Traffic signs rod conveyor - — Transport gantry traffic signs rod conveyor is marking device on the door frame, the height of the edge of sign off the ground should be greater than the clear height of the rules of the road. Traffic signs rod conveyor is applicable to the following conditions:
traffic sign pole 【 conveyor Traffic sign pole also known as the road sign pole, pole, road signs used to indicate the traffic line on both sides of the road and pillar, traffic sign pole is made by steel tube processing molding, surface treated with hot dip galvanized. 】 — — Transport gantry 【 Traffic portal frame is a frame type rack for road traffic, the two column as panlong column, and used for road traffic, so the image of yue transport gantry. 。 。 】 Traffic signs rod conveyor is marking device on the door frame, the height of the edge of sign off the ground should be greater than the clear height of the rules of the road. Traffic signs rod conveyor is applicable to the following conditions: 1. Many car journey way ( To the above three lanes) Need to indicate a lane to separation; 2. Traffic volume is larger, the outside lane large vehicles blocking the inside lane small vehicle line of sight; 3. Traffic at high speed under mixed, shunt and river sections, such as: interoperable build interchanges between close to sign a secret place setting, highways and told to inform the intersection of each grade separation line area, etc. ; 4. By the space constraints, column type, cantilever type device with difficulty; 5. Exit ramp 【 Exit ramp bear the ramp ends and ramp speed between circular curve radius of the transition function. 】 In driving on the left side of the reaction of 6. On the landscape. Attached type traffic signs bar: sign attachment on span bridge and adjacent structures, according to the attached page location attached type, road test on different points roadway attached type two kinds. Device height should be agree with GB3 attached type logo. 12. 1 and GB3. 12. 3 rules. If sign supporting structure is located shall ensure that its forces from the roadside net area road vehicle damage, otherwise, appropriate USES ladder efficiency structure or set the appropriate protection, said facilities. Use and protection: 1. Road traffic signs Settings ( Adjust) Should be in the new, Change, expanding) Built open to traffic on the way before the end, the network of the new ( Change, expanding) Journey to build on its related with related logo should also be synchronous adjustment, improve the Settings. 2. When the road traffic conditions change, should timely adjust the Settings should try to use highway in markers of label, the name of the city road signs, to make people understand the way using the route and azimuth. 3. Logo should often clean, protect, maintain enough you reflection function, visibility to ensure that. Symbol utilization should also prevent its be number, are affected by street lighting visual cognition. 4. The shape of the logo, color in the use period should be fit the rules of this part.