نتایج جستجو برای: calibration highway capacity manual

تعداد نتایج: 410381  

Journal: :Sustainability 2023

Fatigue is the main design criterion for cold recycled cement-treated mixtures (CRCTMs). However, literature shows that fatigue behavior of such still not well known. For example, effect increasing reclaimed asphalt pavement (RAP) contents yet a topic discussion. This experimental and modeling study helps fill knowledge gaps on CRCTM using long-term curing tests three methods currently being us...

2014
Sara Moridpour

Time headway is a significant traffic flow parameter that affects the capacity and safety of highways and freeways. Time headways are broadly used in different areas of traffic and transport engineering such as capacity analysis, safety studies, car following and lane changing behavior modeling, and level of service evaluation. In this paper, the time headway distribution is investigated for an...

Journal: :Atmospheric Environment 2022

This paper presents the results of a field campaign aiming at testing ability network low-cost electrochemical sensors to measure nitrogen dioxide concentration levels alongside one major Italian highway arteries. The double on-field calibration, allowing for investigating performance under broad range weather conditions, are first shown and discussed. Different regression models tested their i...

ژورنال: ارگونومی 2019

Background and Objectives: Exposure limit of employees with ergonomic risk factors should be managed based on domestic and international laws and regulations. Manual tasks are tasks due to which a person is required to use part of the body to lift, lower, push, pull, carry and hold the material. The purpose of this study was to introduce ergonomics with the implementation of the PErforM Partici...

Journal: :The Annals of Applied Statistics 2023

End-to-end learners for autonomous driving are deep neural networks that predict the instantaneous steering angle directly from images of street ahead. These must provide reliable uncertainty estimates their predictions in order to meet safety requirements and initiate a switch manual control areas high uncertainty. However, end-to-end typically only deliver point predictions, since distributio...

2014
Hai Liu Motoyuki Sato

We present a ground penetrating radar (GPR) system, which uses an antenna array for in situ measurements of the thickness and dielectric permittivity of an asphalt pavement layer. We calibrated the antenna array by considering the antenna phase center and the antenna offset. The results of the laboratory measurements demonstrate that the proposed calibration method can greatly improve the accur...

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