How many years is the safety helmet valid?

Service life of safety helmet: calculated from the date of completion of manufacture, the branch cap should not exceed two years, the plastic paper rubber cap should not exceed two and a half years, and the glass fiber reinforced plastic cap should not exceed three and a half years.

Safety helmet: A safety helmet is a shallow dome made of steel or similar materials to protect the top of the head. It is a protective article to prevent the head from being injured by an impact object. It consists of a cap shell, a cap lining, a lower buccal joint and a back hoop.

The validity period of safety helmet is as follows:

1. The safety helmet is valid for one and a half years from the date of purchase.

2. Plastic caps are not more than two years, laminated caps and glass fiber reinforced plastic caps are two and a half years, rubber caps and cold-proof caps are three years, and riding helmets are three and a half years.

3. The safety helmet is easy to age beyond its general service life and lose its protective performance.

A helmet is a hat that protects the head from external forces. It consists of a cap shell, a cap liner, a chin strap and a back hoop. Safety helmets are divided into six categories: universal, riding, special, military helmets, military protective hats and athletes' protective hats. Among them, universal and special safety helmets belong to labor protection articles. There are two kinds of general safety helmets, which only prevent the top, both the top and the side impact.

Acceptance criteria of safety helmet:

1. Acceptance shall be carried out according to the helmet standard GB28 1 1-89, and the purchasing department and the safety and environmental protection department * * * shall conduct inspection and acceptance.

2. Before the helmet is used normally, the basic technical performance and special technical performance requirements do not meet the national standards. After being appraised by the Safety and Environmental Protection Department, it shall be implemented according to the company's material scrapping procedure.

3. After the helmet reaches its service life, the employee's workshop or department shall apply to the Safety & Environmental Protection Department, and after being appraised by the Safety & Environmental Protection Department, it shall be implemented according to the company's material scrapping procedure.

Therefore, for the safety of workers, we should not only pay attention to whether workers wear safety helmets, but also pay attention to the production date and shelf life of safety helmets. At the same time, it is necessary to check the safety helmet regularly, and replace it in time if it is found to be damaged or unqualified, so as to ensure that workers will not have accidents due to wearing expired safety helmets in production operations.

Specification for use of safety helmet:

1. All personnel who enter the production site or engage in productive labor inside and outside the factory must wear safety helmets (unless there are special regulations in the country or industry; Special operations or labor, except that measures can be taken to ensure that the head of personnel is not injured and approved by the safety supervision department).

2. When wearing a helmet, be sure to fasten the helmet belt to ensure that it will not fall off under various circumstances; The brim of safety helmet must be consistent with the visual direction, and it is not allowed to wear it askew or obliquely.

3. It is not allowed to disassemble the upper part of the cap and adjust the size of the cap liner without permission, so as to keep the vertical spacing and horizontal spacing in line with the relevant regulations and prevent personal injury caused by top contact after impact.

4, it is forbidden to put anything on the hat lining. It is forbidden to change any mechanism of safety helmet at will. Do not use the safety helmet as a container. It is forbidden to use safety helmet as cushion. The safety helmet must have a description, indicating the place of use, for the reasonable use of operators.

5. Always keep the lining of the hat clean. If it is not clean, it can be cleaned with soapy water and clear water. Don't put it in a place with acid and alkali, high temperature, sunshine, humidity and chemical solvents after use.

legal ground

Interim regulations on assignment and transfer of the right to use state-owned land in cities

Twelfth land use rights transfer the maximum number of years according to the following purposes:

The maximum service life of residential land is 70 years;

The maximum service life of industrial land is 50 years;

The maximum service life of sports, health, culture and education land is 50 years;

The longest service life of commercial, tourism and entertainment land is 40 years;

The maximum service life of comprehensive land is 50 years.