CITY OF SOUTH SALT LAKE STREET LIGHTING MASTER PLANApril 2018
Presentation to City Council
City of South Salt Lake
Street Lighting Master Plan
CITY OF SOUTH SALT LAKE STREET LIGHTING MASTER PLANApril 2018
Presentation to City Council2
Intent: Implement Quality Public Realm Lighting Throughout South Salt Lake City i
Improve Visibility and Transition to LED Lights Improve Pedestrian Path and Transit Center Lighting
Reduce Light Pollution, Glare and Light TrespassImplement Street and Pedestrian Lighting
CITY OF SOUTH SALT LAKE STREET LIGHTING MASTER PLANApril 2018
Presentation to City Council3
Street Lighting Masterplan
• Section 1: Establish Existing Conditions
• Section 2: Develop Lighting Character Districts
• Section 3: Street Lighting Design Guide
CITY OF SOUTH SALT LAKE STREET LIGHTING MASTER PLANApril 2018
Presentation to City Council4
Section 1: Establish Existing Conditions
CITY OF SOUTH SALT LAKE STREET LIGHTING MASTER PLANApril 2018
Presentation to City Council5
1 Assessing the Lighted Environment
Site Surveys with City Officials:
• Dennis Pay, City Engineer
• Sharen Hauri, Urban Design Director
• Alexandra White, City Planner
• Sgt. Bill Hogan, SSLC Police Department
• Terry Addison, Deputy Fire Chief
Would be safe to walk here, alone, during daylight hours?
Would be safe to walk here,
alone, during darkness hours?
Is the light comfortable?
Do you like the color of the light?
Are light sources glaring?
Is the light uneven?
CITY OF SOUTH SALT LAKE STREET LIGHTING MASTER PLANApril 2018
Presentation to City Council6
1
1 2
3
3a
4
56
7
8
9
10
Assessing the Lighted Environment
Site # LocationLighting Quality
1 3300S 1000W Poor
2 3300S State St. Good
3 3335S State St. Poor
3a 3745S 610E Moderate
4300E
Welby Ave.Moderate
5300E
Southgate Ave Moderate
6Claybourne Ave.
State St.Moderate
72950S
West TemplePoor
8 2700S 300W Poor
9 2100S 300W Excellent
10Bowers Way & Main
St.Poor
CITY OF SOUTH SALT LAKE STREET LIGHTING MASTER PLANApril 2018
Presentation to City Council7
Survey Site #3: 3335 S. State St.
Existing Conditions Analysis
Lighting Survey Summary• Existing Lighting: Poor
• Safety/Security Concern: High
3
Too dark (0.1 cd/m2)
Too bright (3.5 cd/m2)
Target level
Survey Comments: Too Dark for Commercial, Not Much Building Lighting, Private Lighting Dominates
1
CITY OF SOUTH SALT LAKE STREET LIGHTING MASTER PLANApril 2018
Presentation to City Council8
Existing Conditions Analysis9
Lighting Survey Summary• Existing Lighting: Excellent
• Safety/Security Concern: Moderate
Survey Site #9: 2100 S. 300 W.
Too dark (0.1 cd/m2)
Too bright (3.5 cd/m2)
Target level
Survey Comments: Like Pedestrian Light (but not acorn), Surrounded by Light, Parking Lot Could be Dimmer
1
CITY OF SOUTH SALT LAKE STREET LIGHTING MASTER PLANApril 2018
Presentation to City Council9
Calculations to Determine Optimal Spacing, Lumen Output and Distribution.
