1. PACE Collaborative Mechanical and Electrical Engineers Street Lighting Review City of Virginia Beach, Virginia Street Lighting Review City of Virginia Beach, Virginia

2. Street Lighting Review City of Virginia Beach, Virginia Street Lighting Review City of Virginia Beach, Virginia A few Facts …  48,277 Street Lighting Fixtures  $5.4 Million Per Year to DVP (ltg)  LED’s Are Changing the Rules A few Facts …  48,277 Street Lighting Fixtures  $5.4 Million Per Year to DVP (ltg)  LED’s Are Changing the Rules

3. Street Lighting Review Evaluate Current procedures Evaluate Costs Interview other Cities Interview the stakeholders, City, DVP, Mfrs, Installing Contractors Consider alternate methods and costs 1. City Owned and Maintained 2. City Owned, Contract Maintenance A. Existing Streets B. New Construction Measured and Analyzed City Pilot Projects Researched the Market … Technology, Efficacy, Pricing Determine …What can be done to reduce costs ?

4. Efficacy of Light Sources

5. HPS LED UniversalCustom

6. Power (Watts)250.00244.00190.00271.00272.00252.00 Lumen Output20000.018100.018717.016944.013894.020250.0 Lumens Per Watt80.074.298.562.551.180.4 Warranty0.05.010.05.0 Compare Various Street Lighting Fixtures 1 DVP HP Sodium 2 DVP LED 6 Dialight 5 Beta STR 4 Hadco RX2 3 Hi Efficiency LED Lumens per Watt (Miles per gallon)

7. White vs. Yellow Light Spectral Weighting Scotopic / Photopic ratio IES and DOE Positions

8. Measurements … Light Output vs. Power Input Miles per Gallon Miles per Gallon Measurements … Light Output vs. Power Input Miles per Gallon Miles per Gallon

9.  Initial Cost  Energy Cost  Repair / Replacement Cost  Staffing and Equipment  Storage of spare poles and fixtures  Metering Complexities  Transfer of ownership of existing assets  Consider “City” maintenance vs. Contractor maint  Initial Cost  Energy Cost  Repair / Replacement Cost  Staffing and Equipment  Storage of spare poles and fixtures  Metering Complexities  Transfer of ownership of existing assets  Consider “City” maintenance vs. Contractor maint Issues of Ownership

10. A. Pole With DVP Distribution Ownership and Maintenance Complex A A

11. B. Pole Without DVP Distribution Ownership and Maintenance is Less Complex B B

12. A Specific Project Princess Anne Road Expansion Previously Designed for DVP provided Lighting Considered City Ownership and Maintenance Street Lighting Latest Technology Best Efficacy Available 10-year industry standard warranty Considered multi-year maintenance contract A Specific Project Princess Anne Road Expansion Previously Designed for DVP provided Lighting Considered City Ownership and Maintenance Street Lighting Latest Technology Best Efficacy Available 10-year industry standard warranty Considered multi-year maintenance contract C. New Roadway Construction Ownership and Maintenance is Cost Effective C C

13. 12 (City owned) Dominion LEDHigh Efficiency LED Average Light Level (FC)1.0 Fixture Quantity262182 Initial Cost$1,314,292$1,197,485 Annual Operating Costs: Lamp ReplacementIncluded$7,174 EnergyIncluded$8,259 Knockdown RepairIncluded$2,818 UG Cut Circuit RepairsIncluded$1,065 Photocell RepairsIncluded$1,076 Contractor RepairsIncluded$930 Total Annual Costs$47,939 **$21,322 Princess Anne Road Street Lighting Compare - As Designed vs. Alternative ** This cost from DVP contract based on established Rate Schedule SSL **

14. 12 (City owned)3 Dominion LED High Efficiency LED Conventional Dominion Sodium Average Light Level (FC)1.0 Fixture Quantity262182257 Initial Cost$1,314,292$1,197,485$1,222,159 Average Annual Operating Costs: Lamp ReplacementIncluded$7,174Included EnergyIncluded$8,259Included Knockdown RepairIncluded$2,818Included UG Cut Circuit RepairsIncluded$1,065Included Photocell RepairsIncluded$1,076Included Contactor RepairsIncluded$930Included Total Average Annual Costs$47,939$21,322$38,828 Princess Anne Road Street Lighting Compare - As Designed vs. Alternative

15. 1.Higher Efficiency Lighting Fixtures exist … than DVP’s That efficiency is not reflected in DVP rates 2.City ownership of NEW PROJECT Street lighting Can save money 3. City takeover of existing fixtures is complex and costly 4. Tracking and Reporting of DVP System is Vague 5. Fragmented understanding of the procurement system 6. Dark Sky compliance is desirable among stakeholders 7. Color temperature 4000 - 4500 K is desirable among stakeholders A Few Findings …

16. A. Pole With DVP Distribution Ownership and Maintenance Complex A A

17. Past Conversions Oakland, CA (37,000) Hayward, CA (8,000) Fairfield, CA (8,000) Vacaville, CA (6,600) Pasadena, CA (6,500) Kennewick, WA (6,000) Pomona, CA (4,500) Walla Walla, WA (600) Cupertino, CA (3,000) Salt Lake County, UT (3,000) (# of Fixtures)

18. PEPCO Rocky Mountain PG&E SoCal Edison BG&E PECO Arizona Public Service Salt River Project San Diego Gas & Electric District of Columbia Utah California Maryland Pennsylvania Arizona California Energy-Only Flat Rates

19. HPS / MV LED / IND 20% 1% Comparison of Annual Percentage of Fixtures Requiring Maintenance Maintenanc e HPS = High-Pressure Sodium Vapor MV = Mercury Vapor LED = Light-Emitting Diode IND = Induction

20. Current After Buyout* After LED Conversion 70W $ 8.33 $ 2.23 $ 0.97 250W $ 17.32 $ 7.87 $ 3.32 Comparison of Monthly HPS Per Fixture Fees Based on Current Schedule 25 from Virginia Electric & Power Co. * Saving s

21. Simple Payback Year 1 Year 10 Year 20 $108k $650k $2.9m Avg Annual Savings* Based on the average savings calculated for the Cities of Chesapeake, Hampton, and Norfolk. * 10 – 11 Year Payback $0 Upfront Cost

22. Buyout s Washington, D.C. Oakland, CA San Jose, CA Arlington, TX Salt Lake County, UT San Luis Obispo, CA West Valley City, UT Rochester, NY Arcata, CA San Jose, CA Chula Vista, CA

23. Contact Info Jason Tanko, BSEE, MBA President, Tanko Lighting jason@tankolighting.co m Phone: 415.254.7579 Fax: 415.822.3626 www.tankolighting.com John DeVan, PE, LEED AP PACE Collaborative, P.C. john@pace-pme.com Phone: 757.499.7223 www.pace-pme.com