- Page 1 and 2: LED Street Light Research Project R
- Page 3 and 4: Acknowledgements City of Pittsburgh
- Page 5: Contents Executive Summary Backgrou
- Page 9 and 10: lighting of sidewalks or streets. L
- Page 11 and 12: › LED luminaires should be guaran
- Page 13 and 14: Background Overview The City of Pit
- Page 15 and 16: Street Lights: A Brief History The
- Page 17 and 18: Electric Street Lighting Technologi
- Page 19 and 20: and development focus of the U.S. D
- Page 21 and 22: Data Collection LED Street Lighting
- Page 23 and 24: › Lower operating costs: energy e
- Page 25 and 26: Efficiency (GIB Credit 13). This cr
- Page 27 and 28: color bins based on identical or ve
- Page 29 and 30: Lighting Standards in the U.S. In t
- Page 31 and 32: Existing Infrastructure The City of
- Page 33 and 34: Since 2008, the City’s Office for
- Page 35 and 36: Business District Case Studies Thre
- Page 37 and 38: September 2011 Central Business Dis
- Page 39 and 40: September 2011 Mid-Sized Business D
- Page 41 and 42: September 2011 Neighborhood Busines
- Page 43 and 44: Research Modes of Human Vision Huma
- Page 45 and 46: How Uniformity of Illuminance Affec
- Page 47 and 48: Overview There is a wide range of i
- Page 49 and 50: and landscape is highly contextual.
- Page 51 and 52: uilding, pedestrians can see less t
- Page 53 and 54: Another factor is the surrounding r
- Page 55 and 56: This provides what many lighting pr
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will generate up to 130,000 lux. Of
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› Use shielded or cut-off luminai
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› LEDs are the most efficient, du
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The Plan recommends retrofitting st
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There is an established link betwee
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Biological/Public Health Considerat
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Lighting Plans: Comprehensive Plann
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› Helsinki, Finland: Master Light
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› Dial4Light: Licht per Anruf (Li
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Overview Focus group sessions were
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Tools for Measuring Street Lighting
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During this measure, the luminance
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Overview In February, 2001, Minneap
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Recommendations Overview The City o
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The revised approach became one of
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luminaires. Manufacturers are respo
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Base Criteria: Design › Contempor
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Evaluation Procedure for Business D
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Upgrade Option: Basic Controls In a
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› The mounting system will be aff
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Pittsburgh. The findings would be s
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› Testing of the submitted lumina
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References American Association of
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Gehl, Jan, Lotte Johansen Kaefer an
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U.S. Department of Energy. 2008. LE
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Appendices BULB: The light source w
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› LUCI (Lighting Urban Community
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Sorento Streetlight, Cambridge, UK
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› Principal Investigator Don Cart