Regulatory sign

R4-21 — Right (Left) Turn Only

R4-21 (Right (Left) Turn Only) is an official MUTCD traffic sign designation within the regulatory sign family. Standard vector graphics are published by FHWA under Standard Highway Signs.

Designation

R4-21

Official sign name

Right (Left) Turn Only

Sign family

Regulatory

Sign series

R4 Series

Primary source

FHWA MUTCD 11th Edition

Artwork status

2 artwork variants matched

Artwork release

Standard Highway Signs release 2

Artwork format

SVG

Artwork variants

2 (24 × 30 in — Left arrow, 24 × 30 in — Right arrow)

Known search aliases

turning turn sign direction