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demolition derby

   RULES QUICK JUMP:
        | General | DDRA Driver | Driving | Welded Class | Limited Welded Class | Compact Class | Truck Class |

GENERAL RULES

  • Registration and release forms must be completed prior to inspection. Entry must be paid prior to inspection.
  • If car fails inspection you may be allowed to make corrections. If you can not complete
    corrections or decline to make corrections your car will be disqualified.
  • Entry fees are non-refundable and must be paid before inspection.
  • Car numbers are on a first come basis. Any DDRA member can register a car number for the entire season for $20.00.
  • Number of heats will depend on number of entries.
  • Drivers must be 16 years old. ID required.
  • All 16 and 17 year olds planning to drive in any DDRA events must have a release form signed by a parent or guardian and notarized prior to being eligible to race.
  • Only one support vehicle per registered car.
  • No alcohol allowed in pits.
  • Drivers meeting mandatory.
  • Compact cars will race under limited weld car rules.
  • Compact cars may be American or foreign.

DEMOLITION DERBY RACING ASSOCIATION DRIVER RULES

  • No alcohol in pits at any time.
  • A drivers safety belt and safety helmet must be worn. Long sleeve shirts
    and long pants must be worn. Fire suits and neck braces are highly recommended.
  • No passengers allowed

DRIVING RULES

  • Drivers must make a hit every 2 minutes and hit must be aggressive. Sandbaggers will be warned with a wave of a yellow flag by the judge and then must make an aggressive hit or risk disqualification.
  • A car with 3 wheels out of bounds will be disqualified. Hitting head on, drivers door and fire will get you disqualified.
  • If the last two cars in the main event become stuck together for a two minute period and are unable to separate on their own, the judges will make every attempt to separate the cars carefully, so as not to inflict damage to either car so that they may continue the first place battle to provide the audience a great show. The race will conclude when one car is no longer able to continue or the driver raises his flag in submission. If a single hit the last one to make a hit will be declared the winner.
  • Cars must remain in arena until heat is done.

LIMITED WELD RULES

  1. Vehicles Allowed
    Any stock American made auto or station wagons are allowed. no jeeps, trucks, convertibles, hearses, ambulances, or limousines are allowed.
  2. Remove Parts
    All glass, fiberglass, lights, light brackets, all body trim and clips must be removed. remove head liner, door panels, rear seat, carpeting and all unnecessary electrical wires. If it is not metal it must be removed.
  3. Fuel Tanks
    Factory fuel tanks must be removed. a maximum of 6 gallon fuel cell shall be installed inside of the car forward of the real axle. Container must be securely fastened down to the floor either by welding or bolting. Plastic container must be encased in a metal box. Minimum 1/8 inch steel .Electric fuel pumps are allowed.
  4. Battery
    All batteries, maximum of 3, must be inside passenger compartment, boxed and secured down. Either by welding or bolting. A white rag must be attached to the ground cable and be visible. Box must be minimum of 1/8" steel.
  5. Radiator
    You do not have to use a radiator but if you do it must be in stock location.
  6. Frames
    No welding of body to frame. Home made motor and transmission mounts will be allowed.
    Repairs to frame must only be on 2 sides and 2” either side of repair.  ¼” max thickness.
    K Frame Chryslers may weld K Frame to sub-frame. Call if you don't know what a K Frame car is. Full size cars only.

