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All buildings used by any person for the purpose of conducting, managing, or carrying on any business, with the exception of those hereinafter described, shall be deemed commercial buildings and shall, when unattended, be so secured as to prevent unauthorized entry in accordance with specifications for physical security or exterior accessible openings as provided in this section. A commercial building shall be considered unattended when not occupied by a watchman, maintenance person or other authorized person during the period that the premises are closed to business.
All commercial buildings hereafter constructed and all buildings hereafter converted to commercial buildings shall comply with the standards set forth in this section. All commercial buildings, or portions thereof, to which additions, alterations or substantial repairs are hereafter made shall comply with the standards set forth in this section as to the area of such addition, alteration or substantial repair. All commercial buildings, and all portions thereof, whenever constructed or so used, shall comply with this chapter.
(a) Exterior Doors. All exterior doors shall be secured as follows:
(1) A single door shall be secured with either a double cylinder deadbolt or a single cylinder deadbolt without a turnpiece with a minimum throw of one inch. A hook or expanding bolt may have a throw of three-fourths of an inch. All deadbolts must contain hardened material to repel attempts at cutting through the bolt. A door shall be so arranged as to be readily opened from the side from which egress is to be made at all times when the building served thereby is occupied.
(2) On pairs of doors, the active leaf shall be secured with the type of lock required for single doors in paragraph (a)(1) hereof. The inactive leaf shall be equipped with flush bolts protected by hardened material with a minimum throw of five-eighths of an inch at the head and foot. Multiple point locks, cylinder activated from the active leaf and satisfying the requirements of paragraph (a)(1) hereof and this paragraph, may be used in lieu of flush bolts, subject to the approval of the Fire Division.
(3) Any single door or pair of doors requiring locking at the bottom or top rail shall have locks with a minimum five-eighths of an inch throw bolt at both the top and bottom rails.
(4) Cylinders shall be designed or protected so that they cannot be gripped by pliers or other wrenching devices.
(5) Exterior sliding commercial entrances shall be secured as provided in paragraphs (a)(1), (2) and (4) hereof, with special attention given to safety regulations.
(6) Rolling overhead doors and solid overhead swinging, sliding or accordion garage-type doors shall be secured with a cylinder lock and padlock on the inside, when not otherwise controlled or locked by electric power operation. If a padlock is used, it shall have a hardened steel shackle, with a minimum five-pin tumbler operation and a nonremovable key when in an unlocked position.
(7) Metal accordion grate or grill-type doors shall be equipped with a metal guide track at the top and bottom and a cylinder lock and/or padlock with a hardened steel shackle with a minimum five-pin tumbler operation and a nonremovable key when in an unlocked position. The bottom track shall be so designed that the door cannot be lifted from the track when the door is in a locked position.
(8) Outside hinges on all exterior doors shall be provided with nonremovable pins when using pin-type hinges.
(9) Doors with glass panels and doors that have glass panels adjacent to the door frame shall be secured as follows:
A. They shall have rated burglary-resistant glass or glass-like material, or
B. The glass shall be covered with iron bars of at least one-half inch round or one inch by one and one-quarter inch flat steel material, spaced not more than five inches apart, secured on the inside of the glazing, or
C. Iron or steel grills of at least one-eighth inch material or two-inch mesh shall be secured on the inside of the glazing.
(10) Wood doors that are not of solid core construction, or with panels therein less than one and two-thirds inches thick, shall be covered on the inside with at least sixteen-gauge sheet steel or its equivalent attached with screws on minimum six-inch centers.
(11) Jambs for all doors shall be so constructed or protected so as to prevent violation of the function of the strike.
(12) All exterior doors, excluding front doors, shall have a minimum sixty-watt bulb over the outside of the door. Such bulb shall be protected with a vapour cover or a cover of material with an equivalent breaking resistance.
(b) Glass Windows.
(1) Accessible rear and side windows not viewable from the street shall consist of rated burglary-resistant glass or glass-like material. Fire Division approval shall be obtained on the type of glazing used.
