Page 24 - Fairbook 2026.1.28.26.1 copy.indd

Combine Derby
22 2026 BUTLER COUNTY

Saturday August 1st @ 7:00PM 6.Head can be reinforced. Braces and/or brackets can
be used, but may not extend outside the head and
2026 BUTLER COUNTY COMBINE must be smooth with outer edge.
7.No spikes mounted to head.
DEMOLITION DERBY RULES 8.No concrete allowed..

Questions: Tony Sterwerf 513.623.2104 Safety Rules:
1.There can be no fi res.
All combines must be on grounds 1 hour before start 2.Combine may not be raised more than 10 inches off
of derby for inspection. All participants of the combine ground from side impact.
derby must be a paid member of the tractor club. If 3.Combine must operate in responsible safe manner
driver is under the age of 18 they must have a parent at all times on the track.
present and sign a waiver. Drivers meeting will be 4.A protective helmet must be worn by the operator at
held at 5:30pm in front of the announcement stand. all times on the track.
5.All drivers must remain in the cab at all times during
Combine Unit: the derby heat. No hanging outside of the cab.
1.Disconnect all drive belts to threshing unit, grain 6.During heat, combine has 3 minutes to make con-
table , straw chopper, and grain unloading system. tact. You will be given 2 warnings. After time limit com-
2.Fuel tank must be mounted inside grain tank with a bine is disqualifi ed.
spill poof cap. No more than 15 gallons of fuel in tank. 7.No head hunting, no attempts to injure operators, or
3.Seat belts must be installed to seats. turn combines over.
4.All window and glass must be removed from cab. 8.If header becomes unattached or deemed unsafe

5.Remove ladder to cab. by offi cials combine is disqualifi ed for that heat.
6.Remove unloading auger from grain tank. 9.Judges have fi nal say on all rules and regulations.
7.Hydraulic hoses for hydro stat must be covered but
no protection on belts or transmission drive. ***NO COMBINES may be worked on until after the
8.If no cab unit must have full roll cage. last heat has ended***
9.Tall end of combine can be off . Straw chopper can- *** All combines have 1 hour from end of the last heat
not hang out, must be smooth with outer edge. to get ready for the fi nal heat. ***
10.Windshield and door must have
some kind of protective webbing.

Combine Tires:
1.No loaded tires. All tires to be fi lled
with air only. No water. They will be
checked before derby.
2.Small combine tires or fork tires can
be used. Must have rubber

Header Unit:
1.Grain table must be used in com-
bine derby.
2.Remove complete reel, sickle bars,
guards and fl oating cutter bar.
3.Head must be fastened solid to the
combine.
4.Hydraulic hoses to cylinder must be
removed. There can be no lift action
on the header from cab.
5.Head must be 18 to 24 inches off
the ground.