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Orange diamond with black border and black text reading ROAD MACHINERY AHEAD on three lines.
MUTCD
CW21-3
Category
work zone
Color
orange
Shape
diamond

Road Machinery Ahead

Construction or maintenance equipment is operating on or near the roadway ahead.

Heavy equipment such as graders, pavers, rollers, or loaders is working on or alongside the road ahead. Slow down, expect machinery to enter or cross the travel lanes, and be ready for sudden stops, dust, or debris.

In the same family

Related signs

Horizontal orange rectangle with black border reading END ROAD WORK on two lines in black uppercase letters.
End Road Work
Orange diamond with a thick black right-angle arrow pointing left
Turn Left (Work Zone)
Orange diamond with a thick black arrow curving up and to the left
Curve Left (Work Zone)
Orange diamond with a thick black arrow curving up and to the right
Curve Right (Work Zone)
Orange diamond with a thick black zig-zag arrow that bends sharply left then right and points up
Reverse Turn Left (Work Zone)
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