The COHVCO Expo rules
Rock Crawling Event Rules and Vehicle Specs 2007
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General
a-[FONT="] [/FONT]Competitors must acknowledge Rock Crawling in all forms is a dangerous sport, with inherent risk
b-[FONT="] [/FONT]Safety and sportsmanship will be paramount at all COHVCO events
i-[FONT="] [/FONT]At all times drivers must wear his or her helmet and seat-harness
ii-[FONT="] [/FONT]Competitors have the option at any time to choose to by-pass an obstacle that he or she feel uncomfortable with
iii-[FONT="] [/FONT]Proper sportsmanship will be practiced at all times
iv-[FONT="] [/FONT]Judges and event staff will be properly respected
v-[FONT="] [/FONT]The environment and or facilities will be properly respected
vi-[FONT="] [/FONT]Drugs and Alcohol will not be tolerated in any quantity
c-[FONT="] [/FONT]COHVCO reserves the right to change, create, or remove any rule at any time for any given reason
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Scoring System
a-[FONT="] [/FONT]There will be a maximum of +40 points per obstacle, known as “pointing out”
b-[FONT="] [/FONT]+50 points will be assessed to team for
i-[FONT="] [/FONT]Missing their course
ii-[FONT="] [/FONT]Purposely disobeying any safety rules
iii-[FONT="] [/FONT]Leak excessive amount of fluids
iv-[FONT="] [/FONT]Practicing poor sportsmanship
v-[FONT="] [/FONT]Purposely destroying the environment and or facilities
c-[FONT="] [/FONT]Gates
i-[FONT="] [/FONT]Each course is mark with set of cones, two paired cones make a gate
ii-[FONT="] [/FONT]Gates define the course and must be driven in a predefined order and direction
iii-[FONT="] [/FONT]+10 points will be assessed to team that touch a cone with:
(1)[FONT="] [/FONT]Any part of the vehicle, spotter, driver, spotter strap, ect
iv-[FONT="] [/FONT]3 tires must pass cleanly between a gate
(1)[FONT="] [/FONT]vehicle that do not pass 3 tires cleanly will be consider off course
(a)[FONT="] [/FONT]vehicles will need to back up and re-try the gate
(2)[FONT="] [/FONT]Gate “X” must be completed on course with a minimum of 3 tire cleanly passing though the cones before team can move to gate “Y”
v-[FONT="] [/FONT]-2 progress points will be assessed to team that pass 3 or more tires through a gate
(1)[FONT="] [/FONT]Start and End gates will no be counted toward progress points
d-[FONT="] [/FONT]Change in vehicle direction (reverse points)
i-[FONT="] [/FONT]+1 point will be assessed to team that purposely change the vehicle direction to gain an advantage in position
ii-[FONT="] [/FONT]If a team choose to enter a chose with the rear axle first +1 point will be assessed when and if the team decides to change the direction of progress
iii-[FONT="] [/FONT]Pushing in the clutch and rolling back in attempt to gain an advantage in position will be consider a change in direction
iv-[FONT="] [/FONT]A reverse to save a roll over will be considered a change in direction
v-[FONT="] [/FONT]Burns and digs done in the opposite direction of current vehicle progress will be considered a change in vehicle direction
e-[FONT="] [/FONT]Course Time
i-[FONT="] [/FONT]Time starts when the front most part of a vehicle passes the first gate, or the spotter enters the course
ii-[FONT="] [/FONT]Teams will have “X” number of minutes to complete a course
iii-[FONT="] [/FONT]Teams that finish faster will receive no bonus or benefits
iv-[FONT="] [/FONT]Teams that do not finish in the allotted time will point out with a “40”
(1)[FONT="] [/FONT]Progress gates will be subtracted from the “40” even if teams time out
v-[FONT="] [/FONT]There are no “time outs”
vi-[FONT="] [/FONT]Judges may “stop time” for safety purposes at any time
(1)[FONT="] [/FONT]During a “safety time outs” teams have to sit idle until the judge re-starts time
vii-[FONT="] [/FONT]Judges may call time out to call for a marshal to come and interpret a ruling
(1)[FONT="] [/FONT]During a “official time outs” teams have to sit idle until the judge re-starts time
f-[FONT="] [/FONT]Spotter Safety and Conduct
