Traffic Signs are used in tunnels, and are mainly used in tunnels as a traffic safety facility to indicate tunnel safety. It is a luminous sign with certain graphics and symbols that can be clearly recognized in dim light. In the dark conditions of the tunnel, vehicles and pedestrians can be clearly indicated. Conforms to JT/T820-2011 << Luminous Induction Facilities for Highway Tunnels>>. According to the types of Traffic Signs, there are mainly emergency telephone signs, fire hydrant signs, pedestrian cross-hole signage, vehicle cross-hole signage, and emergency stop belt signs. , evacuation signs, etc.
Tunnel electro-optic Traffic Signs design requirements:
1. The layout of the electro-optic sign is limited by the clearance of the tunnel, so the layout design is mainly based on graphics.
2. Long-life incandescent or fluorescent lamps can be used. The brightness of the electro-optic sign is greater than 100lx.
3. The box body should be made of corrosion-resistant materials, such as galvanized steel, aluminum alloy materials, etc., and the protection level is not less than IP65.
one. Tunnel Emergency Call Traffic Signs
The emergency telephone sign is used to indicate the location of the emergency telephone in the tunnel. The emergency telephone sign in the cave should adopt electro-optic signs, the lighting method is internal lighting, and the double-sided display.
1. The layout of the sign is generally 25cm×40cm, which can be adjusted according to the clearance of the tunnel design.
2. The color of the logo symbol adopts a green pattern on a white background.
3. The emergency telephone indicator sign is set on the upper part of the emergency telephone, and the installation height clearance is not less than 2.5m.
two. Tunnel Fire Hydrant Instructions Traffic Signs
To indicate the position of the fire hydrants in the tunnel, electro-optical signs should be used, the lighting method is internal lighting, and the display is on both sides.
1. The layout of the sign is generally 25cm×40cm, which can be adjusted according to the clearance of the tunnel design.
2. The color of the logo symbol adopts a green pattern on a white background.
3. The fire hydrant indicator sign is set on the fire hydrant, and the installation height clearance is not less than 2.5cm.
three. Traffic Signs for pedestrian crossings in tunnels
It is used to indicate the position of the pedestrian crossing in the tunnel, and to indicate the escape route of the pedestrians in the accident vehicle when an emergency occurs in the tunnel. The indicator signs of pedestrian crossings should be electro-optical signs, the lighting method is internal lighting, and the pedestrian crossing signs are displayed on both sides.
1. The sign layout of the pedestrian crossing is generally 50cm×80cm, which can be adjusted according to the clearance of the tunnel design.
2. The color of the logo is white with a green pattern.
3. The pedestrian cross-hole indicator signs are set about 10m in front of the pedestrian cross-hole, and the installation height clearance is not less than 2.5m.
Four. Traffic Signs
It is used to indicate the position of the tunnel's cross-hole, and instruct the vehicle to divert to the road's cross-hole when an emergency occurs in the tunnel. The signage of the cross-hole of the car dealership should be an electro-optic sign, the lighting method is internal lighting, and it is displayed on one side.
1. The layout of the sign is generally 50cm×80cm, which can be adjusted according to the clearance of the tunnel design.
2. The color of the logo is a green pattern on a white background.
3. It is installed about 10m in front of the transverse tunnel on the left side of the driving direction, and the installation height clearance is not less than 2.5m.
Fives. Tunnel emergency stop with Traffic Signs
It is used to indicate the position of the emergency parking zone in the tunnel. The emergency stop belt sign should adopt electro-optical signs, the lighting method is internal lighting, and one-sided display.
1. The layout of the sign is generally 50cm×80cm, which can be adjusted according to the clearance of the tunnel design.
2. The color of the logo symbol adopts a green pattern on a white background.
3. It is installed about 5m in front of the emergency parking belt, and the installation height clearance is not less than 2.5m.
six. Tunnel evacuation instructions Traffic Signs
It is used to indicate the distance and direction between the point and the entrance, pedestrian crossing, and vehicle crossing, and instructs pedestrians and vehicles to leave quickly when an emergency occurs in the tunnel. The evacuation signs should adopt electro-optic signs, the lighting method is internal lighting, and one-sided display.
1. The layout of the sign is generally 25cm×40cm, which can be adjusted according to the clearance of the tunnel design.
2. Installed on the side wall of the tunnel, the installation height clearance is not less than 2m, and the spacing is not greater than 50m.
