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✅ (PSS) Prohibition Signs

Prohibition Safety Signs – Meaning & Symbols

Prohibition safety signs are safety signs used to indicate actions that are not allowed in a specific area. They are designed to prevent unsafe behavior and reduce the risk of accidents in workplaces, industrial facilities, and onboard vessels.

The purpose of prohibition signs is to clearly communicate restrictions using standardized symbols that are immediately recognizable. These signs typically use a red circular design with a diagonal line and cover common instructions such as no entry, no smoking, or no operation.

Prohibition signs are part of essential safety signage systems used across marine and industrial environments, ensuring clear visual communication and consistent safety practices.

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No Thoroughfare 208503 PSS004
No Thoroughfare
208503
PSS004
To prohibit the use of a thoroughfare by pedestrians.
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No parking
230325
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Do Not Use Mobile Phones 208510 PSS011 338510
Do Not Use Mobile Phones
208510
PSS011
It is used to prohibit activated mobile phones.
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Do not extinguish with water 208509 PSS010
Do Not Extinguish With Water
208509
PSS010
It is used to prohibit using water to extinguish a fire.
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Do Not Touch 208504 PSS009
Do Not Touch
208504
PSS009

This sign is used to prohibit touching objects/parts of an object.

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No Open Flame 208501 PSS003
No Open Flame
208501
PSS003

No open flame, fire, open ignition source and smoking prohibited.

This sign is used to prohibit smoking and all forms of open flame.

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No Εntry 208502 338502
No Εntry
208502

This sign indicates that entry to an area is prohibited.

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Do Not Operate 208506 338506
Do Not Operate
208506
It prohibits operating warns workers of faulty or non-functioning machinery and equipment.
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Unauthorized persons may not service machines 208507
Unauthorized Persons May Not Service Machines
208507
This sign declares that unauthorized persons may not service machines.
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No Maintenance On Moving Machinery 208508
No Maintenance On Moving Machinery
208508
To prohibit from maintenance on moving machinery.
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Smoking Strictly Forbidden 208531
Smoking Strictly Forbidden
208531
It is used for strict smoking forbiddance.
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No unauthorised persons to operate this machinery
208588
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Do Not Urinate On Floor 23-0159
Do Not Urinate On Floor
23-0159
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No parking
230325EN
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αυτοκόλλητο σήμα ασφαλείας - Απαγορεύεται το πάρκινγκ
ΑΠΑΓΟΡΕΥΕΤΑΙ ΤΟ ΠΑΡΚΑΡΙΣΜΑ
230325GR

Αυτό το αυτοκόλλητο σήμα χρησιμοποιείται σε περιπτώσεις που θέλετε να δηλώσετε πως απαγορεύεται η στάθμευση, είτε σε εξωτερικούς χώρους είτε σε χώρους εργασίας.

This sign is used to signify that parking is prohibited. (Greek language)

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Spirits prohibited
230296
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No personnel on helideck while landing and taking off
23-0158
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No drinking on board
230046
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DO not start machine until guards are replaced
208590
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No Running
208598
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No smoking 208530 PSS002
No Smoking
208530
This sign is used to prohibit smoking.
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Switch Off Mobile Phones,Pagers,Cameras Etc 208570 338570
Switch Off Mobile Phones,Pagers,Cameras Etc
208570
Prohibition signs are used to restrict or prohibit the movement and actions of persons. Aiming at the safety of people, the signs identify the hazards...
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NO ENTRY. Except by authorised personnel and unless ventilation has been in use...
208547
Prohibition signs are used to restrict or prohibit the movement and actions of persons. Aiming at the safety of people, the signs identify the hazards...
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Do Not Leave Garbage Here 178619
Do Not Leave Garbage Here
178619
Prohibition signs are used to restrict or prohibit the movement and actions of persons. Aiming at the safety of people, the signs identify the hazards...
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This Is A No Smoking Area 208532
This Is A No Smoking Area
208532
This sign declares that smoking is forbidden in an area.
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Do Not Drink 208550
Do Not Drink
208550
Prohibition signs are used to restrict or prohibit the movement and actions of persons. Aiming at the safety of people, the signs identify the hazards...
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No smoking in bed 208520
No Smoking In Bed
208520
This sign is used to prohibit from smoking in bed.
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No Smoking in Elevator 208575
No Smoking In Elevator
208575
Prohibition signs are used to restrict or prohibit the movement and actions of persons. Aiming at the safety of people, the signs identify the hazards...
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Do not enter the pumproom 338546
Do not enter the pumproom
208546(17)
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Keep Out 208559 338559
Keep Out
208559
Prohibition signs are used to restrict or prohibit the movement and actions of persons. Aiming at the safety of people, the signs identify the hazards...
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No Access While Helicopter Is Landing Or Taking Off
20-0091
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No smoking 208500 ( 2m ) 338500
No Smoking
208500(2m)
This sign is used to prohibit smoking.
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No Smoking 208500 PSS002
No Smoking
208500
PSS002

This sign is used to prohibit smoking.