i-[FONT="] [/FONT]Spotters and teams will be warned once per course for unsafe spotting practices before being assessed +40 points
(1)[FONT="] [/FONT]Spotter may not touch a moving vehicle
(a)[FONT="] [/FONT]Spotters may only touch a vehicle when the engine is off, in park, and parking brake applied
(b)[FONT="] [/FONT]A spotter and Driver can try to right a rolled vehicle
(2)[FONT="] [/FONT]Spotters can not stand or stack rocks under a vehicle
(3)[FONT="] [/FONT]Spotters can not stand on the down hill side or rollover-side of a vehicle
(4)[FONT="] [/FONT]Spotters can not use Spotter straps
(5)[FONT="] [/FONT]Spotters can not stack rocks smaller than a softball
(6)[FONT="] [/FONT]Spotters have an optional 3 minutes to remain on course to un-stack rocks after the vehicle has cleared or “40” the course
(a)[FONT="] [/FONT]Rocks must be returned as close to their original location as possible
(7)[FONT="] [/FONT]Spotters and teammates may not “pre-stack rocks”
(8)[FONT="] [/FONT]Spotters may not go off course or steal rock from other courses to gather rocks
(9)[FONT="] [/FONT]Spotters may not stack rocks near a moving vehicle or spinning tire
(10)[FONT="] [/FONT]Judges may assess +40 point penalty to Spotter for any major safety violation with out warning
(11)[FONT="] [/FONT]Progress points will not be added on to teams scores that have “40” due to safety violations
g-[FONT="] [/FONT]Tools and Winches
i-[FONT="] [/FONT]Tools may not be used to aid forward progress of a vehicle
ii-[FONT="] [/FONT]Winches maybe used to aid forward progress of a vehicle
(1)[FONT="] [/FONT]+30 points will be assessed to team that winch on course
iii-[FONT="] [/FONT]Power tanks, air compressors, welders, screwdrivers, wrenches, ect, can be used on course with out penalty
(1)[FONT="] [/FONT]Tools must be carried in a vehicle to be used on course
(2)[FONT="] [/FONT]No out side tools can be used to fix a broken vehicle
(3)[FONT="] [/FONT]You may not drive off course to fix a broken vehicle
(a)[FONT="] [/FONT]i.e. you may not drive to the BFG trailer to air up a flat tire
h-[FONT="] [/FONT]Fluid Control
i-[FONT="] [/FONT]+10 point penalty will be assessed to teams for fluid leaks
(1)[FONT="] [/FONT]a fluid leak is defined by “steady stream” or “noticeable accumulation”
(a)[FONT="] [/FONT]Judges will have the final say in defining said terms
ii-[FONT="] [/FONT]+50 points will be assessed to teams that have a major fluid leak
(1)[FONT="] [/FONT]Ballast in the form of water leaked from the front tires can only be penalized for major fluid leaks
i-[FONT="] [/FONT] Break Down Time
i-[FONT="] [/FONT]These events are based on sportsmanship and friendship, in keeping with this notion there is no official break down time
(1)[FONT="] [/FONT]Please let a judge or official know if you are going to miss your turn on your next course
(2)[FONT="] [/FONT]You will be permitted to run your course after repairs are finished
(3)[FONT="] [/FONT]A judge or official will reschedule your run
j-[FONT="] [/FONT]Outside Assistance
i-[FONT="] [/FONT] Only Spotters and drivers are allowed on course during a run
ii-[FONT="] [/FONT]Team members may watch the run with normal spectators
(1)[FONT="] [/FONT]Team members may only come on course after the team has “40” and cleared by a judge or official
iii-[FONT="] [/FONT]Out side spotting is highly frowned upon but hard to enforce
(1)[FONT="] [/FONT]Teams engaging in obvious un-sportsman like conduct will be assessed +50 points
iv-[FONT="] [/FONT]Team members and other driver and spotter may help right a rolled vehicle
v-[FONT="] [/FONT]Spectators CAN NOT BE ON COURSE AT ANY TIME
k-[FONT="] [/FONT]Out of Bounds
i-[FONT="] [/FONT]Courses will be lined with cones, banners, natural boundaries, ect to define the course boundaries
(1)[FONT="] [/FONT]If cones or banners are touched teams will be assessed +10 points
(2)[FONT="] [/FONT]Teams will receive 1 warning before being assessed +40 points for going out of bounds
