Road traffic signs location

Calculate the position and highway road traffic signs set of traffic speed of. In the rural mountain road, the road traffic signs  should be located in dangerous locations from 20 to 50 meters. Road traffic signs should normally be set to restrict or prohibit the place, with the exception of no stopping signs should be arranged in pairs at both ends to restrict or solar traffic sign  the end of the road sections and bridge. Road traffic signs used in the city road and highway, highway use less. Road signs in general commonly used names, boundaries, pointing to the sign and milepost, hundred meter pile, highway marker. Symbol names edges in town; boundary sign in the administrative divisions, the tube Traffic warning light  maintenance section; pointing signs located in the distance 30 ~ 50 meters at the fork in the road. Traffic signs and related regulations: Road traffic signs support method in four ways: (1) column (including single column and double column); (2) the cantilever; (3) the door type; (4) attachment.