Your Country Fair
September 9, 10 & 11, 2022
Uxbridge Fall Fair,
180 Main St. S, Elgin Park, Uxbridge, ON

Demolition Derby Rules Pro Trucks

Demolition Derby General Rules 2022


The Demolition Derby will be held on Sept. 10th 2022, the first Saturday evening after Labour Day, in Elgin Park Uxbridge at 7:00p.m. Sharp.

In the event that this Derby is cancelled, the Uxbridge –Scott Agricultural Society and the Township of Uxbridge will not be liable. There is no rain date.

These rules replace all previously issued rules and are subject to change without notice.

General Information

Please arrive early. Admission to the Fair includes admission for spectators to this event, but does not guarantee parking on site or seating.

Note: As in all high risk events everyone entering the fairgrounds does so at your own risk.

In the interest of public safety, the safety of the registered drivers and pit crew, the Fair staff, all persons are subject to and must obey the following rules, regulations and directions of the Fair officials as set up by the Uxbridge –Scott Agricultural Society. (The Fair)

Restrictions for all Spectators and Participants

The risk of personal injury at this event is high. The Fair endeavours to put in place the current rules, essential emergency services, equipment and restrictions as deemed appropriate. Individuals with health issues or are pregnant should not participate as a driver or pit crew.

THIS EVENT IS AN ALCOHOL, DRUG FREE EVENT. Police and Security Personnel will be on hand to deal with any issues relating to inappropriate behaviour, alcohol or drug issues on the Fair property and the surrounding area.

Security Personnel and Fair staff members will enforce the following:

  1. Due to Insurance regulations, no one under the age of 18 will be provided a pit pass, even under parental supervision.
  2. Spectators are requested to sit in designated areas only, not to stand on the fence line and respect safety zones and fencing.
  3. Safety Glasses and ear plugs highly recommended for spectators.
  4. During the event, which will be deemed to start at 4.p.m., only drivers and pit crew members, fair staff and volunteers wearing the PIT PASS WRISTBAND will be permitted in the Pit Area.
  5. All individuals in the Staging Area (Tower Area) must be approved by the Fair, signed the insurance waiver and wear the PIT PASS WRISTBANDS.
  6. While in the staging area, all individuals must stay in the designated areas, clear of all emergency service vehicles.
  7. Drivers are to stay with their vehicles at all times unless it is unsafe to do so.


Policy Information


The Goals behind these rules are three fold:

  1. To create an event that provides a safe environment for the drivers, volunteers and the spectators alike.
  2. To provide an equal opportunity for each driver to be successful by ensuring that the vehicles are of equal standing for competition.
  3. Since the show ring is being used for equine events the following day, we also need to ensure that the amount of debris left behind is minimal to reduce the possibility of injury to these animals and the handlers. Anything that may fall of, should be removed before the Derby starts.


Participant Information


  1. The Fall Fair, and the Township of Uxbridge and its members will not be held responsible for any personal injury relating to the running of this event, driving a vehicle in this event or being a pit crew member.
  2. The Fall Fair, and the Township of Uxbridge and its members will not be held responsible for any vehicles, trailers, parts or personal property, before during or after the event.
  3. Each vehicle, the driver and pit crew must be signed in and the vehicle must be ready for inspection by 4:00p.m., at the latest. The earlier the better.
  4. Drivers must be 18 years of age and older and holding a valid G Driver’s License.
  5. Each driver must complete an entry form. Only one registered driver per vehicle. No substitute drivers allowed. A photo ID is required for each individual registering.
  6. All drivers must attend the Drivers Meeting or be disqualified.
  7. All drivers must provide their own vehicle. Only one entry per person. Proof of ownership must be available.
  8. Registration fee is $55.00 this is not refundable.
  9. 1 driver pit pass and 1 pit crew pit pass will be issued for each car. 1 additional crew pit pass may be purchased for $10.00. Liability release must be signed. ( note age restriction rule 1)



