On average, a small bulldozer (less than 100 horsepower) will use between 2 and 5 gallons of fuel per hour. A medium-sized bulldozer (100 to 200 horsepower) will use between 5 and 10 gallons of fuel per hour. And a large bulldozer (over 200 horsepower) will use between 10 and 20 gallons of fuel per hour.
Other factors that can affect fuel consumption include the age and condition of the bulldozer, the type of fuel being used, and the operator's driving habits.
For reference, here are some typical fuel consumption rates for popular bulldozer models:
* Caterpillar D6: 7-10 gallons of fuel per hour
* Komatsu D61: 6-8 gallons of fuel per hour
* John Deere 650J: 5-7 gallons of fuel per hour
* Kubota U55-4: 2-3 gallons of fuel per hour
It's important to note that these figures are just averages. Individual bulldozers may use more or less fuel depending on specific circumstances. However, this information can provide a general idea of the fuel consumption you can expect when using a bulldozer.