The road traffic conditions are as follows:
Twenty-fifth, the national implementation of a unified road traffic signal. Twenty-sixth, traffic lights are composed of red light, green light and yellow light. Red light means no traffic, green light means permission, and yellow light means warning. Article 27. Warning lights, warning signs or safety protection facilities shall be set up at the intersection of railways and roads. Warning signs should be set at a certain distance from the unattended railway crossing.
The construction unit shall carry out construction work within the approved road section and time, and set up obvious safety warning signs at the safe distance in the direction of incoming vehicles at the construction site and take protective measures; After the completion of the construction work, the obstacles on the road should be quickly removed to eliminate potential safety hazards, and the traffic can be resumed only after the road authorities and the traffic management department of the public security organ have passed the acceptance and met the traffic requirements. The traffic administrative department of the public security organ shall strengthen the supervision and inspection of traffic safety, maintain the traffic order of the construction road, and shall not interrupt the traffic.
Legal basis:
Article 119th of the Road Traffic Safety Law
"Road" refers to highways, urban roads and places where social motor vehicles are allowed to pass, including squares, public parking lots and other places for the public to pass.