What do you mean by three treasures with four mouths and five borders?

"Three treasures, four mouths and five realms" is a common safety mantra on construction sites, which specifically represents the following points:

1, Sambo

"Three treasures" are the three treasures of safety protection for construction workers, namely, safety helmet, safety belt and safety net. Safety helmet: All personnel entering the construction site, no matter what type of work, no matter what reason, no matter what reason, must wear safety helmet every day, every day and all the time. The safety helmet must be worn correctly, and the hat strap should be fastened to prevent the safety helmet from losing its protective function.

2, four mouths

"Four ports" reserve holes, elevator wellheads and stairs for projects under construction. Stairs, elevators and reserved holes are provided with fences, cover plates and nets. For the population and tic-tac-toe frame of the building under construction, protective sheds that meet the requirements should be set up, and eye-catching signs should be set up.

3. Five borders

"Five temporary" refers to the balcony periphery without railings, the horizontal periphery without external frame protection, the floor periphery of the frame project, both sides of the upper and lower runways and ramps, and one side of the unloading platform.

In the process of construction, double fences or safety nets with a height of 1.2M must be set around the balcony, the roof without external frame protection, the floor of frame engineering, the runway, both sides of the ramp and the outside of the unloading platform, and locked with steel columns every 3m.

"Ten Safety Technical Measures" for Safety Management in Construction Site

1. Use safety "three treasures" (safety helmet, safety belt and safety net) according to regulations.

2, scaffolding materials and scaffolding must conform to the requirements of safety regulations.

3, all kinds of cable wind rope and wind rope settings must comply with the requirements of safety regulations.

4, mechanical equipment protection device must be complete and effective.

5. Crane and other lifting equipment must have limited safety devices, and it is forbidden to "run with disease", overload operation and maintenance during operation.

6. The wires and lines erected must conform to the regulations of local authorities, and all electrical equipment must be grounded to zero.

7. Electric machinery and hand-held electric tools must be equipped with leakage tripping devices.

8. The protection of the "four ports" (access port, reserved hole, stairs and elevator wellhead) of the project under construction must be standardized and complete.

9. Warning signs should be set up in dangerous areas such as cliffs and scarps on the construction site, and red lights should be set up at night.

10, it is forbidden to enter the construction site barefoot or wearing high heels and slippers, and it is forbidden to wear shoes with hard soles and nails that are easy to slip when working at high altitude.