All front doors of any building or premises used for business purposes and subject to the provisions of this chapter shall comply with the following requirements:
(A) Solid wood or metal doors, and doors that do not have glass panels adjacent to the door frame, shall be provided with security as follows:
(1) A single door shall be equipped with a cylinder dead lock that unlocks from the outside by key and inside by turn-piece, handle, or knob, or with dead locking latch having guarded bolt that unlocks from the outside by key and inside by turn-piece, handle or knob.
(2) On double doors, the active leaf shall be equipped with a type of lock as prescribed for single doors above and the inactive leaf shall be equipped with flush bolts at head and foot.
(B) Doors with glass panels and doors that have glass panels adjacent to the door frame shall be provided with security as follows:
(1) A single door shall be equipped with cylinder dead lock that unlocks form both the outside and inside by a key but must not be locked during business hours and must be posted as such.
(2) On double doors, the active leaf shall be equipped with cylinder dead lock that unlocks from both the outside and inside by a key, and the inactive leaf shall be equipped with flush bolts at head and foot.
(C) Rolling overhead doors that are not controlled or locked by electric power operation shall be equipped on the inside with the following protective devices:
(1) Manually-operated doors shall be provided with locking slide bolts.
(2) Chain-operated doors shall be provided with a metal keeper and pin for securing the hand chain.
(3) Crank-operated doors shall be provided with a means for securing the operating shaft.
(D) A solid overhead, swinging, sliding or accordion garage-type door shall be equipped with a cylinder lock, padlock, and/or metal slide bar, bolt or crossbar on the inside when not otherwise controlled or locked by electric power operation. If padlock is used, it shall be of hardened steel shackle and pin-tumbler operation.
(E) Metal accordion grade or grille-type doors shall be equipped with metal guide track at top and bottom and a cylinder lock and/or padlock with hardened steel shackle and pin-tumbler operation.
(F) Outside hinges on all front doors shall be provided with non-removable pins.
(`83 Code, § 15.08.060)