    Frame Definition:
    Frame is defined as being able to be removed from the body by bolts.
  7. Transmissions Transmission oil coolers are allowed.
  8. Drivers Protection
    All cars must have safety bar behind the seat going from door post to door post, or from right hand side door post angled down to the drivers side. Cars must have this bar installed in order to race. Bar must be a minimum of three [3] inches in diameter and a maximum of eight [8] inches diameter. Dash bar may go across post to post or from left hand post extending twelve [12] inches past the hump, angled down to the passengers side. Either a “halo” bar or rollover bar is allowed and may be vertically attached to the frame.Any moving drivetrain parts must be covered from a driver.
  9. Bumpers
    Factory car bumpers only, larger bumpers may be cut down to fit smaller car. Bumpers may be welded to the mounts and the mounts may be welded to the frame. Two straps 2” x 3/8” thick may be welded from the hood and trunk to the bumpers. Front straps must be placed to the outside of the radiator, not in front to protect the radiator. When welding these straps to either side, only a total of six [6] inches may be welded to hold it on to the bumpers or hood/trunk on either end.
  10. Doors/Trunk Lids
    All doors and trunk lids must be fastened either by welding or 3/8"
    chain. When welding you may use filler rod only large enough to fill the cracks.
  11. Wagons
    Wagons must weld 5” skip 5” or chain their compartments that open and cut a hole so they may be checked.
  12. Drivers Door
    Drivers door must be reinforced with either a minimum of 1/4" plate or
    a horizontal bar not to exceed 10" past front and rear of door.
  13. Hoods
    Hoods may be welded, chained or bolted down. Maximum size chain 3/8".
    Bolts 1" with 4" washers and nuts. Six locations, three each side of hood, no
    bolts placed in front area of hood to protect radiator. Pick any two methods. No pulling hood and bending down to cover radiator.
  14. Trunks-
    Welded- Maximum size filler rod 1/4". Maximum size strap 1/8" thick X 1/2" wide.
    Bolted- Four locations. maximum size rod 1". washer size 4" X 4" x 1/4".
    Chained- Four locations. In addition 2 straps 2" wide by 38" thick. It may be welded from the trunk to the bumper. Weld not to exceed six [6] inches on bumper and trunk. Any two methods will be allowed in limited weld class.
  15. Engine Fire
    Hood must have a 24" X 24" hole cut over the carburetor in case of an engine fire.
  16. Driver Safety/Flying Objects
    Drivers door and drivers side of windshield may have vertical bars welded in to protect driver from flying objects.
  17. Engines
    Drivers may use any model engine and drive train in any car.
  18. Welds
    Welding in the interior of the car shall consist of the following only: motor mounts, transmission mounts, radiator support, battery box, gas tank box and center bar. The interior of the car shall be defined as the passenger, engine and the trunk compartments. Note: Remember the body can not be welded to the frame. All outside seams may be welded.
  19. Tires
    No reinforcement of wheels allowed. Maximum of 15" tires. No studded tires allowed. No split rims allowed.
  20. Rear Ends
    Rear differentials must be 5 lug only. Any and all are allowed. Rear control arms on coiled cars may be reinforced. Leaf spring conversions are allowed but must be done cleanly with no major reinforcement of frame.
  21. Fender Wells
    Fender wells may be cut and rolled for wheel clearance. Fenders can be welded or bolted after cut and rolled
  22. Car Numbers
    A roof top sign shall display your registered car number with letters 12" tall by 2" thick. Drivers and passenger doors shall display registered numbers 16" tall by 2" wide. Light on dark, dark on light.
  23. Reinspection Main event cars are subject to reinspection at the conclusion of the event. A protest fee of $250.00 To contest another car must be posted with the head judge. If your protest is justifiable your money will be refunded to you, and the car/driver will be disqualified and therefore forfeit any moneys or winnings he/she has won. If it is not justifiable the money will be awarded to the car/driver being protested. Remember in the end judges decision is final. Just because it is not written doesn’t mean it is allowed. Call for any clarifications.
  24. Compact cars will race under limited weld rules with the following additions: Only 4 and 6 cylinder engines are allowed, wheel base is not to exceed 105", four wheel drive vehicles will be allowed as long as one drive line is disconnected making it a two wheel drive.

OUTLAW CLASS DERBY RULES

  1. 8 lug rearends allowed.
  2. Must be deemed safe to drive by officials.
  3. Skin must be of sheetmetal origin.
  4. Any and all seems original and created can be welded.
  5. Seat Belts/Helmets-
    Seat belts and helmets are mandatory. Fire suits and gloves are recommended.
  6. Reinspection-
    Main event cars are subject to reinspection at the conclusion of the event. A protest fee of $250.00 To contest another car must be posted with the head judge. If your protest is justifiable your money will be refunded to you and the car/driver will be disqualified and therefore forfeit any money's or winning's he/she has won. If it is not justifiable the money will be awarded to the car/driver being protested.
  7. All Judges Decision are final.
  8. All rules are subject to change by the DDRA until the first meeting in January 2010.
    At this point they will be locked in for the 2010 racing season.

TRUCK CLASS

  • We will be using the limited weld full size DDRA rules unless specified in this addendum.
  • ½ ton, ¾ ton trucks, suburbans, carryalls, blazers, scouts, and broncos will be accepted. Either 2 or 4wd models. 4ws must remove one driveshaft.
  • Trucks must have a protective cage inside driver’s compartment. This consists of a dash bar, a bar behind the seat and a bar on either side connecting the two. Rollover bar highly REQUIRED.
  • Original bed mounting bolts may be removed (and rubber bushings) and may be replaced with up to 1” bolts with 4” washers. Bed can be bolted directly to the frame. No welding. Bed may be welded to cab and to tailgate with minimum added metal.
  • No coil to leaf conversions.
  • Inner fenders may be WIRED to frame. Wheel well openings may be cut for clearance and bolted with up to 7 3/8” bolts. Two loops of #9 wire will be allowed to secure rear of body to rear axle housing. One length of chain will be allowed between frame rails. Chain must be located between rear axle and rear bumper.
  • Same rules apply for gas tanks but if you need to, you can mount gas tanks in front center of bed. Must have a splash guard.
  • Up to 16” rims will be allowed.
  • All engines must have the front spark plug even with or in front of upper ball joint.
  • Bumpers must be a stock type automotive bumper. No homemade bumpers allowed. Shock bumpers may be installed on trucks that came with bracket mounted bumpers. Stock type brackets must be used with no added metal. Maximum bumper height from the bottom of the bumper will be 25”.