Classification of hot work
Hot work is divided into three categories: first-class hot work, second-class hot work and third-class hot work.
1. For first-class hot work, the project manager shall fill in the hot work application form, and the project department shall prepare the safety technical measures plan, which shall be received by the company director. Hot work can only be carried out after it is approved by the safety technical department and reported to the public security fire department for record or approval. The hot work period is one day, and any one of the following circumstances is hot work.
(1) in the no-fire area;
(2) Oil tanks, oil tanks, oil tankers, containers for storing combustible gases and combustible gases, and auxiliary equipment connected together;
(3) Various pressure-bearing equipment;
(4) High-risk welding and cutting operations;
(5) Relatively sealed indoor, container, underground water and other places;
(6) Places with a large number of flammable and combustible substances.
2. The construction management personnel shall apply for secondary hot work four days in advance, and attach safety technical measures, and report to the on-site competent leader? Hot work can only be carried out after approval. Any of the following situations belongs to secondary hot work:
(1) Conduct temporary welding, cutting and other operations in non-fire-forbidden areas with certain risk factors;
(2) containers such as small fuel tanks;
(3) In the outer wall, elevator shaft, holes and other parts, climb vertically through the bottom and weld and cut.
3, level 3 hot work
Except for the above, all other places are Grade III hot work, and the team leader should apply three days before the hot work and report it to the project for prevention. Hot work can only be carried out after the approval of the fire management personnel.
Extended data:
Anyone who enters the construction site must wear a safety helmet according to the standard. Anyone who works high above the ground or hangs in the air must wear a safety belt that meets the standards and operation requirements. In addition, hot work at heights should be stopped in windy weather. Then understand that the next few winds can't be hot at high places.
Safety Supervision Bureau requires that all enterprises and relevant units should stop lifting, high altitude, open-air welding and outdoor hot work and take relevant safety protection measures when strong winds of magnitude 5 or above strike. In addition, we should also pay attention to the cleaning of flammable items and eliminate the fire source in the workplace.
1, before hot work, the risk factors should be identified, risk assessment should be conducted, safety measures should be taken, and a safety operation plan should be prepared if necessary.
2. Hot work is strictly prohibited if the hot work permit has not been obtained, safety measures or safety operation plans have not been implemented, on-site operators or guardians have not been set up, and the safety operation plan has changed and has not been approved.
3. The hot work permit is the basis of hot work on site, which can only be carried out in the same medium, the same equipment, the specified measures and time range, and shall not be altered or signed.
4. It is not allowed to use fire on containers, equipment and pipelines containing flammable and toxic media. When hot work is really necessary in production, a reliable safety work plan and emergency plan should be formulated before hot work can be carried out.
5, enterprises should be combined with the actual situation, the implementation of hierarchical management of hot work.
6. Before applying for hot work, the operation unit shall conduct risk assessment from the aspects of hot work content, working environment and qualification of operators.
7, hot work process should be carried out in strict accordance with the requirements of safety measures or safety operation plan.
8, in the process of hot work, hot guardian shut down the job site hardware. Any change of hot work guardian must be approved.
Outdoor hot work shall not be carried out at heights with winds above 9.5, and all outdoor hot work shall be stopped with winds above 6.
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