Warning Tape (Barricade tape) is brightly colored tape (often incorporating a two-tone pattern of alternating yellow-black or red-white stripes or the words "Caution" or "Danger" in prominent lettering) that is used to warn or catch the attention of passersby of an area or situation containing a possible hazard. It acts as a minor impediment to prevent accidental entrance to that area or situation and as a result enhances general safety. Barricade tape is also known asconstruction tape or barrier tape or in reference to the safety hazard involved as caution tape, warning tape, danger tape or hazard tape. In case the tape is used by an organization the tape is named police tape, firefighter tape or traffic control device tape.
The tape is often wrapped and affixed as a visual warning sign and demarcation, for instance against entering a dangerous area, such as an industrial or commercial building site, a roadworks construction site or the scene of anaccident or a , or against handling inoperative machinery or appliances.