What does this sign mean?
A prohibition sign asking for mobile phones to be switched off, not merely silenced, because the transmitted signal can ignite flammable vapour or interfere with medical and sensitive measuring equipment. The red circle with a diagonal bar is the ISO 7010 prohibition shape; the pictogram shows a smartphone.
Where does it go and when is it required?
Mounted at the entrances to fuel stations, refuelling areas, flammable-material stores and blasting sites, and at intensive-care units, medical imaging rooms, laboratories with sensitive instruments and server rooms. Place it at the point of entry, before anyone starts work inside the area.
Regulation notes: Civil Defense and occupational-safety requirements in Saudi Arabia and the UAE require ignition sources to be controlled in hazardous-material areas, which includes barring non-approved electronic devices and signing the restriction at entrances. In the UAE, OSHAD Code of Practice 17.0 requires Arabic to appear above English on safety signs.
- Mount at 1.5–1.7 m, at eye level on the gate or door.
- A4 suits entrances and corridors; use A3 at fuel-station gates and outdoor yards.
- Spell out in the organisation band that the phone must be switched off, not silenced, silent mode does not stop it transmitting.
This sign is also known as: no mobile phones sign, no mobile phones sign printable pdf, ISO 7010 P013 sign, switch off mobile phones sign Arabic English. Shape and colours follow ISO 7010 / ISO 3864-1, reference P013.