1 Lighting Calculations
CITY OF SOUTH SALT LAKE STREET LIGHTING MASTER PLANApril 2018
Presentation to City Council10
1 Lighting Calculation Summaries
CITY OF SOUTH SALT LAKE STREET LIGHTING MASTER PLANApril 2018
Presentation to City Council11
1 Existing Street Lighting Inventory
Street
Classification
Luminaire
Wattage (W)
Acceptable
Spacing (ft)
Moderarely Acceptable
Spacing (ft)
Poor Spacing
(ft)
Major Arterial 400 200-300 300-350 350+
Minor Arterial 250 150-250 250-300 300+
Collector 200 150-250 250-300 300+
Local 100
Mid Block and
Intersections Intersections Only No Lighting
Spacing developed using calculation results
CITY OF SOUTH SALT LAKE STREET LIGHTING MASTER PLANApril 2018
Presentation to City Council12
1 Existing Conditions Map
ACCEPTABLE CONDITIONS:
1-for-1 Luminaire Replacement
MODERATELY ACCEPTABLE
CONDITIONS:
Supplement Existing Lighting
POOR CONDITIONS:
Comprehensive Lighting
Improvements
CITY OF SOUTH SALT LAKE STREET LIGHTING MASTER PLANApril 2018
Presentation to City Council13
1 Lighting Improvement Strategies
Acceptable Conditions Moderately Acceptable Conditions Poor Conditions
Minimal Improvements:
1-for-1 Luminaire Replacement on
Existing Poles
Supplemental Improvements:
1-for-1 Luminaire Replacement on
Existing Poles and Supplement with
Additional Light Poles
Comprehensive Improvements:
Extensive Additional Lighting and
Electrical Required
2100S 300W 2700S 300W 2700S West Temple
CITY OF SOUTH SALT LAKE STREET LIGHTING MASTER PLANApril 2018
Presentation to City Council14
Section 2:
Develop Lighting Character Districts
CITY OF SOUTH SALT LAKE STREET LIGHTING MASTER PLANApril 2018
Presentation to City Council15
2 Lighting Character Districts Map
CITY OF SOUTH SALT LAKE STREET LIGHTING MASTER PLANApril 2018
Presentation to City Council16
2 Lighting Character
Districts Guide
Street
Lighting
Pedestrian
Lighting
Public
Transportation
Accent
Lighting
Feature
LightingLuminaire/Style Luminaire Electrical Needs Auxiliary Features
Downtown
Contemporary -
Landscape Forms
Torres
East StreetcarContemporary -
Landscape Forms Leo
State Street Historic - Holophane
Esplanade
Corridor
Commercial
Industrial -
Cobrahead & We-ef
ASP500
Heavy Traffic
Industrial
Industrial -
Cobrahead
Creative IndustryIndustrial - We-ef
ASP500
Riverfront
Neighborhood
Transitional - Philips
Swan
Jordan River
Gateway
Industrial -
Cobrahead
City Parks Match Existing Style
Historical Sites Historical - Match
Existing
Event Power
Stage Power
Holiday Receptacles
Event Power
Stage Power
Holiday Receptacles
Event Power
Stage Power
Holiday Receptacles
Event Power
Stage Power
Holiday Receptacles
Event Power
Stage Power
Holiday Receptacles
Event Power
Stage Power
Holiday Receptacles
Event Power
Stage Power
Holiday Receptacles
Event Power
Stage Power
Holiday Receptacles
Event Power
Stage Power
Holiday Receptacles
Event Power
Stage Power
Flag Pole Mount
Planters
Banner Arms
Flag Pole Mount
Planters
Banner Arms
Flag Pole Mount
Planters
Banner Arms
Flag Pole Mount
Planters
Banner Arms
Flag Pole Mount
Planters
Banner Arms
Flag Pole Mount
Planters
Banner Arms
Flag Pole Mount
Planters
Banner Arms
Flag Pole Mount
Planters
Banner Arms
Flag Pole Mount
Planters
Banner Arms
Flag Pole Mount
Planters
Bus Stops
Rail Stations
Bus Stops
Rail Stations
Bus Stops
Rail Stations
Bus Stops
Rail Stations
Bus Stops
Rail Stations
Bus Stops
Rail Stations
Bus Stops
Rail Stations
Bus Stops
Rail Stations
Bus Stops
Rail Stations
Bus Stops
Rail StationsHoliday Receptacles Banner Arms
CITY OF SOUTH SALT LAKE STREET LIGHTING MASTER PLANApril 2018
Presentation to City Council17
2 Downtown Character District
I-80
I-15
2100 S
State St.
Feature and Accent Lighting Pedestrian Path Lighting Plaza LightingStreet and Pedestrian Lighting
CITY OF SOUTH SALT LAKE STREET LIGHTING MASTER PLANApril 2018
Presentation to City Council
State St.
