ZONING CODE APPENDIX A:
REQUIREMENTS FOR CRIME PREVENTION THROUGH ENVIRONMENTAL DESIGN (CPTED)
RESIDENTIAL DEVELOPMENT
A. Single-family dwelling units shall display a street address number conforming to the following specifications:
1. Numerals shall be located where they are clearly visible from the street on which they are addressed. They shall be of a color contrasting to the background to which they are affixed. Method of attachment shall not include the use of two-sided tape or any material not resistant to weather conditions.
2. Numerals shall be illuminated during the hours of darkness. The numerals and light source shall be contained within a single, weather-resistant fixture. The light source shall be provided with an uninterruptible A.C. power source or controlled only by a photocell device. Nothing in this section shall preclude the requirement for circuit protection devices where applicable.
3. There shall be positioned, at each entrance of a development of 20 or more dwelling units constructed on private streets but using a single public street name and address, an illuminated diagrammatic representation of the complex which depicts the location of the viewer and the unit designations within the complex. It shall be lighted during the hours of darkness utilizing a light source which is constructed of weather and vandal resistant materials and provided with an uninterrupted power source or controlled by a photocell device. Nothing in this section shall preclude the requirement for circuit protection devices where applicable.
B. Multiple-family residential complexes shall display a street address number conforming to the following specifications:
1. Each individual unit within the complex shall display a prominent identification number not less than four inches in height, contrasting in color to the background to which it is affixed and clearly visible to approaching vehicles and/or pedestrians. It shall be located near, but not on, the dwelling unit entry door.
2. Numerals shall be illuminated during the hours of darkness. The numerals and light source shall be contained within a single, weather-resistant fixture. The light source shall be provided with an uninterruptible A.C. power source or controlled by a photocell device. Nothing in this section shall preclude the requirement for circuit protection devices where applicable. An illuminated fixture is not required when the address number can be lighted by area lighting.
3. Complexes with two or more buildings with the same address or buildings containing a minimum of six separate street addresses shall display minimum six-inch-high identification numbers noting the address number and range of unit and/or building numbers within the building. They shall be placed on the building between eight and 10 feet from ground level, and visible to approaching vehicles and/or pedestrians from all building sides. Identification numbers shall be of a color contrasting to the background to which they are attached and be illuminated during the hours of darkness. The light source shall be provided with an uninterruptible A.C. power source or controlled by a photocell device.
4. Driveways servicing more than 20 individual dwelling units shall have minimum four-inch-high identification numbers, noting the range of unit numbers, placed at the entrance to each driveway at a height between 36 and 42 inches above grade. Identification numbers shall be of a color contrasting to the background to which they are attached and be illuminated during the hours of darkness. The light source shall be provided with an uninterruptible A.C. power source or controlled by a photocell device.
5. There shall be positioned, at each entrance of multiple-family dwelling complexes with more than four buildings, an illuminated diagrammatic representation of the complex, which depicts the location of the viewer and the unit designations within the complex. It shall be lighted during the hours of darkness utilizing a light source, which is constructed of weather and vandal resistant materials and provided with an uninterruptible A.C. power source or controlled by a photocell device. Nothing in this section shall preclude the requirement for circuit protection devices where applicable.
6. In multiple-family complexes, garages or carports not directly attached to the dwelling unit or placed next to the dwelling unit and not otherwise designated as being associated with one addressed dwelling unit shall not use corresponding dwelling unit addresses to identify the garage or carport.
C. Single-family dwelling units and garages shall conform to the following lighting standards:
1. All garages shall have a light fixture that is capable of illuminating the main door at the front of the residence. Garage or vehicle doors accessed from alleys are to have vandal resistant light fixtures.
2. Private streets, alleys, and fire department required roadways designed for use only in emergency situations shall be illuminated using the same standards as established for public thoroughfares.
