---
title: "MUTCD W2-1a Workers Traffic Control Signs"
description: "MUTCD W21-1a Workers. Size: 24\", 30\", 36\", MUTCD Code: W21-1a, Gauge: 0.080."
url: "https://www.trafficthingz.com/products/mutcd-w2-1a-workers"
date_modified: "2026-10-09T13:08:01-07:00"
---

## MUTCD W21-1a Workers

$52.42 – $145.67 · MUTCD W21-1a · Lead time confirmed after order

### Variants & pricing

| Size & Sheeting | SKU | Price |
| --- | --- | --- |
| 24" Engineer Grade Orange Sheeting | W2-1a-0024-EGR-ORG | $52.42 |
| 24" High Intensity Prismatic Orange Sheeting | W2-1a-0024-HIP-ORG | $56.00 |
| 24" Diamond Grade Orange Sheeting | W2-1a-0024-DMG-ORG | $65.82 |
| 30" Engineer Grade Orange Sheeting | W2-1a-0030-EGR-ORG | $79.62 |
| 30" High Intensity Prismatic Orange Sheeting | W2-1a-0030-HIP-ORG | $85.22 |
| 30" Diamond Grade Orange Sheeting | W2-1a-0030-DMG-ORG | $100.58 |
| 36" Engineer Grade Orange Sheeting | W2-1a-0036-EGR-ORG | $115.48 |
| 36" High Intensity Prismatic Orange Sheeting | W2-1a-0036-HIP-ORG | $123.55 |
| 36" Diamond Grade Orange Sheeting | W2-1a-0036-DMG-ORG | $145.67 |

### Key specs

| Spec | Value |
| --- | --- |
| Gauge | 0.080 |
| Warranty | Engineer Grade ~7 yr / High Intensity Prismatic ~10–12 yr / Diamond Grade ~12 yr — typical manufacturer term by sheeting grade |

### Description

Introducing our Traffic Safety Workzone Signs, precisely engineered to meet the stringent MUTCD guidelines under code W21-1a, specifically designed for "Workers" sign applications. Ensure the safety and visibility of your work zones with these essential traffic signs.

- Type: MUTCD W21-1a Workers
- Product Code: W21-1a
- MUTCD Code: W21-1a
- Gauge: 0.080

Sheeting Options:

- Engineer Grade Prismatic: Standard reflective sheeting for dependable visibility.
- High-Intensity Prismatic (3M): Enhanced reflective sheeting for greater visibility in various lighting conditions.
- Diamond Grade (3M): Premium reflective sheeting for the highest level of visibility and safety.

Material:

- Alloy: 3105 - Known for its strength, durability, and resistance to corrosion.

Installation:

- Standard 2 Hole: Easy and secure mounting for quick installation.

Our W21-1a "Workers" signs are crafted with high-quality materials and meticulous attention to detail, ensuring they remain effective and visible in all weather conditions. These signs are crucial for both temporary and permanent work zones, providing clear warnings to drivers and enhancing the safety of workers on site. For the symbol (worker-in-hardhat) version of this warning, see the MUTCD W21-1 Workers sign.

Choose our W21-1a "Workers" signs for reliable, high-visibility traffic control that meets all MUTCD guidelines and ensures maximum safety in your work zones.

Product page: https://www.trafficthingz.com/products/mutcd-w2-1a-workers
Request a quote: https://www.trafficthingz.com/contact?product=mutcd-w2-1a-workers