Heavy Merge From Right (Left) (W4-7)

Warning sign

W4-7 — Heavy Merge From Right (Left)

Open in full catalog View dimensioned layout

Sign information

Federal designation: W4-7
Category: Warning
Device type: Sign
Shape: Diamond
Background: Yellow
MUTCD reference: §2C.49 • Table 2C-1
MUTCD reference: Chapter 2C; see sign-specific section

Size / fabrication

Conventional — Single Lane: 36 x 36 in.
Conventional — Multi-Lane: 36 x 36 in.
Expressway: 48 x 48 in.
Freeway: 48 x 48 in.

Reference: §2C.49 • Table 2C-1

FHWA Standard Highway Signs

Dimensioned layout

Open original PDF

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

Preparing layout…

Application & sources

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

FHWA MUTCD source · FHWA Standard Highway Signs source