Driver Safety and Running Rules


  1. Seat Belts, helmets with chin straps, gloves or face shield are mandatory. No bare skin. Neck, or other braces highly recommended. Work boots highly recommended.
  2. No deliberate head on collisions or hitting of driver’s door safety area.
  3. All vehicles must have dependable brakes and seat belts at all times.
  4. No vehicles are to enter the staging area or competition area until directed to do so by the TRACK OFFICIALS.
  5. If a driver’s door opens during competition, the vehicle will be immediately disqualified. The driver is to remain in the vehicle until the heat is over or the heat is stopped to allow a safe exit.
  6. The Fair expects all competitors to be actively involved in aggressive combat. A one minute time limit is strongly enforced by the TRACK officials with respect to sandbagging. Sandbagging will result disqualifications. No team involvement unless specified in a class.
  7. All derby vehicles left on the property past midnight will be disposed of by THE FAIR WITH ANY COST TO BE PAID BY THE OWNER OF THE VEHICLE.
  8. A $75 protest fee from a registered driver only is required to contest any results or ruling of an official’s decision, up front.
  9. This is not a team event, unless specified. Those acting as a team will be disqualified.
  10. In case of an emergency, the Track Officials will attempt to shut down the competition as quickly as possible. It is the drivers’ responsibility to respond as quickly as possible to directions. It may be your car on fire.




2022 Pro Truck Class Vehicle Prep Rules 


Trucks Allowed

  1. Most full sized trucks, suburban’s or SUVs are allowed. Mini trucks like S-10, and Ranger are NOT allowed.

      No 1 ton, or dualies.

  1. No jeeps, convertibles, no mini trucks as noted above
  2. Trucks previously run in derbies MAY be considered too badly damaged and unsafe, resulting in disqualification. Call or email with pictures first.
  3. As in all Uxbridge classes, a vehicle ownership must be on hand in case of vehicles year issues.



Vehicle Prep


  1. Preparation of the vehicle must occur before the vehicle arrives at “The Fairgrounds”. This includes painting of the frame repairs as outlined.
  2. All repairs must be with stock style components. No reinforcing.
  3. All flammable material must be removed from the cab area except the dash, driver’s seat and seat belt. All debris, including in the doors, trunk and/or box must be removed.
  4. All air bags to be removed.


  1. ALL Trailer hitches, plow attachments and frame reinforcements to be removed.
  2. All glass, windows, mirrors, trim, lights, antennas, ornaments, bezels, interior and exterior must be removed.  ( including bulbs )
  3. The AC system must be drained.
  4. The cooling system must be flushed of antifreeze and replaced with water only. Radiator to be in its original position or removed. The over flow tube must be secured to direct the coolant to the ground. No additional protection except stock AC condenser. No reinforcements or guards. Stock type radiators only.
  5. Driver’s door should be reinforced. Front doors to be painted white, with number. (For ease of seeing the number). An optional roof number plate may be securely installed.
  6. A CSA approved fire extinguisher, with properly functioning gauge, (ABC) must be properly secured within reach of the driver. This will be checked before entry to the ring.
  7. The 12 volt battery must be properly secured to the front passenger floor board area in a box. No self-tapping screws. This area must be clear of all fuel system parts. Once the inspection has been completed, this battery will be covered with a non- flammable material, shield to control possible splashes. No milk crates. Max 2 batteries.
  8. The stock fuel tank must be removed with all loose fuel lines and straps. It is to be replaced with a CSA approved, steel marine fuel tank, custom fuel tank or racing fuel cell.

An opening 6” larger than the tank must be made in the box to allow the tank to be bolted to the frame. For suburban or extended cabs the tank must be securely mounted in the rear passenger, center area. Once the inspection has finished                this tank will be covered with a flame resistant splash proof cover.     The fuel tank MUST NOT LEAK and, must not move. All fuel lines must have leak proof fittings with steel or approved fuel rubber lines (no clear lines). Lines must be inside the vehicle if possible and protected. For electric fuel systems a RED safety shut off switch, for the pump, must be installed, on the roof in the center of the windshield opening, for officials, safety purposes.             The fuel pump must be isolated, and all components covered with a non- flammable material. Any leaks, at any time, will result in an immediate disqualification. Clamps must be used on all fuel line connections.

