Open class is a track and field event classification defined by World Athletics and USA Track & Field.

Rules The classification is defined as:

Having no maximum age limit Men's long distance running is limited to male athletes sixteen (16) years and older on the day of the competition. Men's race walking and all women's competition, athletes shall be fourteen (14) years or older on the day of the competition

See also Under-18 athletics Under-20 athletics Under-23 athletics

References

External links 2009 Competition Rules