency plan, and submit it for approval by the person in charge of the unit.
Secondly, according to the requirements of the operation program and emergency plan, respirators, gas masks, communication equipment, safety ropes and other emergency protective equipment should be equipped.
Third, in accordance with the operation program, clearly define the person in charge of the operation site, guardians, operators, emergency rescue personnel and their respective safety responsibilities, and implement relevant safety measures.
Fourth, to engage in limited space operations on-site responsible person, guardians, operators, emergency rescue personnel to carry out special safety training and assessment through.