Beginning of dual roadway (to left) road sign (W119) Size:900 mm and constrained lanes

and constrained lanes

reducing conflict and preventing head-on incidents

It supports safer lane discipline and reduces head-on and side-swipe collision risk

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

consider repeat signage on long approaches or where sightlines are restricted by vegetation

Beginning of dual roadway (to left) road sign (W119) Size:900 mm and constrained lanesThe Beginning of Dual Roadway (to left) road sign (W119) is a W Series road layout warning sign used to alert drivers that the roadway is becoming dual carriageway ahead, with the additional lane or carriageway developing toward the left hand side. It provides advance warning of an increased roadway capacity and changing lane configuration. Purpose and function This sign warns drivers to anticipate a changed road layout and to select lanes early and