What are the categories of workshop site signs?

1. The meaning of prohibition signs: prohibiting people’s unsafe behaviors. The tomb version is in the form of a circular frame with slashes. Circles and slashes are in red, circle symbols are in black. The backing is white. The circle is a symbol of inseparability, given the same area. Images drawn in circles appear large and clear.

2. The meaning of the notice sign is to remind people to pay attention to the surrounding environment to avoid possible dangers. Its basic form is an equilateral triangular frame, the angular frame and graphic symbols are black, and the substrate is yellow.

3. The meaning of the instruction sign is: forcing people to take certain actions or take preventive measures. A place marked with an "instruction sign" requires people to arrive at this place and must comply with the regulations of the "instruction sign".

4. The meaning of the reminder sign is: to provide people with certain information (such as marking safety facilities or places, etc.). General reminder signs refer to the direction of safety passages and emergency doors.

Extended information:

1. The Wall Sign

The wall sign is fixed parallel to the building wall. External or internal, place less than 18 inches from wall. Usually, there is only one side. Its shape can be made into a plate with attached characters (usually made of plastic), or it can be made into an independent three-dimensional character and directly mounted on the wall.

2. The Projecting Sign (The Projecting Sign)

The projecting sign is fixed on the building or the surface of the building, usually perpendicular to the building, and the content is almost always double. face. Due to these factors, it can be clearly seen from either side of the street. Some local sign regulations have very strict size restrictions on horizontal signs, so such signs are often used in European and historic American cities.

Reference: Baidu Encyclopedia - Signs