Traffic Safety Blog

Research-backed guides on radar speed signs, flashing LED signs, work zone safety, temporary traffic control, and the MUTCD, written for municipalities, contractors, and property managers.

Radar Speed Signs: How They Work, How Much They Slow Traffic, and What They Cost How radar speed signs work, the measured speed reductions from Texas and Montana studies, whether they issue tickets, typical costs, and how to choose one. Updated September 2026 Read the post

Work Zone Safety Statistics and the Equipment That Prevents Crashes U.S. work zone crash statistics from FHWA and NIOSH, what causes them, and the arrow boards, message signs, beacons, and barricades that reduce the risk. Updated September 2026 Read the post

MUTCD 11th Edition: What Changed for Signs, LED Signs, Speed Limits, and Work Zones MUTCD 11th Edition (effective Jan. 18, 2024; Revision 1 Dec. 2025): what changed for LED signs, RRFBs, speed limits, work zones, and state adoption deadlines. Updated September 2026 Read the post

Temporary Traffic Control (TTC) Zones Explained: The Four Areas, the Devices, and the Plan What a temporary traffic control (TTC) zone is, its four areas per MUTCD Part 6, the devices each area needs, how a TTC plan is built, and equipment costs. Updated September 2026 Read the post

Flashing LED Stop Signs: Do They Work, What to Look For, and What They Cost Flashing LED stop signs explained: the crash data, how solar models work, specs to check, sizes, costs, and MUTCD rules. Updated September 2026 Read the post

Solar Sign, Beacon, and LED Light Maintenance: A Seasonal Checklist That Prevents Outages Seasonal maintenance checklist for solar flashing signs, beacons, radar signs, and LED lot lights: panel cleaning, battery tests, mounting, and troubleshooting. Updated September 2026 Read the post

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