Locking apparatuses and methods are provided for controlling access to a space using an improved locking apparatus. The locking apparatus includes a body, an actuator, and a lifting member, at least a portion of the lifting member being configured to be raised or lowered relative to the body according to a command position. The locking apparatus further includes a lifting mechanism configured to receive an output of the actuator and to raise or lower the lifting member responsive to the actuator output, and an adjustment member configured to contact the body and the lifting member. A manual operation-based locking apparatus is provided which uses a foot pedal to lock or unlock the locking apparatus. A method is provided for operating a mounted locking apparatus in a locked or unlocked state.