Given the imperfect and non-comprehensive situation of the domestic evaluation system on the transportation service quality level, this article will take urban public transportation as the research object, from the perceived services level of passengers, aim to construct an evaluation system regarding urban public transportation service level. To explain the applicability of the result, the survey data obtained from the investigation are thoroughly analyzed in terms of their reliability and validity. A further evaluation is also conducted on the level of public transportation service in urban using the analytic hierarchy process.
KEYWORDS: Roads, Data conversion, Transportation, Data modeling, Signal detection, Signal attenuation, Safety, Modeling, Mechanics, Electrical engineering
Compared with simpler road sections such as the direction and speed of traffic flow, the intersection will produce a series of changes in speed density and direction due to the influence of vehicle steering and traffic signal control equipment, which will have a more serious impact on road traffic. . The delay is an important indicator to judge the operation efficiency and service quality of an intersection. In order to reduce the average delay at the intersection of Ren min Avenue and Haidian Wuxi Road in Haikou City, this paper uses manual observation to collect delay-related data, and conducts VISSIM road simulation according to actual road conditions to obtain the average delay data under ideal conditions. The variable method optimizes the signal accessories of each entrance, and designs the left-turn waiting area according to the actual situation, which effectively reduces the average delay at the intersection, and provides a reference and idea for the optimization of road intersections in Haikou City.
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