Joke Collection Website - Bulletin headlines - What are the construction signs?

What are the construction signs?

Five signs and one picture are displayed at the gate (at least five signs and one picture): project overview, production safety, civilized construction, fire protection, management personnel list and telephone number, and general layout of the construction site. . . .

Safety passage: safety passage acceptance certificate (including safety passage number, acceptance personnel, maintenance personnel, acceptance date, etc.), signs and slogans for safe production and civilized construction, etc. . .

Carpentry shed, rebar processing shed: woodworking operating procedures, machine tool acceptance certificates, rebar work procedures, machine tool acceptance certificates, signs and slogans for safe production and civilized construction, etc. . . .

Construction elevators: acceptance certificates, safe production, civilized construction signs, etc.