International Journal of Transportation Engineering and Technology

Volume 7, Issue 1, March 2021

  • Analytical Hierarchy Process Method Based Analysis on Road Safety Inspection at Metu - Yayo Road Segment

    Dawit Ayenachew, Sinshaw Sahile, Garomsa Fikadu

    Issue: Volume 7, Issue 1, March 2021
    Pages: 1-11
    Received: Dec. 25, 2020
    Accepted: Jan. 14, 2021
    Published: Jan. 22, 2021
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    Abstract: Now days road safety becomes a worldwide concern. Similarly Road safety risk has been a major issue in the study area (Metu- Yayo road segment). The successful assessments of road safety inspection within the study area are very essential to minimize future road accidents faced by the entire road user. The study were started by examining the curren... Show More
  • Simulated Training System of Ship Anchoring Operation Based on Virtual Reality Technology

    Hejun Geng, Baowei Wang, Deling Wang, Xiaobin Jiang

    Issue: Volume 7, Issue 1, March 2021
    Pages: 12-18
    Received: Mar. 06, 2021
    Accepted: Mar. 17, 2021
    Published: Mar. 26, 2021
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    Abstract: Seldom can trainees be allowed to practice anchoring in current teaching and training for crew. It is quite dangerous, difficult and costly to train and teach the trainees of anchoring operation by using real anchoring equipment. The practical operation teaching and training of ship mooring maneuvers is. In order to improve the training efficiency ... Show More
  • Evaluation of Applying Various High Voltage Levels to Improve Fuel Injector Response Time on Gasoline Engines

    Phan Nguyen Qui Tam, Do Van Dung, Dinh Cao Tri

    Issue: Volume 7, Issue 1, March 2021
    Pages: 19-23
    Received: Nov. 07, 2020
    Accepted: Feb. 27, 2021
    Published: Mar. 26, 2021
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    This article belongs to the Special Issue Transportation Engineering Technology and Education
    Abstract: This paper presents the effect of various high applied voltage levels on the responsiveness of fuel injectors on gasoline engines. During operation, the inductance in the injector changes at a certain value because of the change of magnetic permeability, which is the result of the needle lifting process, directly affects the curve of the current in... Show More
  • Review on Urban Transportation System and Its Adverse Impacts to Public Health of the Cities

    Vo Minh Phuc, Vo Trong Cang

    Issue: Volume 7, Issue 1, March 2021
    Pages: 24-28
    Received: Sep. 26, 2020
    Accepted: Nov. 21, 2020
    Published: Mar. 26, 2021
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    This article belongs to the Special Issue Transportation Engineering Technology and Education
    Abstract: The main research objective is creating the knowledgebase on transport and urban development and their adverse impacts to public health of big cities’ citizen. This research is a flatform from which future studies could be conducted with the purposes to improve urbanization and health-related issues toward healthy cities and sustainable urban devel... Show More
  • Comparative Evaluation of California Bearing Ratio (CBR) of Natural Offshore Sand and Cement Stabilized Offshore Sand as Road Subbase Material in Swampy Region

    Fidelis Onyebuchi Okafor, Owo Awajigbana Tugwell

    Issue: Volume 7, Issue 1, March 2021
    Pages: 29-32
    Received: Mar. 13, 2021
    Accepted: Mar. 25, 2021
    Published: Apr. 01, 2021
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    Abstract: This investigation focused on the comparative evaluation of California Bearing Ratio values of natural offshore sand and cement stabilized offshore sand as subbase materials for road construction in swampy regions. CBR tests were carried out on the offshore sand sample to ascertain its suitability for road subbase filling. Based on the test results... Show More