RFB Package Telfair County (GA) Recreation LE.pdf

NOTICE OF REQUEST FOR BID PROPOSALS

FOR LED LIGHTING UPGRADE AT TELFAIR RECREATIONAL COMPLEX

Sealed bids are invited and will be received by the Telfair County Board of Commissioners for the upgrade to LED Lighting at the Telfair Recreational Complex. The LED Lighting upgrade will be for the following venues: the Baseball Field Wagon Wheel, the Football Field/Track, and the Tennis Courts.

Bid specifications can be obtained by contacting Rich Bennett, Heart of Georgia Altamaha Regional Commission, 5405 Oak Street, Eastman, Georgia 31023, 912-244-2947, rbennett@hogarc.org.

Bid packages are due no later than 5:00 pm on Friday, June 28, 2024 and will be received at Heart of Georgia Regional Commission, 5405 Oak Street, Eastman, Georgia 31023. The envelope containing the Bid must be sealed and plainly marked “Bid for Telfair LED Lighting Upgrade.”

All prospective bidders are encouraged to visit the Telfair Recreation Complex located at 408 E Oak St, McRae-Helena, GA 31055.

The selected Bidder will be awarded the contract by action of the Telfair County Board of Commissioners approving and adopting the contract documents, providing for its enforcement and penalties as provided by law. The Telfair County Board of Commissioners reserves the right to reject any or all Bids, to waive irregularities and/or informalities in any Bid and to make an award in any manner, consistent with law, deemed in the best interest of Telfair County.

Telfair Recreation Center

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Classified

SECTION 16505 - OUTDOOR SPORTS FIELD LIGHTING

PART 1 – GENERAL

1.1 SUMMARY

A. Work covered by this section of the specifications shall conform to contract documents, engineering plans as well as state and local codes.

B. The purpose of these specifications is to define the lighting system performance and design standards for Telfair Recreation Center using an LED lighting source.

C. The proposal shall include LED luminaires, brackets, mounting hardware, shop drawings, removal of existing sports lighting, full installation of new components, all electrical connections, aiming and control system integration prior to the date specified herein. The manufacturer / contractor shall supply the lighting system to meet or exceed the standards set forth in these specifications. Existing poles shall be reused.

D. The sports lighting system(s) will be for the following venue(s):

1. Baseball Field Wagonwheel

2. Football/Track

3. Tennis Courts

E. The primary goals of this lighting project are:

1. Balance of lighting factors: Minimize spill light to adjoining properties and glare to the players, spectators, and neighbors. Minimize uplight component to preserve a dark sky. Maximize playability and safety to the players.

2. Life-cycle Cost: To reduce operating costs, the preferred lighting system shall be energy efficient and cost effective to operate. System energy consumption is to be maintained over the life of the system and will not increase as the system ages.

3. Control and Monitoring: To reduce system and labor costs and allow for optimal operational flexibility of the lighting system, the customer requires a wireless control system. The system shall be capable of on/off/dimming to reduce energy consumption. The system shall be accessible remotely via cellular connection to wireless hub and permit multiple users.

1.2 LIGHTING PERFORMANCE

A. Illumination Levels and Design Factors: Playing surfaces shall be lit to an average target illumination level and uniformity as specified in the chart below. Lighting

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Classified calculations shall be developed, and field measurements taken on the grid spacing with the minimum number of grid points specified herein.

B. Average illumination level shall be measured in accordance with the latest IESNA Sports and Recreational Area Lighting requirements.

C. Light loss factor specifications.

Optic Material Light loss Factor Silicone Optic, High Efficiency Glass 0.92

Polycarbonate or Acrylic 0.72

D. Table below details target illumination levels utilizing fixtures with Silicone optics and secondary glass lens per specification. A 0.92 light loss factor shall be considered during the design phase. Illumination levels shall not drop below desired target values in accordance with latest IESNA Sports and Recreational Area Lighting

Area of Lighting Average Target

Illumination Levels

Maximum to Minimum

Uniformity Ratio

Grid Spacing

Baseball Infields 30fc 2:1 15’ x 15’

Baseball Outfields 20fc 3:1 15’ x 15’

Football Field 35fc 2:1 15’ x 15’

Tennis 30fc 2.7:1 10’ x 10’

E. Color Temperature: The lighting systems shall have a color temperature of 5700K and a CRI of ≥70.

F. Mounting Heights and Locations: Existing poles and cross arms shall be reused.

Mounting heights to be verified by contractor via site visit.

1.3 ENVIRONMENTAL LIGHT CONTROL

A. Light Control for Luminaires: All luminaires shall utilize multi-layer optical system including silicone TIR and reflector optics designed to minimize glare and spill light while maintaining playability of aerial sports. No full-cutoff luminaires shall be permitted.

