TMA Pro

Unmatched Highway Work Zone Protection with TMA Pro

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2025 Peterbilt model 536 with Scorpion TMA

TMA Pro (TMA3) - Western Highways Traffic Truck Products

Elevate your highway safety game with the TMA Pro from Western Highways Traffic Truck Products. Engineered for high-speed environments up to 62.5 mph, this truck-mounted attenuator (TMA) integrates the cutting-edge TrafFix Devices’ Scorpion II TMA TL-3, offering a perfect blend of durability, compliance, and customizable features. Whether you’re managing road construction, maintenance, or emergency response, the TMA Pro ensures your crew and drivers stay protected in the toughest conditions.

Key Features

  • Rugged Construction: Built with a 15’ steel body featuring integrated ballast chambers for added stability, paired with an 11-gauge solid steel bulkhead that stands up to the harshest impacts.
  • Space-Saving Design: Deploys to a compact 12’ 10” for superior impact absorption, then stows neatly at 10’ 6” for easy transport and storage.
  • Modern Safety Standards: MASH TL-3 certified, rigorously tested to handle collisions at speeds up to 62.5 mph (100 kph), meeting today’s strictest highway safety requirements.
  • Broad Compatibility: Designed to mount on trucks with a minimum curb weight of 15,000 lbs, offering flexibility across various chassis types.

Specifications

  • Attenuator: TrafFix Devices Scorpion II TMA TL-3
  • Deployed Length: 12’ 10” (3.91 m) – provides ample coverage without compromising maneuverability.
  • Stowed Height: 10’ 6” (3.20 m) – fits under most overhead restrictions for easy storage.
  • Vehicle Weight Requirement: Minimum 15,000 lbs (6,804 kg) – ensures stability during high-speed impacts.
  • Body Construction: 15’ steel body with integrated ballast chambers – enhances balance and durability.
  • Bulkhead: 11-gauge solid steel – offers a robust barrier integrated with the truck body.
  • Testing: MASH TL-3 (62.5 mph / 100 kph) – meets modern safety standards with proven crash performance.
  • Ground Clearance (Deployed): Approximately 12” ± 1” (305 mm ± 25.4 mm) – maintains road compatibility.
  • Width: 8’ (2.44 m) – aligns with standard truck widths for seamless integration.

Why Choose the TMA Pro?

Unlike older models, the TMA Pro’s MASH TL-3 certification ensures it meets the latest safety benchmarks, testing against heavier vehicles and stricter conditions than NCHRP-350 standards. Its steel body and bulkhead add an extra layer of toughness, while optional tech upgrades—such as cameras or advanced warning systems—bring unexpected versatility to a traditionally straightforward safety tool. With Western Highways’ commitment to fast delivery and customization, you’re not just getting a TMA—you’re getting a solution built for your specific needs.