LIGHT POLLUTION AND BIRD COLLISION REDUCTION SSc2 1 point
光污染与鸟类碰撞减少 SSc2 1分
To increase night sky access, improve nighttime visibility, and reduce the consequences of development for wildlife and people.
增加夜空可见度，改善夜间视野，减少开发对野生动物和人类的影响。
Option 1. Limit Uplight 1 OR
选项 1. 限制上射光 1 或
Option 2. Bird Collision Reduction 1
方案2. 减少鸟类碰撞 1分
Option 1. Limit Uplight (1 point) Meet all of the following uplight, interior lighting, and exterior lighting requirements: UPLIGHT All exterior fixtures with a light output greater than 1,000 lumens must meet the full cutoff requirements as defined in the IESNA Cutoff Classifications.2 INTERIOR LIGHTING Meet at least one of the following measures:
选项 1. 限制上射光（1 分） 满足以下所有上射光、室内照明和室外照明要求：上射光 所有光输出大于 1,000 流明的室外灯具须满足 IESNA 截止分类中定义的全截止要求。室内照明 满足以下至少一项措施：
• Limit the total duration of all nighttime lighting programmed “on” to less than 90 minutes
• 将夜间照明编程开启总时长限制在每天少于90分钟。
per day. A manual override capability may be provided for occasional after-hours use.
可提供手动超控用于偶尔非工作时间使用。
• Reduce the amount of uplight leaving the building. Any suspended or wall- or floor-
• 减少离开建筑的上射光量。任何具有地平线以上直接视线的悬挂或壁挂/地面安装灯具，
mounted luminaires with a direct line of sight above the horizon, through any glass windows, skylights, or doors, must be automatically controlled to turn “off” during all nighttime hours (the time between sunset and sunrise). 2 The Lighting Authority, “Standards,” n.d., https://www.ies.org/standards/.
通过玻璃窗、天窗或门的，须在所有夜间时段自动关闭。
• Install automatic window shades or shielding that limit light transmittance to 10% or less
• 安装自动窗帘或遮光装置，将透光率限制在10%或以下（夜间）。
during nighttime.
（夜间）。
• The lighting in at least 50% of the nonresidential spaces adjacent to the building’s
• 建筑外围至少50%非居住空间的照明控制在非工作时间和/或无使用者时关闭。
perimeter is controlled to turn off after hours and/or when there are no occupants. EXTERIOR LIGHTING Meet at least one of the following measures:
室外照明 — 至少满足以下一项：
• All nonessential exterior fixtures are turned off between midnight and 6 a.m.
• 所有非必要室外灯具在午夜至早上6点关闭。
• Meet the exterior lighting control requirements of ASHRAE 90.1-2019, Section 9.4.1.4.
• 满足ASHRAE 90.1-2019第9.4.1.4节室外照明控制要求。
Option 2. Bird Collision Reduction (1 point) Glass used below specified heights on the exterior of the building and site structures must have a maximum threat factor of 30, as defined in the American Bird Conservancy Threat Factor database. This applies to all glass, including spandrel glass, when located:
选项 2. 减少鸟类碰撞（1 分） 建筑外立面和场地结构指定高度以下使用的玻璃，其威胁因子最大值须为 30（按 American Bird Conservancy 威胁因子数据库定义）。此要求适用于以下位置的所有玻璃（含幕墙窗下墙玻璃）：
• From grade up to 50 feet (15 meters) measured at all points
• 从地面至50英尺（15米）高度（各点测量）
• Up to 20 feet (6 meters) measured from the finished grade of a green roof
• 从绿化屋顶完成面起至20英尺（6米）高度
• At any distance from grade or roof for glass in guardrails and windshields
• 护栏和挡风玻璃中的玻璃，无论距地面或屋顶多远