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Regulatory · Rectangle · MUTCD 11th edition

R4-8c Narrow Keep Left

R4-8c Narrow Keep Left sign from the MUTCD 11th edition: standard size (18" × 30"), with border widths and colors.

Open this sign in the editorStandard sizes
R4-8c
Drawn at 18" × 30"

01

Standard sizes

SizeRoad typeBorderCorner radius
18" × 30"—5/8"1 1/2"

02

Colors

Legend
Black
Background
White
Border
Black

03

Standard reference

  • SHS 2024 sheet 2-178 (R4-8c, 18x30 in); MUTCD 11th ed.