Results of the Clarus Regional Demonstrations: Evaluation of Four Decision Support Tools

Pisano, Paul; United States. Department of Transportation. Road Weather Management

[PDF-518.36 KB]

Details:

Creators:

Pisano, Paul

Corporate Creators:

United States. Department of Transportation. Road Weather Management

Corporate Contributors:

United States. Department of Transportation. Research and Innovative Technology Administration

Subject/TRT Terms:

[+]

Publication/ Report Number:

FHWA-JPO-12-013

Resource Type:

Brief

Geographical Coverage:

United States

Corporate Publisher:

United States. Joint Program Office for Intelligent Transportation Systems

NTL Classification:

NTL-INTELLIGENT TRANSPORTATION SYSTEMS-Road Weather Management ; NTL-ENERGY AND ENVIRONMENT-Environment Impacts ;

Abstract:

The Clarus Initiative is a research effort of the U.S. Department of Transportation Intelligent Transportation Systems (ITS) Joint Program Offi ce and the Federal Highway Administration’s (FHWA) Road Weather Management Program (RWMP) to develop and demonstrate an integrated weather observation data management system that can reduce the impact of adverse weather conditions on surface transportation.

Format:

PDF

Collection(s):

Intelligent Transportation Systems Joint Program Office Digital Library
Federal Highway Administration

Main Document Checksum:

[+]

Supporting Files:

No Additional Files

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Published Date:

2011-01-01

Abstract:

“Weather forecast for tonight: Dark. Continued dark overnight, with widely scattered light by morning.” These words by comedian George Carlin, while not a real weather forecast, demonstrate how insufficient forecasting can be. While the accuracy ...

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Clarus Multi-State Regional Demonstrations, Evaluation of Use Case #2: Seasonal Load Restriction Tool

Published Date:

2011-07-01

Abstract:

This report presents the results of an evaluation of the demonstration of an experimental seasonal load restriction decision support tool. This system offers state DOTs subsurface condition forecasts (such as moisture, temperature, and freeze-thaw tr...

File Type:

[PDF - 3.96 MB]
Clarus Multi-State Regional Demonstrations, Evaluation of Use Case #5: Enhanced Road Weather Content for Traveler Advisories

Published Date:

2011-05-11

Abstract:

This evaluation report presents an assessment of the benefits of a new road condition forecast tool that offers road weather information to travelers. The tool has been developed by Meridian Environmental Technology, Inc. and has been demonstrated in...

File Type:

[PDF - 2.53 MB]
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Published Date:

2011-09-01

Abstract:

Weather is a primary item of interest to travelers, but generally scattered numerous sources and in varying formats, making it difficult to assemble prior travel. Within this project, a website was developed to display Clarus ESS data, along with oth...

File Type:

[PDF - 8.99 MB]
Clarus Multi-State Regional Demonstrations, Evaluation of Use Case #3: Non-winter Maintenance Decision Support System

Published Date:

2011-05-26

Abstract:

This evaluation report documents benefits, challenges and the lessons learned from the demonstration of a new tool that offers state DOTs the ability to expand decision support beyond snow and ice control to incorporate Clarus data to assist maintena...

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[PDF - 1.31 MB]
Integrating Clarus Data with the 511 New York Traveler Information System

Published Date:

2011-06-30

Abstract:

This document is the final report that describes process and results of integrating Clarus and other weather alert data into the 511 New York Traveler Information System.

File Type:

[PDF - 5.34 MB]
Clarus Quality Checking Algorithm Documentation Report

Published Date:

2010-12-21

Abstract:

With funding and support from the USDOT RITA IntelliDrive(SM) initiative and direction from the FHWA Road Weather Management Program, NCAR enhanced QCh algorithms that are a part of the current Clarus System. Moreover, NCAR developed new QCh algorith...

File Type:

[PDF - 215.18 KB]
Results of the Clarus Demonstrations: Evaluation of Enhanced Road Weather Forecasting Enabled by Clarus [Use Case #1]

Published Date:

2011-06-14

Abstract:

This document is the final report of an evaluation of Clarus-enabled enhanced road weather forecasting used in the Clarus Demonstrations. This report examines the use of Clarus data to enhance four types of weather models and forecasts: The Local Ana...