(3)[FONT="] [/FONT]A vehicle is out of bounds if more than 25% of the vehicle is past the boundary line at any time with or without warning, mostly due to sudden roll-overs
(4)[FONT="] [/FONT]Spotters are allowed to run out of bounds for easier access to the course
(a)[FONT="] [/FONT]Time will start even if the spotter runs out of bounds to gain an advantage
l-[FONT="] [/FONT]Tie Breaker
i-[FONT="] [/FONT]Scores on course 1 will be used to break ties
ii-[FONT="] [/FONT]If scores are still tied course 2 will be used and so forth
iii-[FONT="] [/FONT]If scores for all course are equal total time on course will be used
(1)[FONT="] [/FONT]Least amount of time wins
1-[FONT="] [/FONT]Miscellaneous Rules
a-[FONT="] [/FONT]Teams must complete the event with only one vehicle
b-[FONT="] [/FONT]A single Vehicle maybe used by a maximum of two teams
c-[FONT="] [/FONT]Spotters can only spot for one team, drivers can only drive for one team
d-[FONT="] [/FONT]Drivers and spotter may not be replaced during an event
i-[FONT="] [/FONT]Drivers and Spotters may switch role in between courses
e-[FONT="] [/FONT]Spotters may not ride in the vehicle while on course
f-[FONT="] [/FONT]Drivers and Spotters running order will be Calculated with the random function in Microsoft’s Excel spread sheet
g-[FONT="] [/FONT]Drivers meeting is MANDATORY
h-[FONT="] [/FONT]At any time a judge or an official may assess a +50 point safety or sportsmanship penalty
i-[FONT="] [/FONT]Judges have the final say
i-[FONT="] [/FONT]Marshals and officials can only interpret the rules
ii-[FONT="] [/FONT]Marshals and officials can not overturn judgment calls
j-[FONT="] [/FONT]Vehicle and scoring protests will be heard by the head Marshal only
1-[FONT="] [/FONT]Stock Class Vehicle Specs
a-[FONT="] [/FONT]32” to 35” DOT approved Tires
i-[FONT="] [/FONT]Tires will be measured by side wall designation
ii-[FONT="] [/FONT]No Agricultural tires allowed
iii-[FONT="] [/FONT]No chains or studs allowed
iv-[FONT="] [/FONT]Max of 4 plus one spare allowed on course
(1)[FONT="] [/FONT]Spare tire must be securely fastened at all times
v-[FONT="] [/FONT]Vehicle tires are the only allowed source of movement for the vehicle
b-[FONT="] [/FONT]Stock vehicle frame
i-[FONT="] [/FONT]Excluding minor modifications for bumpers, winches, ect
c-[FONT="] [/FONT]Stock body
i-[FONT="] [/FONT]Excluding minor trimming for tire clearance
d-[FONT="] [/FONT]Stock body and/or roll cage is acceptable
i-[FONT="] [/FONT]Adding lateral supports is highly recommended
ii-[FONT="] [/FONT]Factory seat belts are acceptable
iii-[FONT="] [/FONT]If factory cage is replaced cage requirements must meet or exceed Super Modify Class requirements
e-[FONT="] [/FONT]Steering
i-[FONT="] [/FONT]Full hydraulic steering is not permitted
ii-[FONT="] [/FONT]No rear-steer
f-[FONT="] [/FONT]Automotive based engine required
i-[FONT="] [/FONT]Pump gasoline only (85 to 93 octane, diesel is permitted)
g-[FONT="] [/FONT]Factory or after market high back seats are approved
i-[FONT="] [/FONT]Factory or aftermarket high back seats are approved
ii-[FONT="] [/FONT]Single of double seater approved
iii-[FONT="] [/FONT]Minimum
factory seatbelt required
h-[FONT="] [/FONT]Suspension
i-[FONT="] [/FONT]Reactive suspensions only
ii-[FONT="] [/FONT]Winches lines from frame to axle are approved
iii-[FONT="] [/FONT]Wheel base must be stock + or – 3”
iv-[FONT="] [/FONT]Track width is open
i-[FONT="] [/FONT]Divetrain is open
i-[FONT="] [/FONT]One axle must have a 100% locking ability
1-[FONT="] [/FONT]Super Stock Class Vehicle Specs
a-[FONT="] [/FONT]33” to 35” DOT approved Tires
i-[FONT="] [/FONT]Tires will be measured by side wall designation
ii-[FONT="] [/FONT]No Agricultural tires allowed
iii-[FONT="] [/FONT]No chains or studs allowed
iv-[FONT="] [/FONT]Max of 4 plus one spare allowed on course
(1)[FONT="] [/FONT]Spare tire must be securely fastened at all times
v-[FONT="] [/FONT]Vehicle tires are the only allowed source of movement for the vehicle
b-[FONT="] [/FONT]Stock vehicle frame
i-[FONT="] [/FONT]Excluding minor modifications for bumpers, winches, etc.
