46th Street Pilot Lighting Project Hennepin County & City of - PowerPoint PPT Presentation

46th Street Pilot Lighting Project Hennepin County & City of Minneapolis Minnehaha-Hiawatha Community Works Project

Partners � Hennepin County Community Works Hennepin County Community Works � � City of Minneapolis City of Minneapolis � � Longfellow Community Council Longfellow Community Council � � Standish Ericsson Neighborhood Standish Ericsson Neighborhood � Association Association

Purpose th Improve pedestrian and roadway street lighting on 46 th � Improve pedestrian and roadway street lighting on 46 � Street Street � Monitor street light performance from a safety point of Monitor street light performance from a safety point of � view view � Analyze lighting products by: Analyze lighting products by: � � Energy usage Energy usage � � Illumination levels (Compared to City Standards) Illumination levels (Compared to City Standards) � � On On- -going operations and maintenance costs going operations and maintenance costs � � Capital costs Capital costs � � Public and Jurisdictional acceptance Public and Jurisdictional acceptance �

Project Location Pedestrian Area – – Hiawatha Avenue to 46th Avenue Hiawatha Avenue to 46th Avenue Pedestrian Area � � Residential Area – – 34th Avenue to Hiawatha Avenue 34th Avenue to Hiawatha Avenue Residential Area � � Additional Engineering Analysis – – 36th Avenue from 46th Street to 36th Avenue from 46th Street to Additional Engineering Analysis � � Minnehaha Creek Minnehaha Creek

Project Status � The project has been funded and approved by Hennepin County and the City of Minneapolis � Today’s presentation is an update on resident feedback and project scope.

Benefits � Improves: Improves: � � Neighborhood street and sidewalk lighting Neighborhood street and sidewalk lighting � � Walkability Walkability � � Security lighting Security lighting � � Maintenance performance Maintenance performance � � Aesthetics Aesthetics � � Energy efficiency and sustainable design Energy efficiency and sustainable design � � Potential for overall cost savings Potential for overall cost savings �

Project Specifics � No adjacent properties are to be directly assessed No adjacent properties are to be directly assessed � � Acorn and Modified Shoebox Fixtures have been selected Acorn and Modified Shoebox Fixtures have been selected � for the project based on the following: for the project based on the following: � Availability of light options Availability of light options � � Uniformity with similar light styles in area Uniformity with similar light styles in area � � Similar street(s) with City standard lighting to be Similar street(s) with City standard lighting to be � identified for comparison identified for comparison � Project limits are to be broken up into block by block Project limits are to be broken up into block by block � segments per each qualified vendor/distributor segments per each qualified vendor/distributor � If project lights do not perform up to quality standards, If project lights do not perform up to quality standards, � they will be replaced with City standard fixtures they will be replaced with City standard fixtures

Lighting Types � City Standard City Standard � � High Pressure Sodium (HPS) High Pressure Sodium (HPS) � � Pilot Project Lighting Options Pilot Project Lighting Options � � Light Emitting Diode (LED) Light Emitting Diode (LED) – – East of Hiawatha East of Hiawatha � � Induction Induction – – West of Hiawatha West of Hiawatha �

Low Level Light Fixtures - Acorn

High Level Light Fixtures – Modified Shoebox

Lighting Comparisons HPS (BEFORE) LED (AFTER) HPS (BEFORE) LED (AFTER) HPS VS. INDUCTION HPS VS. INDUCTION

Are LED Lights Really That Good? Better efficacy – – Less power needed to achieve HPS light levels Less power needed to achieve HPS light levels Better efficacy � � LED compensation – – When one LED burns out, remaining LED When one LED burns out, remaining LED’ ’s s LED compensation � � compensate for loss compensate for loss LED light can be focused by arranging light modules LED light can be focused by arranging light modules � � LED lights have low to non- -existent heat outputs existent heat outputs LED lights have low to non � � LED lights are designed to last up to four times the lifespan of HPS HPS LED lights are designed to last up to four times the lifespan of � � Typical 5- -Year Warranty Year Warranty Typical 5 � � Dark sky compliant Dark sky compliant � � Proven use in traffic signal lights Proven use in traffic signal lights � � Minimal light loss over time Minimal light loss over time � �

Are Induction Lights Really That Good? � Better efficacy Better efficacy – – Less lumens/watt needed to achieve Less lumens/watt needed to achieve � HPS light levels HPS light levels � Electrodeless Bulb Electrodeless Bulb – – Only small mercury tip is Only small mercury tip is � environmentally harmful environmentally harmful � Induction lights have low to non Induction lights have low to non- -existent heat outputs existent heat outputs � � Induction lights are designed to last up to three times Induction lights are designed to last up to three times � the lifespan of HPS the lifespan of HPS � 10 10- -Year Warranty Year Warranty � � Dark sky compliant Dark sky compliant � � Minimal light loss over time Minimal light loss over time �

Initial Lighting Comparison

City of Minneapolis Standard Light Spacing

City of Minneapolis Standard Light Spacing Soldier Spacing Example – – Lowry Avenue Lowry Avenue Soldier Spacing Example (North Minneapolis) (North Minneapolis)

Construction Schedule � Light base and conduit installation Light base and conduit installation – – Oct. 2009 Oct. 2009 � � Minor property disruption expected Minor property disruption expected � � Possible sidewalk replacement may be needed Possible sidewalk replacement may be needed � � Light Fixture Installation Light Fixture Installation – – Fall/Winter 2009 Fall/Winter 2009 � � Street light location Street light location � � Approximate locations detailed on layout map Approximate locations detailed on layout map � � Final locations to be determined in field per Final locations to be determined in field per � engineering direction engineering direction � For construction complaints/concerns please For construction complaints/concerns please � contact the City of Minneapolis 311 Hotline contact the City of Minneapolis 311 Hotline

Public Communication � Individual contact/comment signs will be Individual contact/comment signs will be � placed on each study street light placed on each study street light � A City and County website and will be set A City and County website and will be set- - � up detailing project specifics up detailing project specifics

Question and Answer � Layout maps and aerial photos are provided at Layout maps and aerial photos are provided at � the tables the tables � Please use post it notes to offer comments and Please use post it notes to offer comments and � stickers to express opinions stickers to express opinions � Please fill out comment form Please fill out comment form � � Staff are here to answer questions Staff are here to answer questions �