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Official United States Farm Machinery / Tractor Crossing Road Sign

Federal MUTCD Specifications

Standard Code
W11-5
Sign Category
Warning
Shape
Diamond
Color Scheme
Yellow with Tractor Symbol

Warning Road Sign (W11-5)

Farm Machinery / Tractor Crossing Sign Meaning & Driving Rules

Warns of slow-moving farm machinery, tractors, and combines entering or traveling along the roadway.

Required Driver Action & Right-of-Way Protocol

Slow down immediately upon sighting farm equipment. Wait for a legal, safe passing zone before overtaking.

Detailed Overview & Purpose

The Farm Machinery sign (W11-5) alerts motorists to slow-moving agricultural equipment that travels at speeds of 25 mph or less. These large vehicles take up wide clearance and make wide turns.

Be patient and do not attempt to pass until sightlines are completely clear and passing is legally permitted.

Key Standard & Origin: Farm equipment displaying a triangular orange Slow-Moving Vehicle (SMV) emblem is restricted by law to 25 mph maximum.

Where You'll Find This Sign

Agricultural corridors, rural highways, and farming community routes.

Common Driver Mistakes to Avoid

Attempting to pass a tractor on a blind curve or hill crest, causing head-on collisions with oncoming traffic.

How This Sign Appears on the DMV Knowledge & Road Test

Tests sharing the road with slow-moving vehicles (SMVs) and safe passing rules.

Legal Penalties and Moving Violations

Illegal passing of agricultural machinery in a no-passing zone carries moving violation fines.

DMV Knowledge Check

When you encounter the official Farm Machinery / Tractor Crossing (W11-5) on a roadway, what is your legal duty?

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