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No food and drinks allowed
20-0097
PSS019
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Do not walk or stand here
20-0098
PSS021
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Do not alter position of switch
20-0105
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Do not reach in
20-0106
PSS013
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Do not use lift in event of fire
20-0107
PSS017
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Not Drinking Water 208505 PSS005
Not Drinking Water
208505
PSS005
It is used to prohibit drinking of unsuitable water.
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No Access For Fork Lift 208511 PSS006
No Access For Fork Lift
208511
PSS006
This sign declares that access to forklift trucks and other industrial vehicles is prohibited.
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No photography
208692
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Use Of Lighter Strictly Prohibited 20-0071Use Of Lighter Strictly Prohibited 20-0071
Use Of Lighter Strictly Prohibited
20-0071
Prohibition signs are used to restrict or prohibit the movement and actions of persons. Aiming at the safety of people, the signs identify the hazards...
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Safety Instructions - Microwave Oven 178618
Safety Instructions - Microwave Oven
178618
Prohibition signs are used to restrict or prohibit the movement and actions of persons. Aiming at the safety of people, the signs identify the hazards...
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Do Not Operate
18-0725
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Smoking On Board Is Prohibited 20-0002
Smoking On Board Is Prohibited
20-0002
This sign is used to show that smoking on board is prohibited.
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No Entry
20-0025
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This Is A No Smoking Area 20-0027 330027
This Is A No Smoking Area
20-0027
Discover clear signage for no smoking areas . Ensure compliance and promote a healthier environment with our effective and eye-catching signs.
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No Shoes
20-0036
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No Diving
20-0037
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Bunkering In Progress
20-0044
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Do Not Use
20-0051
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Do Not Start
20-0052
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Do Not Throw Garbage
20-0054
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Stop crane operations
20-0083
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Access To Unauthorized Personnel
20-0084
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No Eating Or Drinking In This Area 208582 338582
No Eating Or Drinking In This Area
208582
Keep your space clean and clear with our "No Eating or Drinking" signs. Perfect for maintaining order in any area. Contact us!
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No Smoking Smoke Detectors In Operation
20-0088
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No Smoking Area 20-0093
No Smoking Area
20-0093
Discover essential signage for No Smoking Areas . Ensure a healthier environment with clear, effective signs that promote smoke-free spaces.
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Restricted Area No Unauthorised Admittance 20-0852
Restricted Area No Unauthorised Admittance
20-0852
This sign is used to apprise that there is no admittance to unauthorized people.
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Restricted Area
20-0858
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Use Of Cameras/Mobile Phones Is Strictly
20-0860
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No Cycling
20-0863
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Do Not Approach
20-0870
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Use Of Gloves Prohibited
20-0874
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No Smoking/No Vaping
20-0887
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Restricted Area No Unauthorised Access
20-0900
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No Admittance Without Protective Clothing
20-0903
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Do Not Switch On Men Working On Equipment
20-0904
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No Entry Keep Closed
20-0905
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Smartwatches And Fitness Bands Prohibited
20-0906
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No Dogs Allowed 20-0912 PSS018
No Dogs Allowed
20-0912
PSS018
To prohibit taking dogs into designated areas.
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Restricted Area-No Authorised Access
21-0852
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In The Event Of Fire Do Not Use The Lift 23-0108
In The Event Of Fire Do Not Use The Lift
23-0108
It is used to prohibit using the lift in the event of fire.
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Do Not Walk Under Overhanging Weight 20-0207
Do Not Walk Under Overhanging Weight
20-0207

To prohibit walking under overhanging weight.

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Do not put foreign objects in toilet
178002
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Do not put foreign objects in toilet Close lid & press button 178003 338003
Do not put foreign objects in toilet
Close lid & press button
178003
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No Gloves Or Loose Clothing
20-0942
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Discharge Of Oil Prihibited
20-0947
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Do Not Enter Without A Work Permit
20-0948
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No Shoes Allowed
20-0950
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Danger Do Not Wear Gloves When Operating This Equipment
20-0979
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Do Not Walk Or Stand Here 208412 PSS021
Do Not Walk Or Stand Here
208412
PSS021
This sign shows that it is not allowed to walk or stand in a certain area/point.
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No Naked Flames 208537
No Naked Flames
208537
This sign is used to prohibit naked flames.
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No Naked Lights Beyond This Point 208538
No Naked Lights Beyond This Point
208538
The function of sign is to prohibit naked lights beyond this point.
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No Access For People With Active Implanted Cardiac Devices 208400 PSS007
No Access For People With Active Implanted Cardiac Devices
208400
PSS007
It is used to prohibit people with active implanted cardiac devices from entering a designated area.
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No Sitting 208408 PSS015
No Sitting
208408
PSS015

This sign is used to prohibit touching objects/parts of an object.

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No Photography 208417 PS029
No Photography
208417
PS029
It is used to prohibit the taking of photographs.
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Do Not Reach In 208405 PSS013
Do Not Reach In
208405
PSS013

It is used to prohibit people putting hands into openings.

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Do Not Alter Position Of Switch 208514
Do Not Alter Position Of Switch
208514

To prohibit from altering position of switch.

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No Eating Or Drinking 208515 PSS019
No Eating Or Drinking
208515
PSS019
To prohibit eating and drinking.
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No Stepping On Surface 208409 PSS016
No Stepping On Surface
208409
PSS016
To prohibit stepping onto a surface.
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No Metallic Articles Or Watches 208404 PSS012
No Access For People With Metallic Implants
208404
PSS012
This sign is used to prohibit metallic articles or watches.
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Do Not Use Lift In The Event Of Fire 208410 PSS017
Do Not Use Lift In The Event Of Fire
208410
PSS017
To prohibit use of lift in the event of fire.
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Do Not Obstruct 208411 PSS020
Do Not Obstruct
208411
PSS020
To prohibit the obstruction of a designated clear area.
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No Weapons Allowed 212419
No Weapons Allowed
212419
This sign is used to prohibit weapons.
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No Smoking Beyond This Point 208533
No Smoking Beyond This Point
208533

The function of sign is to prohibit smoking beyond this point.

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