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National Work Zone Safety Information Clearinghouse

Library of Resources to Improve Roadway Work Zone Safety for All Roadway Users

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You are here: Home / All entries for Traffic Models / Traffic Simulation

Traffic Simulation

Simulation and Evaluation of Speed and Lane-Changing Advisory of CAVS at Work Zones in Heterogeneous Traffic Flow (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
Emerging connected autonomous vehicle (CAV) technologies provide an opportunity to the vehicle motion control to improve the traffic performance. This study simulated and evaluated the CAV-based speed…More

Study of Work Zone Traffic Safety Under Adverse Driving Conditions With a Microscopic Traffic Simulation Approach (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
Work zone traffic safety under adverse weather conditions has been a serious concern for drivers and transportation agencies. Existing studies on work zone traffic safety with statistical approaches a…More

Fault-Tolerant Control of Variable Speed Limits for Freeway Work Zone Using Likelihood Estimation (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
Freeway work zone with lane closure can lead to disruption to local traffic and cause significant impacts on mobility, safety and environmental sustainability. To mitigate traffic congestion near work…More

Study on the Capacity of Urban Road Construction Section Under Mixed Traffic Environment (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
Based on the analysis of the calculation model of the capacity of urban road construction section, a calculation optimization model considering the influence of non-motor vehicle factors on the capaci…More

Influence of Traffic Delay Produced During Maintenance Activities on the Life Cycle Assessment of a Road (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
This paper analyses the relevance of the traffic delay generated during the A-8 Spanish Motorway maintenance activities in order to make recommendations for inclusion within the LCA of roads. Six cong…More

Work Zone Traffic Simulation Using Cellular Automata (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
The focus of the present work is to develop a simulation model using cellular automata for work zone traffic containing homogeneous traffic condition. Work zone is created by blocking some of the cell…More

Freeway Work Zone Traffic State Estimation with Fault Diagnosis (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
Freeway work zone can cause disruption to local traffic and have adverse impacts on mobility and safety of road users and those who work in the work zone. To ensure an effective traffic management str…More

Driver Behavior Models for Heavy Vehicles and Passenger Cars at a Work Zone (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
Traffic impact assessment is a key step in the process of work zone planning and scheduling for transportation agencies. Microscopic traffic simulation models enable transportation agencies to condu…More

Fast Safety Assessment and Correction Framework for Maintenance Work Zones (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
A framework is proposed to assess the safety of maintenance work zones in a timely manner, show whether there are safety hazards, whether adjustments need to be made and how to adjust it. By means of …More

An Optimization‐Based Traffic Diversion Model During Construction Closures (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
During major highway construction, when lanes or entire highway sections must be temporarily closed, traffic managers would like to inform motorists of alternative routes around the construction site …More

Research on the Influence of Front Virtual Work Zone on Traffic Operation of Expressway Construction Sections (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
In this paper, a new work zone traffic organization scheme (as opposed to a traditional one) is proposed. A front virtual work zone, in which no work is carried out, is set upstream of the real work z…More

Traffic Risk Assessment Model for Expressway Maintenance Work Zones Based on Risk Index (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
The driving environment of expressway maintenance work zones is complex and the rate of accidents is high. It is very important to improve road traffic safety, evaluate driving risks, and establish ri…More

An Improved Cellular Automaton Model for Work Zone Traffic Simulation Considering Realistic Driving Behavior (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
Traffic efficiency and safety in work zone are major concerns for traffic engineers, highway agencies and road users. Microscopic traffic simulation is an efficient method to study work zone traffic a…More

Practical Road-Resistance Functions for Expressway Work Zones in Occupied Lane Conditions (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
In order to create a practical road-resistance function for work zones under different lane occupation conditions, the expected speed of vehicles was calibrated in the work zone simulation model based…More

An Empirical Method of Ascertaining the Null Points from a Dedicated Short-Range Communication (DSRC) Roadside Unit (RSU) at a Highway On/Off-Ramp (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
The deployment of dedicated short-range communications (DSRC) roadside units (RSUs) allows a connected or automated vehicle to acquire information from the surrounding environment using vehicle-to-inf…More

Model and Simulation of the Heterogeneous Traffic Flow of the Urban Signalized Intersection With an Island Work Zone (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
Work zones exist widely in cities of many countries and have a significant negative impact on city traffic. The majority of the existing studies only focused on freeway work zones, while the work zone…More

Surrogate Safety Assessment of Work Zone Rear-End Collisions in a Connected Vehicle Environment: Agent-Based Modeling Framework (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
This paper presents an agent-based modeling and simulation (ABMS) framework to evaluate the safety performance impacts of connected vehicle (CV) technologies in a work zone setting. This research is p…More

Characterizing the Impact of Nighttime Construction on Traffic-Related Emissions (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
Nighttime road maintenance and construction work is most commonly initiated where it is impractical or highly undesired to close traffic lanes on certain high-volume roadways during normal daylight ho…More

Model and Simulation of the Traffic of the Urban Signalized Intersection with Island Work Zone (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
Work zones exist widely in cities of many countries and have a significant negative impact on city traffic; however, the majority of existing studies focused on freeway work zones, work zones on urban…More

Understanding Traffic Flow Characteristics and Capacity of Linear Multi-work Zones on the Urban Arterial Road (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
It is quite common that several construction projects are implemented synchronously on the urban arterial roads of many large cities in China. Unfortunately, despite the popularity and prevalence of t…More

A Particle Swarm Optimization Framework for Calibration of Driver Behavior Models at a Work Zone (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
Traffic impact assessment is a key step in the process of work zone planning and scheduling for transportation agencies. Microscopic traffic simulation models enable transportation agencies to conduct…More

A Work Zone Simulation Model for Travel Time Prediction in a Connected Vehicle Environment (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
A work zone bottleneck in a roadway network can cause traffic delays, emissions and safety issues. Accurate measurement and prediction of work zone travel time can help travelers make better routing d…More

Optimization of Work Zone Segments on Urban Roads Using Cellular Automata Model in Mixed Traffic (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
Increased delays and reduced speeds in work zones leads to  congestion. This can be improved by optimizing the work zone length. The focus of this study is to model work zones using  cellular automa…More

Impact Analysis of Temporary Traffic Control Design in Planning Construction for Transportation Infrastructure Expansion: The Contractor’s Perspective (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
In construction of transportation infrastructure expansion or improvement projects, temporary traffic control (TTC) is required to provide enough space for construction. Lane closing and detouring are…More

Effects of Roadway Factors and Demographic Characteristics on Drivers’ Perceived Complexity of Simulated Roadway Videos (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
This study examined drivers’ perceived complexity of simulated roadway videos using a full factorial experimental design that featured high and low levels of five roadway factors: (1) work zone tr…More

Safety Impacts of Signalized Lane Merge Control at Highway Work Zones (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
Lane closures due to highway work zones present many challenges to the goal of ensuring smooth traffic operations and a safe environment for both drivers and workers. Late merge behavior at a work zon…More
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