Deployable shoe for a height work platform

A height access device comprising a front leg, a rear leg and a floor, the front leg defining a climbing plane comprising at least one step extending in a space delimited by two spars, the front leg comprising two ground bearing feet, each foot being provided with a stabiliser rotatably movable between a storage position and a substantially horizontal deployed ground bearing position, each stabiliser comprising a fixed part and a movable part, the fixed part being mounted to a foot of the front leg, the movable part being rotatably mounted relative to the fixed part about an axis, externally to the space delimited by the spars of the front leg, between a deployed position and a folded position, wherein the front leg comprises wheels mounted to elastic means, the stabilisers of the front leg being distant from the ground and the wheels leaning on the ground as long as a user does not climb on the climbing plane, locking means being able to hold the movable part of each stabiliser in the deployed position.