Pinewood Derby RACE DAY !

posted Jan 20, 2015, 6:21 PM by Barry Johnson ISR   [ updated Jan 20, 2015, 10:49 PM ]

2015 Pinewood Derby Extravaganza

Details, Details, Details and “Official Rules”

 

Reminder:

8:30 AM check-in…..9:00 Race Start (This Saturday, January 24th)

Please come early and leave plenty of time to make modifications to your car to get it to the correct weight.  So that we can begin racing on time, we will enforce a time cut-off for passing inspection.

 

RulesThe “Official 2015 Rumbai Pinewood Derby Rules and Race Procedures” are in the attached Word Document.  Please read and follow, as these rules supersede the 2014 rules and supersede the rules included in the car kit box.

 

Pit-Crew Volunteers Needed

On race day, we’ll need several of you to help out with the races.  Perhaps 3-5 people. For those of you volunteering to help out, please arrive at ~8:15 am so that we can assign duties.

·         Check-in and registration:  1-2 persons

·         Starter – 1 person

·         Line Judge – 1 person

·         Runners – 4 person

·         Computer – Barry Johnson + 1 Volunteer

·         MC – 1 person

 

Venue 

ISR Gymnasium – This gives us more space for the larger number of participants we expect to have this year.

 

Track Access

Track access to test, tune or play with cars will not be allowed….not the night before, and not on race day.  Please help us ensure the track stays smooth and straight by keeping the kids at a safe viewing distance. 

 

Graphite

The Race Committee cannot find graphite to provide for the racers.  Graphite or other dry lubricant is allowed before inspection and weigh-in.  If anyone has graphite and in the spirit of fair play would like to share, please do. 

 

Please contact the racing committee with any questions…Barry, Tanes, Nick, and Darrin

 

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OFFICIAL 2015 RUMBAI PINEWOOD DERBY RULES & PROCEDURES

 These rules replace any previous set of rules and replace the rules included in the Pinewood Derby Car Kit box.

 

Race-Day Registration & Inspection

  • ·      Each car must pass inspection by the official inspection committee for adherence to the race rules before it will be allowed to compete.
  • ·      If a car does not pass inspection, modifications and re-inspection will be allowed until the 9:15 close of registration and inspection.  
  • ·      Once a car passes inspection and is entered into the race, only race committee members can touch it.

 

Car Dimension Rules

  • ·      The overall length of the car shall not exceed 7 inches.
  • ·      The overall width of the car shall not exceed 2 ¾ inches.
  • ·      The car must have 1 ¾” clearance between the wheels.
  • ·      The car must have 3/8” clearance underneath the body so it does not rub on the track.

Derby Car Weight Rules

  • ·      The car shall not exceed 5.00 ounces.
  • ·      The official race scale that is used at car check-in shall be considered final.

Car Modifications Rules

  • ·      The official pine wood block must be used. The block may be shaped in any way that is desired.
  • ·      Official BSA (Boy Scouts of America) wheels must be used. The wheels may not be cut, drilled, beveled or rounded. You may remove the seams and imperfections from the wheels.
  • ·      The axles may be altered, polished and lubricated.
  • ·      Wheel bearings, washers and bushings are prohibited.
  • ·      The car must be free-wheeling, with no starting devices.  
  • ·      The car shall not ride on springs.
  • ·      Only dry lubricant is permitted.
  • ·      Details such as steering wheel and driver are permissible as long as these details do not exceed the maximum length, width and weight specifications.

 

Other Pinewood Derby Race Rules

  • ·      Access to the official race track is not permitted at any time prior to the official start of the race.  Testing or "checking clearances" on the official race track is not permitted.
  • ·      If the car loses a wheel, or is otherwise damaged, the racer shall have 5 minutes to make repairs.  
  • ·      The Inspection Committee has the responsibility to disqualify those cars that do not meet these rules.

Race Format - "3 Heats"

  • Primaries:
    • Each car will compete in 4 races (one race in each of the track's 4 lanes).  The finish time of each car is recorded for each race.
    • The car's average race time is calculated as the average of the 3 best runs; the car's slowest single race time is ignored
    • The 16 cars with the fastest average race time will advance to the semi-finals.
  • Semi-finals:
    • Each car will compete in 4 races (one race in each of the track's 4 lanes).  The finish time of each car is recorded for each race.
    • The car's average race time is calculated as the average of the 3 best runs; the car's slowest single race time is ignored.
    • The 4 cars with the fastest average race time will advance to the finals.
  • Finals:
    • Each car will compete in 4 races (one race in each of the track's 4 lanes).  The finish time of each car is recorded for each race.
    • The car's average race time is calculated as the average of the 3 best runs; the car's slowest single race time is ignored
    • The car with the fastest average race time will declared the winner.
  • Race Restart Rules:
    • During a race, if a car leaves the track or makes contact with another car, the race will be re-run. 

 

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