Show uniform signs make for highway safety an important stop step to promote highway safety was recently taken by the united states bureau of public roads in operation cooperation co with th the e state highway departments in adopting uniform standards for warning signs to be used throughout the country the motorist will no longer be con fused by a multiplicity of signs of various designs and degrees of leg legibility all hazards will be indicated by signs which will be uniform in all states and which will plainly indicate the and degree of danger the new dew signs make use of a system of different sli apes thereby increasing cressin their value at night the shape indicates file lie degree of hazard and if tile cannot r read end tile the legend the shape will tell JIM the degree of caution required twenty states are now actually engaged in erecting these standard warning signs and other states have signified their intention of doing the bame scientific american |