500W
EAST STREET CAR STATION
18
2 East Street Car District
Pedestrian Path Lighting
East Street Car Luminaire
Lighting Vertical Surfaces
Light for Wayfinding
Encourage use of pedestrian paths and public
transportation.
CITY OF SOUTH SALT LAKE STREET LIGHTING MASTER PLANApril 2018
Presentation to City Council19
2 Creative Industry District
Creative Industry Luminaire Creative Industry Luminaire Application
CITY OF SOUTH SALT LAKE STREET LIGHTING MASTER PLANApril 2018
Presentation to City Council20
2 Riverfront Neighborhood District
Current Luminaire
3900 S
700 W
Preferred Flat Lens
Luminaire
Current street lights are causing light pollution and light
trespass.
1.2fc
1.5fc
2.5fc
CITY OF SOUTH SALT LAKE STREET LIGHTING MASTER PLANApril 2018
Presentation to City Council21
2 Jordan River Gateway District
Jordan
River
3300 S
900 W
Cobrahead Style Street Luminaire
Updated LED Street Lighting
Increase lighting to
improve roadway
visibility.
Reduce light
pollution and light
trespass.
Reduce Energy and
Maintenance Costs.
CITY OF SOUTH SALT LAKE STREET LIGHTING MASTER PLANApril 2018
Presentation to City Council
Reduce Glare and Light Pollution along State Street
22
2 State Street District
State Street Luminaire
Improve Sidewalk and Pedestrian Lighting
State St
CITY OF SOUTH SALT LAKE STREET LIGHTING MASTER PLANApril 2018
Presentation to City Council
Main St.
W Temple
3300 S
23
2 Corridor Commercial Character District
With Pedestrian Lighting
Cobrahead Style Street Luminaire Pedestrian Luminaire
UTA TRAX STATION
CITY OF SOUTH SALT LAKE STREET LIGHTING MASTER PLANApril 2018
Presentation to City Council24
2 Industrial District
Cobrahead Style Street Luminaire
300 W
500 W
700 W
900 W
Updated LED Street Lighting
Existing Conditions in Industrial
District
CITY OF SOUTH SALT LAKE STREET LIGHTING MASTER PLANApril 2018
Presentation to City Council25
2 City Parks and Historical Areas
Central Park Historic Scott School
CITY OF SOUTH SALT LAKE STREET LIGHTING MASTER PLANApril 2018
Presentation to City Council26
2 Outside of Character Districts
Cobrahead Style Street Luminaire
Neighborhood Street Lights
LED Street Lights
CITY OF SOUTH SALT LAKE STREET LIGHTING MASTER PLANApril 2018
Presentation to City Council
Section 3:
Street Lighting Design Guide
CITY OF SOUTH SALT LAKE STREET LIGHTING MASTER PLANApril 2018
Presentation to City Council
CITY OF SOUTH SALT LAKE STREET LIGHTING MASTER PLANApril 2018
Presentation to City Council
3 6 Step Process for Evaluating the Lighting Environment
Step 1:
Determine Character District Influence
DistrictLuminaire
Manufacturer
Luminaire
SeriesLuminaire Photo
Lumen
Output
Color Temperature
(Kelvin)Distribution BUG Rating
Mounting
Height
Downtown Street Luminaire Landscape Forms Torres 4,500 -
5,5003000K Type 2 B1-U0-G1 25
Pedestrian Luminaire Landscape Forms Torres 2,500 -
3,5003000K Type 3 B1-U0-G1 12-15
Street Luminaire Landscape Forms Leo6,500 -
7,5003000K Type 4 B1-U0-G2 25
Pedestrian Luminaire Landscape Forms Leo3,000 -
4,0003000K Type 4 B1-U0-G2 12-15
State Street Street Luminaire* Halothane Esplanade16,000 -
17,0003000K Type 3 B3-U3-G4* 30
Street Luminaire11,000 -
17,0003000K Type 2 B3-U0-G2 35
Pedestrian Luminaire We-ef ASP5342,500 -
4,0003000K Type 3 B1-U1-G1 15
Heavy Traffic Industrial Street Luminaire11,000 -
17,0003000K Type 2 B3-U0-G2 35
Creative Industry Street Luminaire We-ef ASP5446,000 -
9,0003000K Type 3 B2-U2-G1 25
Riverfront Neighborhood Street Luminaire Philips Swan LED4,000 -
6,0003000K Type 3 B1-U0-G1 20
Jordan River Gateway Street Luminaire4,500 -
9,0003000K Type 3 B2-U0-G1 35
City Parks Pedestrian Luminaire Match Existing 3000K Type 3 B1-U0-G1 12-15
Historical Sites Pedestrian Luminaire
Outside of Character
DistricsStreet Luminaire
*Street Luminaire currently used on State Street. BUG rating far exceeds acceptable levels.
