Do you need an intermediate guardrail for a eighteen meter wide road?
Standard for setting guardrails on grade a highways:Set up traffic guardrail as follows: in a pedestrian, bicycle or other vehicle across the highway and a highway segment, especially the station or at the intersection overpass or underpass, should be set up. A road without setting and overpass or underpass bike location, pedestrian safety management should be set up in other label records, highway, according to the actual situation, set the necessary overpass or underpass.
In the highway and a highway, in order to avoid collision and pedestrian and vehicle, the vehicle shall be installed to prevent intrusion to traffic barrier and prevent pedestrians crossing the Lane Lane protection network in accordance with the regulations, all levels of highway embankment, bridge approach, minimum limit radius, steep slope area should be set up barriers or warning pile.In order to induce the driver's line of sight and ensure the safety of driving, a sign is used on the required section to indicate the edge and alignment of the highway. In poor visibility, sharp bends and intersections could be combined with other safety assurance measures, set up signs, mirror or lane etc..
In order to make the night traffic flow and traffic safety, should be gradually set up along the reflective signs and reflective safety facilities, lighting to transport characteristics in busy and important sections, in the condition of the crossing the crosswalk, etc. can use local lighting.At the risk of construction work, rockfall, collapse sections, set the road guardrail; the obstacle in the road section, set the traffic cone direction; change occurred in a section where set oriented standard. Guide marking, guiding and guiding.Set up traffic barrier safety facilities, in order to ensure the safety of traffic and pedestrians, and give full play to the role of the highway. But the traffic barrier is not omnipotent, or people need to obey the road safety regulations consciously.