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The Integration of Multi-State Clarus Data into Data Visualization Tools

Published Date:

2011-12-20

Abstract:

This project focused on the integration of all Clarus Data into the Regional Integrated Transportation Information System (RITIS) for real-time situational awareness and historical safety data analysis. The initial outcomes of this project are the fu...

File Type:

[PDF - 2.19 MB]
Using the Clarus System to Improve the Use of Mobile Data

Published Date:

2010-01-01

Abstract:

Mobile observation systems may help to enhance the quantity of information available on our nation’s road weather conditions and augment existing road weather information systems. Such improvements may lead to increased passenger safety through bet...

File Type:

[PDF - 256.20 KB]
Results of the Clarus Regional Demonstrations: Evaluation of Enhanced Road Weather Forecasting

Published Date:

2012-01-01

Abstract:

The Clarus Initiative is a research effort of the U.S. Department of Transportation Intelligent Transportation Systems Joint Program Office and the Federal Highway Administration’s Road Weather Management Program to develop and demonstrate an integ...

File Type:

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Integrating Clarus Data in Traffic Signal System Operation: A Survivable Real-Time Weather-Responsive System

Published Date:

2011-07-11

Abstract:

This report presents a prototype of a secure, dependable, real-time weather-responsive traffic signal system. The prototype executes two tasks: 1) accesses weather information that provides near real-time atmospheric and pavement surface condition ob...

File Type:

[PDF - 1.93 MB]
Integrating Clarus Weather Station Data and State Crash Data into a Travel Decision Support Tool

Published Date:

2011-09-23

Abstract:

2009 crash data from the State of Michigan was combined with weather data from four Clarus weather stations in the Upper Peninsula of Michigan. Crashes were monitored within a 50 mile radius and associated with weather conditions at the Clarus statio...

File Type:

[PDF - 1.39 MB]
Enhanced Road Weather Forecasting: Clarus Regional Demonstrations

Published Date:

2011-01-01

Abstract:

The quality of road weather forecasts has major impacts on users of surface transportation systems and managers of those systems. Improving the quality involves the ability to provide accurate, route-specific road weather information (e.g., timing an...

File Type:

[PDF - 3.13 MB]
Maintenance and Operations Decision Support Tool: Clarus Regional Demonstrations

Published Date:

2011-01-01

Abstract:

Weather affects almost all maintenance activity decisions. The Federal Highway Administration (FHWA) tested a new decision support system for maintenance in Iowa, Indiana, and Illinois called the Maintenance and Operations Decision Support System (MO...

File Type:

[PDF - 432.09 KB]
Seasonal Load Restriction Tool: Clarus Regional Demonstrations

Published Date:

2011-01-01

Abstract:

State transportation agencies have wanted to improve the techniques that lead to the decisions to impose and subsequently lift restrictions on selected roads that are prone to road damage due to subsurface freezing/thawing processes. The Seasonal Loa...

File Type:

[PDF - 480.67 KB]
Enhanced Road Weather Content for Travel Advisories: Clarus Regional Demonstrations

Published Date:

2011-01-01

Abstract:

Statewide transportation information systems need road weather and road condition forecasts to improve safety and mobility for transportation users. Under the Clarus Initiative’s regional demonstrations enhanced road weather content was developed f...

File Type:

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Multistate Control Strategy Tool: Clarus Regional Demonstration

Published Date:

2011-01-01

Abstract:

The Federal Highway Administration (FHWA) recently tested a Multistate Control Strategy Tool that integrates weather and other traffic information enabling system operators to better manage the transportation network. This tool allows multple agencie...

File Type:

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Clarus: America's 21st Century Surface Transportation Weather Observing Forecasting System

Published Date:

2004-01-01

Abstract:

Clarus (which is Latin for “Clear”) is an initiative to develop and demonstrate an integrated surface transportation weather observing, forecasting and data management system, and to establish a partnership to create a Nationwide Surface Transpor...