  1. Engine swaps allowed. No full engine cradles. Engine mounted distributor guards allowed, however it must be 2“from the firewall on a fresh truck. Motor mounts can be welded or chained but not reinforced. If swapping engines, plates can be welded to the cross member to allow for engine mounts, but not reinforced. Lower engine cradles are allowed as part of the engine mount, not to reinforce the truck or driveline. Cradle is not to touch the frame or cross member. Engine to be bolted in, not welded. Transmission may be braced.
  2. Aftermarket pedals and shifters are allowed. Shifters may be directly attached to the transmission linkage and relocated through the floor over the transmission hump.
  3. Slider shafts allowed.
  4. Absolutely no welding on vehicle, only within the guidelines stated. Body repairs are limited to the driver’s area floorboards. No exceptions Judges decision is final.
  5. 21. Hoods are not mandatory. If a hood is not used an electric fan is mandatory, belt driven fan removed. Hoods require a 12” opening in the center of the hood. Hoods must remain open for the inspection. Hoods will be fastened down in a maximum of 8 places using, seatbelt material, wire, 2”x2”x2” angle iron bolted or chain only. Hoods and rad supports may be wired to the bumper in 2 spots.

NOTE: Hoods are not mandatory, however if removed, the safety of the drivers and fair volunteers become an issue with hot fluids. All precautions must be taken to direct hot fluids to the ground in case of an overheated engine, transmission or steering system.


  1. Tailgates can be fastened in the closed position in a maximum of 8 locations. Rear bumpers can be wired to the tailgate in 2 spots. Tailgates can be laid flat on the box floor and fastened through the box floor only with 2, ¾”dia., lengths of threaded rod, not through the frame. Tailgates can be welded to the bedside with 3, 3” x 3” plates. Suburbans, vans, with the larger rear doors can have 6, 3”x3” plates. Tailgates can be fastened shut in 8 total spots.

No threaded rod from floor/frame to roof on SUV.

