General Warning Temporary road sign (TW339) Retro-reflective This sign supports immediate hazard

This sign supports immediate hazard recognition so people keep clear and maintain safe distances

Explosives magazines and storage containers where “Explosives” must be unmistakable before entry

SABS Water Prohibited As Extinguishing Agent photoluminescent (glow in the dark) safety sign (F25)

Approaches to bends with limited forward visibility

This sign supports compliance at the point of decision to prevent falls and serious injury from improper lifting practices

General Warning Temporary road sign (TW339) Retro-reflective This sign supports immediate hazardThe General Warning Temporary road sign (TW339) is a temporary W Series warning sign used to alert drivers to an unspecified or changing hazard ahead during short term traffic control or maintenance operations. Purpose and function This sign provides a general warning where conditions are temporary or variable, encouraging drivers to reduce speed and proceed with caution. Typical applications Temporary roadworks and maintenance zones Event traffic