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Workers Symbol Sign (W21-1)
W21-1

Workers Symbol Sign

MUTCD W21-1 Workers symbol sign for active work areas.

The W21-1 warns of workers in or near the roadway. Symbol format is preferred for quick recognition at work-zone speeds.

High-Intensity PrismaticDiamond Grade

Custom sizes, legends, and municipal logos available. Tell us what you need.

Specifications

MUTCD CodeW21-1
ShapeDiamond
Standard ColorsBlack symbol and border on orange background
LegendWorker symbol
Substrate.080 in. 5052-H38 aluminum
Available Sizes30x30, 36x36, 48x48 in.
Reflective GradesHigh-Intensity Prismatic, Diamond Grade
Lead Time5 business days (made to order)

Sizes & Variants

3 variants available. Add any to a quote request — we confirm pricing and lead time.

Part NumberSizeReflective Grade
W21-1.30HA 30DIA in. High-Intensity Prismatic Add to Quote
W21-1.36DA 36DIA in. Diamond Grade Add to Quote
W21-1.36HA 36DIA in. Diamond Grade Add to Quote

Need Workers Symbol Sign fast?

We fabricate to MUTCD spec and ship nationwide. Toll-free 800-255-4369.