advice alert announcement appropriate-behavior appropriate-behaviour be-careful beware black care careful cars caution cautious communicating communication concern conditions danger dangerous directions informing Look looking lookout observant red risk risks road-conditions safety sign signs slippage slippery slow slow-down speed speed-reduction traffic vehicles warning warning-sign watch watch-out wet white yellow aged aging crossing elderly information old pedestrians risky road-sign security seniors signage street-sign symbol traffic-flow walk walkers walking road share sharing stop road-risks rural tractor tractors asphalt blue bollards changes changing cones delineators directive footpath message road-junction road-surface roads roadside slower street T-junction temporary thoroughfare traffic-cones uneven-surfaces witches-hats wording words large-vehicles look-out road-train rural-area semi-trailers text trailers transport transportation trucking trucks analog archival blue-and-white data-storage documents durable enlargement enlarger fiche file flat-sheets lens light machine magnification magnifier microfiche microform microreproductions miniature miniaturization miniaturized minimization negative pages photographic-image polyester pre-digital printed-information projector reading record recorded records reduced reduction retrieval saved screen small small-sized space-saver storage storage-efficiency storage-space thin transmission transparent transparent-film circular cloud-formation clouds concrete construction curb curbing curbs edging fill infrastructure public-space roundabout sand street-lighting surface surfaces surfacing traffic-control trees arboriculturist arborist ascended Australia balancing belt chainsaw climber climbing cutting descending ear-muffs expertise Harness height helmet high lines lop lopping man-at-work noise-reduction Noisy professional removal remove removed ropes safety-glasses safety-harness sawing secured suspended suspension tall-tree tree tree-lopper tree-lopping tree-management tree-surgeon up-high work workman