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Outdoor Lighting Ordinance

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by

Lisa Hemmerle

on 18 July 2016

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Transcript of Outdoor Lighting Ordinance

Outdoor Lighting Ordinance
COLOR TEMPERATURE
Creation of Task Force - Policy Order O-29
Mission: The intent being to permit an amount of outdoor lighting that is appropriate to allow for the safe use and enjoyment of outdoor areas, while also
mitigating light trespass
and
glare
to abutters and the public at large,
reducing light pollution
, and
promoting energy conservation
.
DRAFT ORDINANCE HIGHLIGHTS
APPLICABILITY - New, replacement, substantial renovation, or existing

COLOR TEMPERATURE STANDARDS

PRESCRIPTIVE OR PERFORMANCE STANDARDS

INSPECITIONAL SERVICES DEPARTMENT OVERSIGHT

EXEMPTIONS


APPLICABILITY
NEW or REPLACEMENT LIGHTING
Must comply after effective date

SUBSTANTIAL RENOVATION
(Over 50% GFA building OR exterior wall area)
Must comply after effective date

EXISTING
Must comply w/i five (5) years of effective date
BUT - Encouraged to eliminate/minimize light trespass by:
Changing the bulb, shielding, or fixture

EXCEPTION: Facade and landscape lighting (commercial or residential) is exempt from the color temperature standard
TWO STANDARDS
PRESCRIPTIVE - Geared to residential & small commercial property owners

PERFORMANCE - Geared to larger commercial properties &/or those looking for more creative lighting design
No light source shall exceed 3,500 Kelvin
Prescriptive Standard
Outdoor Lighting Category 1
Unshielded or partly shielded placed not less than 4 feet apart

Lumen Max 315

Maximum height 12 feet


Outdoor Lighting Category 2
Up to two unshielded or partly shielded in a main entry area, placed not less than 4 feet apart

Lumen Max 630

Maximum height 12 feet
Outdoor Lighting Category 3

Shielded directional light fixtures, placed not less than 4 feet apart, for entries, walkways, and architectural lighting.

Lumen Max 1,050

Maximum height 12 feet
Outdoor Lighting Category 4
Performance Standard
Based on the USGBC LEED Light Pollution Reduction Credit V4

Lighting plan submitted by licensed architect or engineer

Must refer to lighting zones as defined in the ordinance.
Option 1 -
BUG Rating
Backlight, Uplight, and Glare (BUG) Ratings
Option 2 - Calculation Method
Light Category - Shielded or unshielded

Maximum Lumen Level

Maximum Height above surface to be illuminated

Licensed electrician

Shielded directional light fixtures for parking areas, driveways, or outdoor loading bays

Lumen Max 1,260

Maximum height 14 feet
Fixture-based system
BUG Rating

Uplight
Backlight & Glare
Bug rating example
Computer modeling
Calculation Method
Calculation Method
Example

INSPECTIONAL SERVICES
DEPARTMENT
What this means for your business
Use either the Prescriptive Standard or the Performance Standard
Replacement or
New Lighting
Immediate compliance
Substantial Renovation
Immediate compliance
Existing Lighting
5 years to comply
BUT
Be a good neighbor
and try for sooner
Exemptions
Lighting of:

Public ways, public parks or public art

Public monuments, statuary, or the national flag

Theatrical or television production or performance areas

Construction areas OR Emergency conditions

Seasonal Lighting

Sports facilities

Some historic buildings

Required by federal, state, or local laws

Underwater lighting of pools
Full transcript