In local version having light traffic, stopping is reduced and quasi {HEAD ~ nonstop traffic flow} is introduced on locally controlled crossings by {TAIL ~ sensor controlled traffic lights} operated by local processor  
In local version having light traffic , stopping is reduced and quasi { HEAD ~ nonstop traffic flow } is introduced on locally controlled crossings by { TAIL ~ sensor controlled traffic lights } operated by local processor
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH