A cloth marker may be placed on the crossbar for sighting purposes. No mark or marker may be placed on the runway, but it is permissible to place markers at the side of the runway. The planting box cannot contain any foreign materials . After competition has started, the crossbar cannot be lowered , except to determine a first place winner when a tie for that place is involved. Starting Height - Meet management must be realistic in regard to the competition.
Weather can change starting height the day of competition.
Displaces the crossbar from the pins on which it originally rested, with the body or the pole. Leaves the ground in an attempt and fails to clear the crossbar. During the vault, raises the hand which is uppermost when he or she leaves the ground to a higher point on the pole, or if the hand which was underneath is raised to any point on the pole above the other hand. Allows any part of his or her body or the pole to touch the ground or the landing pad beyond the vertical plane of the top of the stopboard, without clearing the bar. Fails to initiate a trial that is carried to completion within the defined time period after being called and after the crossbar and standards have been set.