(2) If the accessible side or rear window is of the openable type, it shall be secured on the inside with a locking device capable of withstanding a force of 300 pounds applied in any direction.
(3) Louvered windows shall not be used within eight feet of ground level, adjacent structures or fire escapes.
(4) Outside hinges on all acessible side and rear glass windows shall be provided with nonremovable pins. If the hinge screws are accessible, the screws shall be of the nonremovable type.
(c) Accessible Transoms. All exterior transoms exceeding eight inches by twelve inches on the side and rear of any building or premises used for business purposes shall be protected by one of the following:
(1) Rated burglary-resistant glass or glass-like material; or
(2) Outside iron bars of at least one-half inch round or one inch by one-quarter inch flat steel material, spaced not more than five inches apart; or
(3) Outside iron or steel grills of at least one-eighth inch material but no more than two-inch mesh.
(d) Roof Openings.
(1) All glass skylights on the roof of any building or premises used for business purposes shall be provided with:
A. Rated burglary-resistant glass or glass-like material meeting the requirements of this chapter; or
B. Iron bars of at least one-half inch round or one inch by one-quarter inch flat steel material under the skylight and securely fastened; or
C. A steel grill of at least one-eighth inch material or two-inch mesh under the skylight and securely fastened.
(2) All hatchway openings on the roof of any building or premises used for business purposes shall be secured as follows:
A. If the hatchway is of wooden material, it shall be covered on the inside with at least sixteen-gauge sheet steel or its equivalent attached with screws.
B. The hatchway shall be secured from the inside with a slide bar or slide bolts. The use of a crossbar or padlock must be approved by the Fire Division.
C. Outside hinges on all hatchway openings shall be provided with nonremovable pins when using pin-type hinges.
(3) All air duct or air vent openings exceeding eight inches by twelve inches on the roof or exterior walls of any building or premises used for business purposes shall be secured by covering the same with either of the following:
A. Iron bars of at least one-half inch round or one inch by one-quarter inch flat steel material, spaced not more than five inches apart and securely fastened; or
B. A steel grill of at least one-eighth inch material or two-inch mesh and securely fastened.
(e) Special Security Measures. Special security measures required for office buildings (multiple occupancy) are as follows:
(1) All entrance doors to individual office suites shall have a deadbolt lock with a minimum one-inch throw bolt which can be opened from the inside.
(2) Swinging entrance doors to individual units shall have deadbolts with a one-inch minimum throw and hardened steel inserts in addition to deadlatches with a half-inch minimum throw. The locks shall be so constructed that both the deadbolt and the deadlatch can be retracted by a single action of the inside door knob. Alternate devices to equally resist illegal entry may be substituted subject to prior approval of the Police Division.
(f) Intrusion Detection Devices.
(1) If it is determined by the authority enforcing this chapter that the security measures and locking devices described in this chapter do not adequately secure the building, he or she may require the installation and maintenance of an intrusion detection device (burglary alarm system).
(2) Establishments having specific types of inventories, as follows, shall be protected by the following types of alarm services:
A. Silent alarm-central station-supervised service.
1. Jewelry store-manufacturing, wholesale and retail
2. Guns and ammunition shops
3. Wholesale liquor
4. Wholesale tobacco
5. Wholesale drugs
6. Fur stores
B. Silent alarm.
1. Liquor stores
2. Pawn shops
3. Electronic equipment
4. Wig stores
5. Clothing (new)
6. Coins and stamps
7. Industrial tool supply houses
8. Camera stores
9. Precious metal storage facility
C. Local alarm (bell outside premises).
1. Antique dealers
2. Art galleries
3. Service stations
(g) Lighting. Commercial establishments that provide ten or more parking spaces must provide and maintain a minimum of three foot-candles of light on the parking surface. The parking area shall be lighted at dusk and remain lighted until the termination of business.
(Ord. 46. Passed 8-17-76.)