Prompt sign: provide people with certain information (such as indicating safety facilities or places), and its figure and meaning are shown in the following figure (the figure is white, and the background is green).
Attachment: Common safety signs on the construction site are safe and unimportant! Hurry up..
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The role of safety signs is mainly to draw people’s attention to unsafe factors and prevent accidents.
Prohibited signs and instruction signs are white characters; The warning sign is black.
Warning sign: draw people’s attention to the possible danger and its figure and meaning are shown in the figure below (triangle border and black symbol, the figure background color is yellow).
Therefore, every construction site personnel must be familiar with safety colors and safety signs.
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Prohibition signs, warning signs, instruction signs and prompt signs are all on white background with black characters.
There are also supplementary signs, which must be used together with safety signs.
Its figure and meaning are shown in the figure below.
Basic form prompt sign basic form parameter side length a=0.025LL ➨ observation distance 5.
In order to ensure the safety and health of personnel on the construction site, the State has issued the standards of Safety Color and Safety Signs respectively, and requires that safety colors and safety signs be widely used in the construction site.
Safety signs are divided into four categories: prohibition signs, warning signs, instruction signs and prompt signs.
Basic form of text auxiliary sign text auxiliary sign is rectangular frame, with horizontal and vertical writing.
Prohibition sign: The figure and meaning of people’s unsafe behavior are as follows (the figure symbol is black, the circle and slash are red, and the background is white).
The background color of prohibition signs and instruction signs is the color of signs, and the background color of warning signs is white.
Solid Lifting Socket Cross Pin
Basic form prohibition sign Basic type parameter outer diameter d1 ＝ 0.025L inner diameter d2 ＝ 0.800d1 slash width c ＝ 0.080d1 included angle between slash and horizontal line a=45 ° L ➨ observation distance 2.
Safety signs Safety signs are composed of safety colors, geometric figures and graphic symbols to express specific information.
1) When writing horizontally, the text auxiliary sign is written at the bottom of the sign, which can be connected with the sign or separated.
In the safety signs, the safety color needs to be used with the corresponding contrast color to convey the specific meaning.
The color of the color band at the lower part of the sign post shall be consistent with the color of the sign.
2) When writing vertically, the text auxiliary sign is written on the upper part of the marker post.
Basic type warning sign: basic type parameter outer edge a1=0.034L inner edge a2=0.700a1 outer corner arc half r diameter=0.080a23, command sign: force people to make certain operation or take preventive measures.
(Note: the figure is white, and the color of the instruction sign is blue.) The diameter of the basic type parameter of the basic form indication sign is d=0.025LL ➨ observation distance 4.
The safety color refers to the “color to convey the meaning of safety information”, including red, yellow, blue and green.