What do caution signs mean




















Alternatively, your MyChem inventory may be inaccurate. MyChem performs calculations using your MyChem inventory to determine the numeric hazard ratings for the diamond, so if your inventory is inaccurate, your sign will be inaccurate. If you have an account in MyChem , the UW online chemical inventory system, you can make a sign for any of the rooms for which you have authorization.

One name is required for the sign although it will accommodate up to four contacts. After-hours phone numbers are strongly recommended but not required. A department contact such as an administrator is recommended for general information. Lab, shop or maker space contacts are recommended for emergencies and entry after normal business hours. A home phone number, cell phone number or may be typed in "After Hours Phone" column.

Home phone numbers can be added or modifed under the menu item My Contacts. Labs and shops may restrict entry to protect staff or protect their research and require entry by permission only. If biohazardous materials are present and being manipulated in the lab, shop or maker space, additional sign with more information is required to be posted on the door.

For more information, please visit the Biological Research Safety page. If you have any compressed gas cylinders in your lab, shop or maker space and it is listed in your MyChem inventory the compressed gas symbol will appear on your sign. However, compressed gases will only be listed under the NFPA fire diamond if they meet the permit threshold quantities.

Check to make sure the gases are entered in your MyChem inventory. Your compressed gases need to be entered in MyChem in order for the symbol to appear on your sign. The best way to remove a sign from the holder is to stick the sticky side of a piece of 'post-it' note paper between the plexiglass and the paper sign, so the sticky part is touching the paper sign.

Push on the outside of the plexiglass to stick the post-it to the paper sign and slowly pull on the post-it. The sign should slide right out. Caution Sign. The message and safety symbol are printed in red on a white background, or in white on a red background.

Because these signs do not indicate a personal safety hazard, the safety alert symbol must not be used. Fire safety signs are not used to show the direction to fire equipment, but rather its immediate location. Admittance signs bridges all of the above categories. Admittance messages may be included on a sign with any header.

You may choose to include an admittance message on a general safety sign. The type of header and message content should be determined by the personal risk if any or consequences of entering the restricted area. The primary action statement should be simple, direct, and applicable to the hazard. Keep only essential hazard-related information on the sign. If necessary, consideration can be given to referring the viewer to another source for additional safety information or for permission to proceed.

When information on consequence, avoidance, or type of hazard is readily inferred, this information may be omitted from the message panel. Safety Symbols - Signs and labels may include safety symbols, often called pictograms pictorials, or glyphs.

Safety symbols can portray required actions, consequences, explicit direction, or the effects of interaction with certain chemicals, machines, and other hazards. Signs and labels may include more than one pictorial to show a sequence of events for one hazard.

Safety symbols should be consistent, readable, and easily understood. They usually consist of a black image on a white background. Surround Shapes - You may consider using a surround shape. However, a surround shape will decrease the available space for a symbol. Surround shapes should not be used if they detract from the major message. The symbol should be drawn within a black equilateral triangle and can include a yellow background. This symbol consists of a white image within a solid blue or black circle.

When appropriate, you may use a graphic representation that conveys your message without using words. Safety symbols should effectively communicate the message, be easily understood, and be visible from a safe distance. Message Panel - The message panel describes a hazard, indicates how to avoid it, and advises workers of the consequences of not avoiding the hazard.

Also, make sure that the most urgent message is the most prominent. OSHA The sign should contain sufficient information to be easily understood. The wording should make a positive, rather than negative suggestion and should be accurate in fact. Employers are required to conduct training to ensure workers understand the various types and meanings of signs in their facilities.

The best time to train is during new hire safety orientation and during annual safety refreshers. Effective employee training includes showing every type of sign, tag and label used.

You should also provide an explanation of each purpose, meaning and what you expect employees to do when they encounter specific signs, labels or tags. Take special care to fully show and explain your hazard communication - chemical safety labeling program, which is also required by OSHA.

Place hazard signs as close to the hazard as possible to create a definite link between the message and the hazard. Placing a group of hazard signs on a door, entryway or wall is asking for confusion. Every bench mounted tool should have hazard signs posted that require the use of eye protection and any other operation hazard that is applicable to the specific tool. These signs should be placed so that they are highly visible to the tool operator.

Over time signs become faded, damaged and totally useless for the intended hazard message. Outdated, faded or damaged signs send a negative message about your emphasis on safety. To show employees that the hazard sign messages are important, replace them the signs not the employees as soon as they have any wear or damage.

Have replacement signs available - stock enough replacement signs so there is no wait when a sign needs to be replaced. Being able to employ a diverse language workforce is essential in some industries.

Using pictogram type safety signs to convey a hazard message can break reading or language barriers. To ensure that non-English speaking employees understand, some companies are employing translators to accompany trainers on facility tours with new employees to explain specific signs and their meanings.

The food industry, which employees many non-English speaking Hispanic workers has seen the importance of bilingual signs. While bilingual signs are helpful, experience has shown that, as an example, not all "Hispanic" peoples speak or read the Spanish language the same - many words have entirely different meanings to various groups of peoples classified as "Hispanic". The same is true for many other ethnic groups.

Certain operations may require the use of temporary visual warning. One of the most familiar is the "wet floor" sign placed by custodians. Others include those placed at boundaries of electrical work areas, confined space entry operations, temporary containment for asbestos removal or chemical spill cleanup.

OSHA also requires that if work exposes energized or moving parts that are normally protected, danger signs must be displayed and barricades erected, to warn other people in the area.. Beyond the typical "Notice" signs, there is sometimes the need for more detailed information signs that provide complex instructions. Generally, these are in the form of Posted Operating Instructions for equipment or processes that require specific step-by-step procedures to ensure safe operation.

Plastic laminated paper instruction can be used in areas that are clean and dry, however, photoengraved metal signs will last longer, especially in areas that have wet or dirty operations. The identity of the hazardous chemical and appropriate hazard warnings, words, pictures, symbols must provide at least general information regarding the hazards of the chemical. Signs, placards, process sheets, batch tickets, operating procedures, or other written materials may be substituted for labels on individual stationary process containers, as long as this method identifies the containers to which it is applies and provides the same information required on labels.

Small, portable containers, intended only for the immediate use of an employee and not for storage, do not require labels. Key Takeaways. Why Use Safety Symbols? Share This Article. Presented By. AEDs in the Workplace. Related Questions When should you consider using custom molded earplugs? At what height do falls become deadly? Who should be responsible for rescuing fallen workers? What kind of training do loading dock workers need? How often should I inspect a loading dock?

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