General Warning Temporary road sign (TW339) drug free school zone sign particularly on higher-speed approaches

particularly on higher-speed approaches

and access points where “3 Languages” must be visible before action is taken

and access points where “Reverse parking only” would block entry

Fuel and chemical zones where “Smoking of Tobacco is harmful” reduces ignition risk

General Warning Temporary road sign (TW339) drug free school zone sign particularly on higher-speed approachesThe 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