Highway-Access Control and Management
Access to a network is controlled to improve the service while reducing the likelihood of accident. The access can be either fully or partially con…
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Highway-Level of Service
Level of service describes the quality of service provided by highway. The system assesses highways based on speed, travel time, manuever, interrup…
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Minor Losses
Major losses occur in pipe network due to the friction between fluid and pipe wall. On the other hand, minor losses occur when the velocity of fluid …
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Highway-Speed
For a human and goods conveyance network, speed directly influences its efficiency. The speed of vehicle on road may be affected by the capability …
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Highway-Traffic Composition
Vehicles with different size and weights pose different impact on the traffic. Trucks are heavier and occupy more space, thus each of them is equiv…
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Highway-Directional Distribution
Design hourly volume usually indicate traffic travels the road regardless their direction. When deciding the number of lanes to be provided for eac…
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Beam Deflection - Conjugate Beam Method
Conjugate beam theory stated that the M/EI function obtained from inspecting the internal forces developed in beam, is converted to the function of d…
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Highway-Traffic Volume
One of the most notable traffic characteristics is volume. Average daily traffic is commonly used to describe this characteristic. The measured d…
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Highway-Driving Task
Driving task can be classified into three categories: control, guidance and navigation. There are many factors that affect the complexity of drivin…
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Highway-Elder Drivers
The adequacy of highway design is governed by the users who travel on it. If the design warrants above average skills from drivers, the road may be…
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Beam Deflection - Moment Area Theorem
Other than double integration method, we can also use moment area theorem to determine the deflection and slope of beam. The main assumptions for thi…
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Highway-Turning Radius
What is the minimum road curve radius that ensure a vehicle maneuvers safely, while optimizing the construction budget? The answer lies within the …
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Beam Deflection - Double Integration Method
Euler-Bernoulli’s equation is commonly used to describe the deflected shape of beam. The beam is assumed isotropic, elastic and having consistent cro…
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Highway-Design Vehicles
Highway is expected to convey various types of vehicles. The selection of design vehicle often based on the most likely situation. Therefore, whe…
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