D. Multiple-family buildings, carports, parking areas, driveways, and walking surfaces in multiple-family complexes shall conform to the following lighting standards:
1. All vehicular drive surfaces, open parking areas and carports shall be illuminated with a minimum maintained one foot-candle of light at ground level during the hours of darkness that is shielded to prevent light from leaving the property.
2. All exterior common area pedestrian walkways and recreation areas shall be illuminated with a minimum maintained one-fourth foot-candle of light at ground level during the hours of darkness.
3. Open stairways and enclosed common area corridors shall be illuminated with a minimum maintained one foot-candle of light on all landings and stair treads during the hours of darkness. Enclosed stairways shall be illuminated at all times with a minimum maintained one foot-candle of light on all landings and stair treads.
4. Cluster mailboxes, trash enclosures/areas, vending machines, and public phones located on the exterior shall be illuminated with a minimum maintained one foot-candle of light, measured within a five-foot radius at ground level, during the hours of darkness.
5. Recessed areas of building or fences, which have a minimum depth of two feet, a minimum height of five feet, and do not exceed six feet in width and are capable of human concealment, shall be illuminated with a minimum maintained one-half foot-candles of light at ground level during the hours of darkness. This requirement applies to defined recessed areas which are within six feet of the edge of a designated walking surface with an unobstructed pathway to it, not hindered by walls or hedge row landscaping a minimum of two feet in height. The light source may be motion detectors using a photocell device.
6. Accessible luminaires utilized to meet the requirements of this section shall have vandal resistant light fixtures and be not less than three feet in height from the walking surface when used to illuminate walkways and a minimum of 78 inches in height above the driving surface when illuminating surfaces associated with vehicles. Light fixtures shall be deemed accessible if mounted within 15 feet vertically or six feet horizontally from any accessible surface or any adjoining roof, balcony, landing, stair tread, platform or similar structure.
7. The light source utilized to comply with this section to meet parking and drive surface lighting shall have a rated average bulb life of not less than 10,000 hours.
8. A site plan shall be provided showing buildings, parking area, walkways, detailed landscaping and a point-by-point photometric calculation of the required light levels. Landscaping shall not be planted so as to obscure required light levels. Foot-candles shall be measured on a horizontal plane and conform to a uniformity ratio of four to one (4:1 maximum/minimum).
9. The light source shall be controlled by a photocell device or a time clock with an astronomic feature.
NONRESIDENTIAL DEVELOPMENT
E. Nonresidential Buildings.
1. Wide-angled, not less than 180 degrees, door-viewers shall be installed into solid doors which are located in areas where natural surveillance is compromised, and which will be utilized by employees to access parking lots and pedestrian paths during the hours of darkness.
F. Buildings, open parking lots, walkways, and accesses thereto shall conform to the following light standards:
1. All types of exterior doors shall be illuminated during the hours of darkness, with a minimum maintained one foot-candle of light, measured within a five-foot radius on each side of the door at ground level. The light source shall be controlled by a photocell device or an uninterruptible A.C. power source.
2. Recessed areas of buildings or fences, which have a minimum depth of two feet, a minimum height of five feet, and do not exceed six feet in width and are capable of human concealment, shall be illuminated with a minimum maintained one-half foot-candle of light at ground level during the hours of darkness. This requirement only applies to defined recessed areas which are within six feet of the edge of a designated walking surface with an unobstructed pathway to it that is not hindered by walls or hedge row landscaping a minimum of two feet in height. The light source may be motion detectors with a photocell device.
3. Stairways shall be illuminated with a vandal resistant light fixture with a minimum maintained one foot-candle of light on all landings and/or stair treads, during the hours of operation and darkness. The interior service stairways shall be painted a light, highly reflective color.
4. All interior or exterior corridors, passageways and walkways in any hotel, motel or inn shall be illuminated at all times with a minimum maintained one foot-candle of light on the walking surface.
5. All exterior pedestrian walkways, interior common corridors, and open parking lots shall be illuminated with a minimum maintained one foot-candle of light on the walking or driving surface during the hours of operation and darkness.
