Dobbins JLUS IMP Public Draft Light Pollution Study | Page 292

Pattern Outdoor Lighting Code Standard ver. 2.0 Table 4.1. LIGHT FIXTURE SHIELDING STANDARDS Land Use and Lighting Class Lighting Zone LZ 1 LZ 2 Notes F Initial output < 2000 lumens F P Initial output ≥ 2000 lumens F F Initial output < 2000 lumens F P 3 X X Initial output < 2000 lumens P P Initial output < 20 lumens X A Residential uses: F Initial output < 2000 lumens P P 60 watt Tungsten-halogen (quartz) and less 100 watt 60 watt Fluorescent and less 25 watt 15 watt Compact Fluorescent and less 26 watt 13 watt 3 LIGHTING ZONE Land Use LZ 1 LZ 2 Notes Commercial Industrial, Mixed-use and Multi- family Residential uses (lumens per net acre) All Classes F 100 watt Table 4.2. MAXIMUM TOTAL OUTDOOR LIGHT OUTPUT STANDARDS 2 Initial output ≥ 2000 lumens Standard incandescent and less 4.2. Total Outdoor Light Output Standards. Total outdoor light output (see definition 16.30) shall not exceed the limits in Table 4.2. 3 1 Initial output ≥ 2000 lumens 1000 lumens No available High-Pressure Sodium or Metal Halide Class 2 lighting (General Illumination): Class 3 lighting (Decorative): 2000 lumens Lamp Type Class 1 lighting (Color Rendition): F Standard ver. 2.0 Lamp Type and Wattage with Outputs below 2000 lumens and 1000 lumens Commercial, Industrial, Mixed-use and Multi-family Residential uses Initial output ≥ 2000 lumens Pattern Outdoor Lighting Code total (fully shielded + partially shielded + unshielded) partially shielded + unshielded only 1,3 50,000 100,000 5,000 10,000 10,000 10,000 3,000 3,000 Residential uses (lumens per residence) Notes to Table 4.1 total (fully shielded + partially shielded) 1. Exception: seasonal decorations using typical low-wattage incandescent lamps shall be permitted in all lighting zones from Thanksgiving through 15 January. partially shielded 1 Note to Table 4.2 2. For purposes of this section, residential refers to all residential land-use zoning, including all densities and types of housing such as single-family detached and duplexes, but does not include multi-family residential uses. 1. For purposes of this section, residential refers to all residential land-use zoning, including all densities and types of housing such as single-family detached and duplexes, but does not include multi-family residential uses. 3. Examples of lamp types of 2,000 and 1,000 lumens and below (The acceptability of a particular light is determined by lumen output, not wattage; values listed are approximate; check manufacturer’s specifications). 4.3. Lamp Type Standards. All lamps must conform to the types listed in Table 4.3. Page C-4 7 Lamp Types: wLED = "warm white" light emitting diode with CCT ≤ 3500 K HPS = high-pressure sodium LPS = low-pressure sodium Appendix C: Pattern Outdoor Lighting Guide 8