  1. Box sides can be folded in and fastened through the box floor with 2, ¾” lengths of threaded rod. 2 extra ¾” bolts can be added to the box floor with 4” x 4” washers only. Cabs can be welded to box with 2, 3”x3” plates per side and be bolted with 2 ¾ inch bolts with 4×4 washers fastening the cab to the box.
  2. All doors must be fastened shut with wire, seat belt straps, chains, bolted or welded with 3”x3” x 1/4” plates in 8 locations max per door. Driver’s door may be welded solid.
  3. Windshield Opening. A steel bar or chain must be bolted or welded from the cowl to the roof in the front windshield opening to prevent the hood from coming in. A or H window bars are allowed no wider than 18”. NO Full window cages.
  4. All holes or openings in the firewall must be filled/ covered with sheet metal or non-flammable material.
  5. Transmission coolers may be repositioned but if in the cab must be covered with a non-flammable cover to protect the driver from pressurized leaks.
  6. Stock drive shafts can be cut and shortened, or a slider shaft may be used.
  7. Suspension, Steering. The truck must set level. Trucks must have stock ride height. A front suspension may be chained with 3/8” chain and have 1 link welded to an A arm and 1 link welded to the frame, front and back of an A arm. No links welded together. No chains on the ear end. Tie rods can be reinforced. Everything else must be stock. (ball joints, control arms, spindles and all other steering components) Stock sized spring perches must be used. Leaf spring clamps may be swapped to 2” wide ¼” clamps. 4 clamps per leaf pack max allowed.
  8. 4 x 4 front wheel drives must be disabled by removing transfer case, diff housing, axle shafts or the driveshaft.
  9. Radiators and Cooling systems must be flushed of anti-freeze and only water added. Overflows for radiators must be secured and pointed down. Radiators must be mounted in the original position or removed. No screens allowed Stock AC condensers allowed in original position. No metal may be added around the rad for reinforcement. No rad guards.
  10. Rear end swaps allowed to floaters. These MUST be mounted in a factory original manner for that truck. No mounting on top of the leafs, if the truck was not designed in that way.  Stock style leaf springs to be used. Coil spring trucks can be converted to leaf springs using factory pickup spring packs. Spring hangers must be similar to factory and bolted to the frame, not welded. Max truck style is ¾ ton. Pinion brake set ups are allowed. No chains, straps or wire from rear diff to frame.
  11.  Frame repairs are allowed but cannot reinforce. A total of 6, 4”x4” patches only. There must be 3” between repair patches. No seam welding frames. NO tilting frames. No welding two different style frames together. No. painting of frames. These repairs are to be painted in a bright colour and reported to the officials before inspection. Trailer hitch must be removed completely.
  12. Body Mounts may be replaced with ¾” threaded rod with 3” x 3” washers. No extra bolts. Factory rubber mounts must be in place or may be replaced with 1 rubber hockey puck. Body mounts at the rad support can be replaced with 2”x2”, core support spacer which may be welded to the factory body mount bracket on the frame, not down the side of the frame. Not to extend to roof on SUV.
  13. Aftermarket motor mounts are allowed, no larger than factory. Engines are to be bolted in not welded. Transmission cross members to be stock or swapped out with 2” x2”x ¼” square tube. The cross member to be bolted in with 1, ½”bolt per side. Angles for cross members can be a max of 2” x 2” x 6”. Angles can be welded to frame. If you decide to weld your cross member you can do so between the frame rails. Cross member to be straight across, no added material, no gussets. Transmission brace must not be welded to the cross member. Transmission mat be bolted to the cross member.
  14. All drive tires must be filled with air only. All wheel weights must be removed. No valve stem guards. No split rims. No bead locks or rim guards. No solid tires. NO triple side walls are permitted. No studs. No screwing tires to rims or studding. No excessively aggressive tread types. May use weld in centers on a stock rim to change bolt pattern. No homemade rims. Full centers allowed. Non drive tires cab be solid rubber, foam filled. Bead locks will be allowed if securely fastened.
  15. NO pre bending frame or body. Notching the frame is permitted. Bolting of the body panels is not permitted. Body parching is limited to the driver’s compartment floor area to repair rust.
  16. Front bumpers may be left stock or replaced with any factory car bumper. Bumpers may be seam welded or loaded. If you choose to use a square tube as a bumper it may be no larger than 4”x4” or 3”x5” and no thicker than 3/8” and can only be 4” wider than the outside of the frame. If the bumper ends are cut and Benton a 45 degree angle the bumper may be as wide as the front tires. Square tube must remain flat, no points. You will be allowed to do whatever you need to do to keep the bumper on the frame, 6” from the back of the bumper. Do NOT abuse this rule. The front frame can be cut back to the front of the rad support. No relocating the rad support.

The rear bumper may be removed and a 2”x2” piece of square tube can be welded in between the rear frame rails as a rear bumper with no added material.

Front and rear bumpers must have two places where wire is holding the bumper on.

  1. Bolting of the body panels is not allowed. No extra bolts, screws or other fastenings.
  2. Bracing rules, please read carefully. A single roll bar straight up each door frame across the outside of the roof may be used. Roll bars can be bolted in 2 places through the roof, NOT WELDED.

A seat bar can be bolted or welded behind the seat back from side to side to protect the driver. No excessive use of materials. Not mandatory. Seat/roll bars not to extend past back of driver’s seat.

Bar over roof cannot be attached to any other bar on the vehicle except the rear seat bar. 2 down bars to frame, floor or inside rocker are allowed within 8” of post to post bar, no kickers. A dash bar can also be added and be connected to the post to post bar creating a square or 4 point cage around the driver. Dash bar must be 5” away from the center of the firewall. 1 square tube can run between the seat bar and the dash bar to mount the shifter. Gussets will be allowed in the corners of the cage no more than 6” from corner to corner. If you cannot weld, bolt. The cage MUST be safe or you will be asked to remove it. No limit on driver’s door protection between door seams.


  1. All mechanical repairs must be stock material and in no way enhance the ability or performance of the vehicle.