Tolling and Pricing Program
photos of highway traffic and toll booths
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VPP Projects Involving Tolls
Category: Priced Roadways
Sub-Category: Priced Tollways

Project - TEXAS: Truck Traffic Diversion Using Variable Tolls in Austin

This project examined the use of value pricing to encourage truck traffic to divert from I-35 to a newly constructed, parallel toll facility. Because of the congestion on I-35, the study analyzed whether commercial trucks were willing to shift to the alternate facility that is a toll facility. Additionally, the project examined methods to encourage route and time-of-travel shifting. When completed in 2007, Phase 1 of SH 130 will stretch from just north of Georgetown, Texas to US 183 near the Austin-Bergstrom International Airport. This 49-mile tolled highway will be a four-lane divided facility with major interchanges at I-35, US 79, SH 45 North, US 290 and SH 71. Subsequent phases of the project will connect the road to I-10 north of San Antonio.

The project evaluated value pricing applications to shift truck traffic from I-35 to SH 130 by utilizing variable tolls on SH 130. Surveys will measure truckers' willingness to pay, in order to determine price elasticity of demand for the new toll road. The potential for credits to encourage use at off-peak times to alter the time of day for truck travel will also be investigated. Diversion rates for trucks from I-35 to SH 130 were developed for various toll scenarios. TxDOT contacted the American Trucking Associations and developed a plan to involve the trucking community in the study. Additionally, the study will produce market research related to truck tolling from both international and U.S. trucking interests.

Pre-Implementation Study Awarded

January 2006

Anticipated Completion Date

2008

Study Completed

For More Information Contact

David Powell
Texas Department of Transportation
E-mail: dpowell@dot.state.tx.us

Mark Burris, Ph.D.
Texas Transportation Institute
Phone: (979) 845-9875
E-mail: MBurris@tamu.edu

Tina S. Collier
Texas Transportation Institute
Phone: (512) 467-0946
E-mail: t-geiselbrecht@tamu.edu


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