IS MY TRACTOR A “LOW PROFILE TRACTOR”?

You Will Learn

• The definition of a “low profile tractor”.

• How to take the measurements to determine if your tractor is “low profile”.

Definition of Low Profile

The rules about Rollover Protective Structures for tractors are in Chapter 296-307 WAC, Part F, and they define a low profile tractor as:A wheel or track-equipped vehicle with the following characteristics:

Characteristic 1

1. The front wheel spacing is equal to the rear wheel spacing, as measured between the centerlines of the wheels;

Characteristic 2

2. The clearance from the bottom of the tractor chassis to the ground is eighteen inches or less;

Characteristic 3

3. The highest point of the hood is sixty inches or less; and

Characteristic 4

4. The tractor is designed so that the operator straddles the transmission when seated.

Characteristic 1

The front wheel spacing is equal to the rear wheel spacing, as

measured between the centerlines of the

wheels.

The space between the centerline of the rear wheels measures 43”.

The space between the centerline of the front wheels measures 45”. A one or two inch difference between the front and rear wheel spacing is acceptable.

Characteristic 2

The clearance from the bottom of the tractor

chassis to the ground is eighteen inches or less.

The clearance from the lowest portion of the chassis to the ground measures 10”.

Characteristic 3

The highest point of the hood is sixty inches or less.

The highest point of the hood measures 48”.

Characteristic 4

The tractor is designed so that the operator straddles the

transmission when seated.

The operator straddles the transmission when seated.

Transmission

That’s It !

The measurements showed that this tractor is in fact a low-profile tractor. Now you know how to determine if you have a low profile tractor!

Wheel spacing Wheel

spacing

Hood

Chassis to ground

Rules and Resources

For the rules about Rollover Protective Structure (ROPS) click here:

Chapter 296-307 WAC, Part FFor rules about Farm Field Equipment

click here:Chapter 296-307 WAC, Part EFor other on-line safety courses about

tractors click here.

Thank you for taking the time to learn about safety and health and how to prevent future injuries and illnesses.