18 city tunnels now monitored for carbon monoxide levels


The Highway Bureau of Xiamen announced that carbon monoxide monitors are now in place and active for the city's 18 vehicular tunnels.


COVI equipment continuously collects data on the concentration of carbon monoxide and air visibility in the city's tunnel system, allowing authorities to monitor and oversee tunnel ventilation and road traffic.


[ Web editor:Wu Jianhan     Source:Common Talk ]