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Road Weather Management > Information Dissemination - Advisory Strategies > Highway Advisory Radio

>> Benefits Documents

In a mountainous area of Spokane, Washington, 94 percent of travelers surveyed indicated that a road weather information website made them better prepared to travel; 56 percent agreed the information helped them avoid travel delays.(8 January 2004)

In a mountainous region of Spokane, Washington, about one-third of CVOs interviewed would consider changing routes based on the information provided on a road weather information website and highway advisory radio system; however, few could identify viable alternate routes. (8 January 2004)

In Tennessee, a fog detection and warning system implemented in 1994 significantly improved safety as no fog-related accidents have occurred since implementation.(October 2000)

>> System Costs Documents

The Pennsylvania (PA) Turnpike Commission expanded its statewide advanced traveler information system (ATIS) to better inform motorists of traffic, weather, and emergency conditions along the PA Turnpike. The overall project cost was $8.2 million.(April 2006)

TMC central hardware costs can exceed $200,000 if regional communications and system integration are required.(5 August 2004)

Detailed costs of road weather information systems deployed at several sites north of Spokane, WA.(8 January 2004)

The highway advisory radio (HAR) system deployed at Blewett/Stevens pass in Washington State included a portable HAR unit ($30,000), and two fixed HAR stations ($15,000 each).(July 2001)

>> Lessons Learned Documents

Prepare in advance for severe weather by staffing enough snow plow operators and ensuring that public information systems will be updated with current weather and road conditions.(March 27, 2007 )

Adopt best practices for integrating emergency information into Transportation Management Center (TMC) operations to improve performance and increase public mobility, safety and security.(2/28/2006)

Invest in research and development for emergency integration.(2/28/2006)

Extend the application of emergency integration best practices to further improve emergency operations.(2/28/2006)

Integrate weather information into Transportation Management Center (TMC) operations to enhance the ability of operators to manage traffic in a more responsive and effective way during weather events.(2/28/2006)

Treat maintenance staff as customers and beneficiaries of ATIS information.(5/1/2005)

Treat system operators as the client and consider their perspectives during ATIS project development.(5/1/2005)

Consider how implementing an ATIS system will impact staffing and training requirements.(5/1/2005)

Consider that ATIS deployment in rural and/or remote areas presents special challenges.(5/1/2005)

Provide traveler information in rural areas to allow for good travel decisions in inclement weather and construction season.(November 2001)