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Concentration of pb, cu, zn and cd in the roadside soil of doha: Effect of traffic volume and season
(
HARD
, 2021 , Article)
The concentration of copper (Cu), lead (Pb), zinc (Zn) and cadmium (Cd) in the roadside soil of Doha was evaluated. Three different roads were selected for the study namely, Mesrif street, Salwa road and Cornish street ...
Travelers’ preferences regarding autonomous mobility in the State of Qatar
(
Springer
, 2021 , Article)
Autonomous mobility is gaining increasing attraction in the international setting that results in a growing body of literature on various aspects. Preferences regarding the use of autonomous vehicles as an alternative ...
Case studies on COVID-19 and environment
(
Elsevier
, 2021 , Book chapter)
Coronavirus drastically changes people's travel behavior all over the world. This study aims to investigate the effect of people's adaptive travel behavior on greenhouse gas (GHG) emission in south Asian countries. We ...
Investigating office buildings evacuations using unannounced fire drills: The case study of CERN, Switzerland
(
Elsevier
, 2021 , Article)
The main objective of this paper is to explore evacuees' behaviour during an unannounced fire drill using data collected in two office buildings located at CERN, in Switzerland. Overall, a total of 142 pre-evacuation time ...
The appraisal of roadway environment and infrastructure by drivers with autism: A qualitative study
(
Elsevier Ltd
, 2021 , Article)
People with an autism spectrum disorder (ASD) might experience difficulties while driving, for instance, related to hazard perception. These difficulties may be related to cognitive issues (internal) such as attention-shifting, ...
Improved traffic safety at work zones through animation-based variable message signs
(
Elsevier Ltd
, 2021 , Article)
Work zones are established to provide a safe environment for all road users and road workers. However, based on the statistics, they can be considered as crash prone zones due to changes in the road alignments and the ...
Interactions between autonomous vehicles and pedestrians at unsignalized mid-block crosswalks considering occlusions by opposing vehicles
(
Elsevier Ltd
, 2021 , Article)
Visibility can be identified as one of the critical determinants for the safety performance of autonomous vehicles (AVs) on unsignalized mid-block crosswalks (UMC), which may be significantly influenced by build-up environment ...
Sandstorm animations on rural expressways: The impact of variable message sign strategies on driver behavior in low visibility conditions
(
Elsevier Ltd
, 2021 , Article)
Problem: Evolving sandstorms on rural expressways in desert countries impair drivers' contrast vision and increase the risk of serious crashes due to delayed speed adjustments. Intelligent Transport Systems (ITS) such as ...
A novel agent-based framework for evaluating pedestrian safety at unsignalized mid-block crosswalks
(
Elsevier Ltd
, 2021 , Article)
A critical safety problem in road networks is the conflicts on unsignalized crosswalks. Thus, a proactive approach to assess pedestrian safety performance is required. Simulating the microscopic road user behavior in a ...
Evacuation under flooded conditions: Experimental investigation of the influence of water depth on walking behaviors
(
Elsevier
, 2021 , Article)
Flooding can be considered as the most frequent type of natural disaster, and it is an unavoidable phenomenon in many parts of the world. Ensuring the safety of people during such natural disasters is extremely important. ...