What are the specific requirements for local electric welders and gas welders to be engaged in electrical equipment installation and electric and gas welding and cutting operations on that day? Answer: When electric welders and gas welders are engaged in electrical equipment installation and electric and gas welding and cutting operations, they should have operation certificates and hot work certificates, and be equipped with fire watchers and fire-fighting appliances.
✔ [Shorthand Formula 4] What are the characteristics of the deformation of Xiao Shunzi and Da Xianzi’s wood in all directions? Answer: The direction along the grain is the smallest, the radial direction is the largest, and the chord direction is the largest.
Before hot work, they should remove flammable and combustible materials around them, and take isolation measures if necessary.
The hot work permit is valid on the same day and issued according to the regulations.
If the hot work location changes, the hot work permit formalities shall be handled again…
There will be a lot of content that needs to be recited, whether it is for the first or the second construction, but rote memorization is obviously too inefficient.
Only by finding a way can we get twice the result with half the effort.
✔ [Shorthand Formula 5] What are the types of homogeneous steel fire safety glass? Answer: Homogeneous tempered glass, tempered glass, laminated glass and fireproof glass.
After operation, they must confirm that there is no potential fire source before leaving.
✔ [Stenographic Formula 11] Double certificate and double fire.
