Warning · Diamond · MUTCD 11th edition

W8-10 Bicycle Surface Condition

W8-10 Bicycle Surface Condition sign from the MUTCD 11th edition: 2 standard sizes (18" × 18" and 30" × 30"), with border widths and colors.

W8-10
Drawn at 30" × 30"

01

Standard sizes

SizeRoad typeBorderCorner radius
18" × 18"—5/8"1 1/2"
30" × 30"Conventional Road, Single LaneConventional Road, Multi-Lane3/4"1 7/8"

02

Colors

Legend
Black
Background
Yellow
Border
Black

03

Standard reference

  • SHS 2024 sheet 3-92 (W8-10, 18 in); MUTCD 11th ed.
  • SHS 2024 sheet 3-92 (W8-10, 30 in); MUTCD 11th ed.