Warning sign

W21-4 — Slow Moving Vehicle

W21-4 (Slow Moving Vehicle) is an official MUTCD traffic sign designation within the warning sign family. Standard vector graphics are published by FHWA under Standard Highway Signs.

Designation

W21-4

Official sign name

Slow Moving Vehicle

Sign family

Warning

Sign series

W21 Series

Primary source

FHWA MUTCD 11th Edition

Artwork status

Artwork file matched

Artwork release

Standard Highway Signs release 3

Artwork format

SVG

Artwork variants

1