Busway Crossing (W10-21)

Warning sign

W10-21 — Busway Crossing

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Sign information

Federal designation: W10-21
Category: Warning
Device type: Sign
Shape: Diamond
Background: Yellow
MUTCD reference: §8B.06 • Table 8B-1
MUTCD reference: Chapter 2C; see sign-specific section

Size / fabrication

Conventional — Single Lane: 36x36 in.
Conventional — Multi-Lane: 36x36 in.
Expressway: 48x48 in.
Oversized: 48x48 in.

Reference: §8B.06 • Table 8B-1

FHWA Standard Highway Signs

Dimensioned layout

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Drawing units: inches (in.) unless noted on the sheet.

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Application & sources

Warns road users of the condition, alignment, crossing, or hazard named by the sign.

FHWA MUTCD source · FHWA Standard Highway Signs source