Backyard Ultra Rules

Course:
Loop or out and back
Must be 4 miles 880 feet in length
Metric equivalent 6.7056 kilometers

Starting Corral:
Measured to fit entire starting field
Corral stays the same size throughout the event
Participants must be inside the corral at the bell

Starts:
Each Yard starts precisely one hour after the last
Warning must be given 3, 2, and 1 minute before the bell
All competitors must start at the bell (No late starts)

Yards:
Except for restroom breaks a competitor cannot leave the course until the Yard is complete
No non-competitors on the course (including eliminated runners)
No personal aid during a Yard
Each Yard must be completed in less than an hour to be counted
No artificial aids (including trekking poles)
Slower runners must yield/allow passes

Timing:
Keeping lap times is optional

Winner/Results:
The winner is the last person to complete a Yard
All others are technically DNF
Results of each participant in terms of Yards completed are to be given
If no participant can complete one more yard than anyone else there is no winner

Cap:
Race must be open ended