Cobrahead Style LuminaireMust meet luminaire specifications (Chapter 10) as well as spcing and lighting
criteria based on street classification (Chapter 8.3).
East Street Car
Corridor Commercial
Must be Approved by City
Cobrahead Style Luminaire
Cobrahead Style Luminaire
Cobrahead Style Luminaire
CITY OF SOUTH SALT LAKE STREET LIGHTING MASTER PLANApril 2018
Presentation to City Council
3 6 Step Process for Evaluating the Lighting Environment
Step 2:
Determine Existing Conditions
ACCEPTABLE CONDITIONS:
1-for-1 Luminaire Replacement
MODERATELY ACCEPTABLE
CONDITIONS:
Supplement Existing Lighting
POOR CONDITIONS:
Comprehensive Lighting
Improvements
CITY OF SOUTH SALT LAKE STREET LIGHTING MASTER PLANApril 2018
Presentation to City Council
3 6 Step Process for Evaluating the Lighting Environment
Step 3a:
Determine Street Classification
CITY OF SOUTH SALT LAKE STREET LIGHTING MASTER PLANApril 2018
Presentation to City Council
3 6 Step Process for Evaluating the Lighting Environment
Step 3b:
Determine Pedestrian Activity Level
Pedestrian
Activity Level
Criteria
Low <10 people per hour
Medium 10 to 100 people per hour
High 100+ people per hour
Pedestrian Activity Roadway Sidewalks Average Luminance (cd/m2) Luminance Avg:Min Ratio Average Illuminance (fc)
High3 1.2 3.0 1.043
Medium 0.9 3.0 0.5
Low 0.6 3.5 0.4
Arterial Roadway Lighting Criteria
CITY OF SOUTH SALT LAKE STREET LIGHTING MASTER PLANApril 2018
Presentation to City Council
3 6 Step Process for Evaluating the Lighting Environment
Step 4:
Establish Lighting Warrants
Continuous Lighting
Non Continuous Lighting
Road
Classification
Adjacent Land
Use
High
Pedestrian
Conflict Area
Medium
Pedestrian
Conflict Area
Low Pedestrian
Conflict Area
Commercial Continuous Continuous Non-Continuous
Industrial Continuous Continuous Non-Continuous
Residential Continuous Non-Continuous Non-Continuous
Open Space Continuous Non-Continuous Non-Continuous
Commercial Continuous Continuous Non-Continuous
Industrial Continuous Continuous Non-Continuous
Residential Continuous Non-Continuous Non-Continuous
Open Space Non-Continuous Non-Continuous Not Warranted
Commercial Continuous Non-Continuous Non-Continuous
Industrial Continuous Non-Continuous Non-Continuous
Residential Non-Continuous Non-Continuous Non-Continuous
Open Space Non-Continuous Non-Continuous Not Warranted
Arterial
Collector
Local
CITY OF SOUTH SALT LAKE STREET LIGHTING MASTER PLANApril 2018
Presentation to City Council
3 6 Step Process for Evaluating the Lighting Environment
Step 5:
Identify Influential Conditions
Overhead Power Lines
Observed Existing Condition
Dead End Streets
Burnt out lights or stolen wire
Damaged poles and infrastructure
CITY OF SOUTH SALT LAKE STREET LIGHTING MASTER PLANApril 2018
Presentation to City Council
Minimal Improvements
3 6 Step Process for Evaluating the Lighting Environment
Step 6:
Determine Lighting Improvement Strategy
Supplemental Improvements Comprehensive Improvements
• Acceptable Existing Conditions
• No character district influence
• Lighting meets the needs of the
area
• Moderately Acceptable Existing
Conditions
• No character district influence
• Continuous lighting is warranted,
but non continuous lighting exists
• Unacceptable Existing
Conditions
• Character District calls for
updated lighting
• Lighting is warranted, but not
existing
CITY OF SOUTH SALT LAKE STREET LIGHTING MASTER PLANApril 2018
Presentation to City Council
3 High pedestrian classification is not common in South Salt Lake. Use of this criteria requires City Engineer’s approval.
