Door barricade

A door barricade for a door designed for use between an interior face of the door and an adjacent floor comprising:

• a) a door interior face mounting plate of a size to prevent access to the barricade by passing directly through an exterior face of the door;
• b) a vertical bolt capable of rotating circumferentially and moving up and down;
• c) a front plate for mounting the vertical bolt, such that the front plate can hold the vertical bolt in an up position and a down position wherein the front plate attaches entirely on the mounting plate;
• d) a floor plate with a receiver hole;
• e) a locking arm attached to the vertical bolt having a locking foot which extends away from the vertical bolt and fits into the floor receiver hole when the bolt is in the down position;
• f) at least one each of a left and right restrictor plate which prevents the vertical bolt from rotating circumferentially clockwise or counterclockwise when the locking arm is in the down position;
• and
• g) a rest plate for holding the locking arm in the up position.