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Bill

SB 320

Autonomous truck-mounted attenuators; pilot program authorized, sunset.

2026 Regular Session Introduced by Kannan Srinivasan

Virginia authorizes a pilot program testing autonomous truck-mounted attenuators on highways to enhance work zone safety while the program undergoes temporary evaluation.

Referred to Committee on Transportation
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Bill Summary · SB 320

Legislative bill overview

SB 320 authorizes Virginia to conduct a pilot program allowing autonomous truck-mounted attenuators (impact protection devices) on state highways. The bill establishes a temporary testing period with a sunset clause, meaning the program will automatically expire unless renewed by the legislature.

Why is this important

Truck-mounted attenuators are safety devices that protect road workers and first responders by absorbing impact from vehicles in work zones. Autonomous versions could improve worker protection while reducing the need for human operators in dangerous highway conditions, potentially saving lives and reducing liability for the state.

Potential points of contention

  • Safety validation concerns: Whether autonomous attenuators have been adequately tested in real-world Virginia highway conditions before broader deployment
  • Worker displacement: Potential impact on jobs for operators currently manning these devices, and whether retraining programs are addressed
  • Liability questions: Unclear responsibility allocation if an autonomous attenuator malfunctions and causes injury or property damage
  • Sunset provision oversight: Whether the legislature will have sufficient data and evaluation mechanisms to make an informed renewal decision

Compiled from official sources — confirm details with the bill’s official record.

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