3 Minimal Improvements: Typical 4-Lane Arterial
Typical 4-Lane Arterial Road Lighting Layout
4-Lane Arterial Recommended Luminaire & Pole Criteria
Pedestrian
Activity
Pole Spacing
(ft)
Pole Height (ft) Lumen Output
(lm)
Typical Photometric
Distribution
Max. BUG Rating
High3 150-200 35 15,000-19,000 Type II B3-U0-G3Medium 200-250 35 13,500-18,000 Type II B3-U0-G3
Low 200-250 35 10,000-12,500 Type II B2-U0-G2
Replace All Existing Luminaires with LED Luminaires Using the Table Below
CITY OF SOUTH SALT LAKE STREET LIGHTING MASTER PLANApril 2018
Presentation to City Council
3 High pedestrian classification is not common in South Salt Lake. Use of this criteria requires City Engineer’s approval.
3 Supplemental Improvements: Typical 4-Lane Arterial
4-Lane Arterial Recommended Luminaire & Pole Criteria
Pedestrian
Activity
Pole Spacing
(ft)
Pole Height (ft) Lumen Output
(lm)
Typical Photometric
Distribution
Max. BUG Rating
High3 150-200 35 15,000-19,000 Type II B3-U0-G3Medium 200-250 35 13,500-18,000 Type II B3-U0-G3
Low 200-250 35 10,000-12,500 Type II B2-U0-G2
Replace All Existing Luminaires with LED Luminaires Using the Table Below
Supplement Existing Luminaires to Achieve Proper Spacing and Improve Street Lighting
Additional Wiring &
Conduit
New Splice Box
New LED Luminaire
CITY OF SOUTH SALT LAKE STREET LIGHTING MASTER PLANApril 2018
Presentation to City Council
3 Comprehensive Improvements: Typical 4-Lane Arterial
Typical 4-Lane Arterial Road Lighting Layout
Replace All Existing Luminaires with LED Luminaires Using the Table Below
Add Additional Luminaires to Appropriately Light the Roadway
New Wiring &
Conduit
New Splice BoxNew LED Luminaire
3 High pedestrian classification is not common in South Salt Lake. Use of this criteria requires City Engineer’s approval.
4-Lane Arterial Recommended Luminaire & Pole Criteria
Pedestrian
Activity
Pole
Spacing
(ft)
Pole
Height
(ft)
Lumen Output
(lm)
Typical
Photometric
Distribution
Max. BUG
Rating
High3 150-200 35 15,000-19,000 Type II B3-U0-G3Medium 200-250 35 13,500-18,000 Type II B3-U0-G3
Low 200-250 35 10,000-12,500 Type II B2-U0-G2
Pedestrian Activity Roadway Sidewalks
Average Luminance
(cd/m2)
Luminance Avg:Min Ratio
Average Illuminance (fc)
High3 1.2 3.0 1.04
Medium 0.9 3.0 0.5
Low 0.6 3.5 0.4
Arterial Target Criteria
Run Calculation to Ensure Criteria is Met
CITY OF SOUTH SALT LAKE STREET LIGHTING MASTER PLANApril 2018
Presentation to City Council
3 Minimal & Supplemental Improvements System Payback
$0
$5,000
$10,000
$15,000
$20,000
$25,000
$30,000
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
Syste
m C
ost $
Years since conversion
4-Lane Arterial LED Conversion
Approximate 5 Year System Payback