traffic signal design by synchoro 8 To evaluate the benchmark of existing traffic in Sylhet city. To improve traffic operations and safety throughout the Sylhet city. To maximize, effectively, the traffic volume movement, increasing the intersection capacity, reducing the total delay and travel time. To determine the Level of Service (LOS) of road network. To evaluate the existing traffic and simulation model with the help of software, Synchro 8. To introduce traffic signal for better performance of traffic in Sylhet city.