advice alert announcement appropriate-behavior appropriate-behaviour be-careful beware care careful caution communicating communication cycling cyclists disability disabled informing lookout observant path pathways pedestrians risk risks safety share sharing sign signs track walk walkers walking warning watch watch-out bilingual black board cliff close close-up closeup danger dangerous english erosion fall falling free french graphic green hazard hazardous icon image information message object photo photograph pictogram pictograph picture post red resource signage signal slip slippery slipping somadjinn stock symbol texture trip tripping UP white alternative-way arrow blocked blocked-path detour directing direction discoloration go-around observe security wording words yellow attention blue child conduct control course drive guide happen highway industry kids law limit Look pedestrian people playground playing protection respect road school sidewalk slow street teen traffic transportation way zone activity at blank build building construction council dig digging industrial man manual men metal repair repairing roadworks rope site triangle urban wall wood work worker works 3-D clear conditional conditions eye-catching glassy indication informative insiders limited-access liquidy no-public-access notification notifying plastic prohibition raised restriction semi-transparent staff staff-only transparent workers drop gray grey rock rocky signboard stone concrete ground-level directions instructions logo mother roadsign woman Australia cars four lanes houses junction lamp-posts left-hand driving main road no turning road rules stop Stop light street junction street scene suburban suburbs traffic flow traffic lanes traffic lights vehicles wide wide road advising communicate concern electric-power electrical electricity electricity-power-lines energy equipment height high high-voltage overhead power power-lines power-supply protect risky strength supply wires wiring