c-[FONT="] [/FONT]Stock body
i-[FONT="] [/FONT]Excluding minor trimming for tire clearance
d-[FONT="] [/FONT]Reinforced Stock roll cage is acceptable
i-[FONT="] [/FONT]Adding lateral supports is highly recommended
ii-[FONT="] [/FONT]Factory seat belts are acceptable
iii-[FONT="] [/FONT]If factory cage is replaced cage requirements must meet or exceed Super Modify Class requirements
e-[FONT="] [/FONT]Steering
i-[FONT="] [/FONT]Full hydraulic steering is not permitted
ii-[FONT="] [/FONT]No rear-steer
f-[FONT="] [/FONT]Automotive based engine required
i-[FONT="] [/FONT]Pump gasoline only (85 to 93 octane, diesel, or propane is permitted)
g-[FONT="] [/FONT]Factory or after market high back seats are approved
i-[FONT="] [/FONT]Factory or aftermarket high back seats are approved
ii-[FONT="] [/FONT]Single of double seater approved
iii-[FONT="] [/FONT]Minimum
factory seatbelt required
h-[FONT="] [/FONT]Suspension
i-[FONT="] [/FONT]Reactive suspensions only
ii-[FONT="] [/FONT]Winches lines from frame to axle are approved
iii-[FONT="] [/FONT]Wheel base must be stock + or – 3”
iv-[FONT="] [/FONT]Track width is open
i-[FONT="] [/FONT]Divetrain is open
i-[FONT="] [/FONT]Front and rear axle must have a 100% locking ability
1-[FONT="] [/FONT]Super Modified Specs
a-[FONT="] [/FONT]35” to 44” DOT approved Tires
i-[FONT="] [/FONT]Tires will be measured by side wall designation
ii-[FONT="] [/FONT]No Agricultural tires allowed
iii-[FONT="] [/FONT]No chains or studs allowed
iv-[FONT="] [/FONT]Max of 4 plus one spare allowed on course
(1)[FONT="] [/FONT]Spare tire must be securely fastened to vehicle at all times
b-[FONT="] [/FONT]Vehicle layout
i-[FONT="] [/FONT]Front or rear engine acceptable
ii-[FONT="] [/FONT]Tube chassis with out body panels acceptable
iii-[FONT="] [/FONT]Moon buggy’s are acceptable
iv-[FONT="] [/FONT]“Tubed-out” front and rear frame sections acceptable
c-[FONT="] [/FONT]Frame / chassis
i-[FONT="] [/FONT]Tubular sections of frame / chassis must be made of 1.5” .120 wall, high or low carbon magnetic steel minimum
ii-[FONT="] [/FONT]Bumpers are optional
d-[FONT="] [/FONT]Roll Cage
i-[FONT="] [/FONT]Minimum of 6 points tied to the frame
ii-[FONT="] [/FONT]1.5” .120 wall, high or low carbon magnetic steel minimum
iii-[FONT="] [/FONT]Spreader bars are highly recommended to triangulate the roll cage
e-[FONT="] [/FONT]Automotive based engine required
i-[FONT="] [/FONT]Leaded race fuel approved
ii-[FONT="] [/FONT]Pump gas approved
iii-[FONT="] [/FONT]Diesel is approved
iv-[FONT="] [/FONT]Propane is approved
f-[FONT="] [/FONT]Steering
i-[FONT="] [/FONT]Full Hydraulic steering is approved
ii-[FONT="] [/FONT]Rear-steering is not approved
(1)[FONT="] [/FONT]Rear steer maybe equipped, but must be disabled
g-[FONT="] [/FONT]Seats
i-[FONT="] [/FONT]Factory or aftermarket high back seats are approved
ii-[FONT="] [/FONT]Single of double seater approved
iii-[FONT="] [/FONT]Minimum
factory seatbelt required
h-[FONT="] [/FONT]Drive Train is open to all automotive based products
i-[FONT="] [/FONT]No Hydrostatic drive
ii-[FONT="] [/FONT]No Tractor based Axles
i-[FONT="] [/FONT]Suspension
i-[FONT="] [/FONT]Reactive suspensions only
ii-[FONT="] [/FONT]Winches from frame to axle are approved
iii-[FONT="] [/FONT]Wheel base is open
iv-[FONT="] [/FONT]Track width is open