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Studying the saturation flow according to HCM2010 and comparing it with the field saturation flow on the signalized intersections (Case Study: Tartous City)

دراسة غزارة الإشباع وفق HCM2010 و مقارنتها مع القياس الحقلي على التقاطعات المنظمة بإشارات ضوئية (حالة درسية: مدينة طرطوس)

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 Publication date 2018
  fields Transportation
and research's language is العربية
 Created by Shamra Editor




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The evaluation of the capacity of signalized intersections is one of the most important parameter used in the planning, design, operation and management of urban street networks. The calculation of capacity depends on the estimation of the saturation flow of the signalized intersections. The highway Capacity Manual (HCM 2010) is used to estimate and analyze the saturation flow. This method is widely used in many countries around the world, including Syria. It reflects the local conditions in the United States of America; therefore it may not be suitable for use in our local conditions. This study includes estimation of the field saturation flow depending on the headways between the vehicles in the queues, and comparing the field results of the saturation flow with the values resulting from using the HCM. The study was conducted on three intersections in the Tartous city. The analysis was based on data collection using video. The final results confirmed that there is a clear difference between the field measurement of the saturation flow and computation value, Which confirms that it cannot be used for our local conditions.



References used
TRB. Highway Capacity Manual. Fifth Edition, Transportation Research Board of National Academics, Washington, D.C, 2010, 859-870
RAHMAN,M; HASSAN,T; AHMED,N.S. comparison of saturation flow rate at signalized intersections in Yokohama and Dhaka. Proceedings of the Eastern Asia Society for Transportation Studies, Vol. 5, 2005, 2-3
RAJGOR,B.T; PATEL,K.A; GUNDALIYA,J.P. Development of Saturation Flow Rate Model for Heterogeneous Traffic at Urban Signalized Intersection. International journal of innovative research in technology, Volume 2 Issue 12 | ISSN: 2349-6002, 2016,1-3
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