6. The light source utilized to comply with this section shall have a rated average bulb life of not less than 10,000 hours.
7. Accessible luminaires utilized to meet the requirements of this section shall have vandal resistant light fixtures and be not less than three feet in height from ground level when used to illuminate walkways and a minimum of eight feet in height from ground level when illuminating surfaces associated with vehicles. Light fixtures shall be deemed accessible if mounted within 15 feet vertically or six feet horizontally from any accessible surface or any adjoining roof, balcony, landing, stair tread, platform or similar structure.
8. A site plan shall be provided showing buildings, parking area, walkways, detailed landscaping and a point-by-point photometric calculation of the required light levels. Foot-candles shall be measured on a horizontal plane and conform to a uniformity ratio of 4:1 average/minimum. Landscaping shall not be planted so as to obscure required light levels.
9. All lighting on the property shall be designed to prevent spillover onto neighboring properties.
G. Nonresidential Address Numbers. Nonresidential buildings shall display a street address number conforming to the following specifications:
1. Numerals shall be located where they are clearly visible from the street on which they are addressed. They shall be of a color contrasting to the background to which they are affixed. Method of attachment shall not include the use of two-sided tape or any material not resistant to weather conditions.
2. Numerals shall be six to eight inches in height if located less than 100 feet from the centerline of the addressed street or 18 to 24 inches in height if located further than 100 feet from the centerline. The numerals shall be illuminated during the hours of darkness using a light source provided with an uninterruptible A.C. power source or controlled by a photocell device.
3. The rear doors of all buildings shall have address numbers six to eight inches in height which shall be of a color contrasting to the background to which they are affixed.
4. Buildings with a flat roof and with a total square footage of at least 10,000 square feet shall have rooftop numbers placed parallel to the addressed street, screened from public view and only visible from the air. The numerals are to be a nonreflective color that contrasts with the color of the roof, block lettered and constructed of weather-resistant, nonreflective and nonilluminated material. If the letters are painted on, only oil-based paint shall be used. Address numbers are to be a minimum of four feet in height and 18 inches wide. The numbers shall be spaced at least 12 inches apart. When more than one street address is assigned to a building, the beginning and ending address numbers are to be placed on the rooftop, at opposite ends of the building, reflecting the approximate location of the buildings addressed.
H. For parking garages/parking structures, elevator cabs and lobbies shall be designed to include the following provisions. For all other structures, elevator cabs and lobbies shall be designed to include one of the following provisions:
1. Elevators, which serve more than two floors, above ground level, with at least one wall exposed to the exterior or interior, shall have clear glazing installed in one wall to provide visibility into the elevator cab.
2. Elevator cabs, the interiors of which are not completely visible when the door is open from a point centered on and 36 inches away from the door, shall have shatter resistant mirrors or other equally reflective material so placed as to make visible the entire elevator cab from this point. The elevator cab shall be illuminated at all times with a minimum maintained two foot-candles of light at floor level.
ALL DEVELOPMENT
I. Landscaping.
1. In order to maintain sufficient illumination for security purposes, landscaping plans shall be designed so that trees and other landscaping do not obstruct light sources from outdoor fixtures, including parking lot lighting.
2. Landscaping shall be designed so that trees and other landscaping do not obstruct views of traffic signs or address numerals on buildings.
J. Residential and Nonresidential Building Door Strikes and Jambs. The strike plate for deadbolts on all wood framed doors shall be constructed of minimum 16 U.S. gauge steel, bronze, or brass, and secured to the jamb by a minimum of four to six three-inch screws, which must penetrate at least two inches into solid backing of a structural member beyond the surface to which the strike is attached. [Ord. 2018-202 § 3 (Exh. A); Ord. 2012-146 § 3 (Exh. A); Ord. 2010-126 § 1 (Exh. A); Ord. 2010-123 § 3 (Exh. A)].