B. Spill Control: To minimize impact on adjacent properties, maximum horizontal spill shall not exceed 0.5fc 150’ from the edge of the fields. No fixture mounted anywhere on the poles shall be aimed above the horizon. No up-lighting will be permitted.

C. Photometric Report: A photometric report that shows aiming points of each luminaire shall be provided to demonstrate the capability of achieving the specified

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Classified performance. All manufacturers of light fixtures must provide their design and report in AGi32-20.2 or AGi32-21.1 format to ensure accurate photometric calculations and lighting simulations for efficient and effective lighting design. Software’s and designs that are not commercially available to the industry will not be accepted.

PART 2 – SPORTS LIGHTING SYSTEM DESIGN AND CONSTRUCTION

2.1 ACCEPTABLE MANUFACTURERS

A. All components shall be designed and manufactured as a system. Luminaires, control and integral driver system shall be provided from the below approved manufacturer. All substitutions must provide a complete submittal package for approval 10 days prior to bid. Any manufacturer considered for substitution must have a minimum of 10 years’ experience in LED sports lighting.

1. Ephesus Sports Lighting

2.2 SPORTS LIGHTING SYSTEM

A. LUMINAIRE: The luminaires must be an integral unit with maximum distance of 8 inches between power supply, driver and LEDs to minimize power loss and EMI (electromagnetic interference).

B. The fixture shall meet the following specifications:

1. General:

a. UL Certified for wet locations.

b. Operating temperature range rating between -40°C and +40°C

c. Certified to UL 844 and ANSI C136.31, 1.5G vibration requirements.

d. IP Rating: IP66

e. Lumen output < 111,000

f. Power consumption < 724W

g. Efficacy of ≥137 lumens/watt

h. Correlated Color Temperature (CCT) of 5700K

i. CRI of ≥ 70

j. L70 lumen depreciation rating: >66,000 hours certified based on IES recommended 6x measured data extrapolation limitation. No extrapolation beyond 6X permitted.

k. Weigh ≤ 58lbs, including power supply, bracket, and controls.

l. Effective projected area (EPA) ≤ 1.93 ft2

m. Pre-aiming for orientation around the mounting location bolt

n. Pre-aiming for tilt on the yoke with locking pin with increments under 1/2o

2. Integrated and Thermally Isolated Power Supply:

a. Wide input range of 120VAC to 277VAC or 347VAC to 480VAC

b. Power factor: >0.97 @ 277VAC and >0.98 @480VAC

c. THD (Total Harmonic Distortion) ≤20%

d. Dim to off capability

e. Luminaire shall contain four power supplies (drivers) such that if one driver is not operational the other continues to power all the LEDs in the

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Classified light head.

f. Drivers, controls connections and all wiring connections shall be contained in an IP66 enclosure. No exposed connections permitted. No additional junction box permitted.

g. Driver case temperature shall be maintained at or below driver manufacturers warranty limits at 40°C ambient in order to preserve long term reliability.

3. Optical system:

a. Luminaire shall incorporate silicone TIR plus secondary reflector optics with depth greater than 2.5” to minimize glare perception.

b. Fixture shall have a sealed glass cover to minimize dirt depreciation and protect the optics and LEDs.

c. No exposed optics or reflective visors permitted.

d. No polycarbonate optics due to yellowing and UV degradation.

e. No acrylic lenses due to cracking potential.

f. LED light source shall be Chip-on-Board (COB) technology.

g. No Full Cut off visors, to eliminate the need for uplighting.

4. Construction

a. The Light head shall be round in design.

b. Luminaire shall and be installed as a 1-piece assembly of light head which shall include power/controls for ease on handling and installation.

c. Power shall be integral to fixture and designed to be thermally separated from the LED heatsink.

d. The driver assembly shall be connected to the LED light head via an electrical quick disconnect for easy field servicing.

e. Aluminum shall be coated with a two-stage architectural grade super-durable powder coating for long term resistance to corrosion and UV exposure.

2.3 CONTROL SYSTEM

A. The control and monitoring system shall provide instant on/off/dimming capabilities and meet the following specifications:

1. Wireless control using 802.15.4 mesh network protocol

2. System alerts to indicate loss of communication with any fixture

3. Dimming 100% to 10%

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Classified

4. Dim to off functionality

5. Individual light control for optimized scene configurations and to reduce energy consumption. Control can not be limited to only pole level dimming.

6. Schedule/control system via Wi-Fi, LAN and/or cellular connectivity for remote operation

7. Store up to 25 pre-programmed scenes assigned to push button controller for manual on-premise operation

8. Capable of dynamic entertainment scenes (i.e. lights flashing, paparazzi, etc)

9. IOS and Android compatible wireless control for multiple users

10. Allow multiple user accounts with ability to assign various system permission levels

11. Ability to schedule recurring events at fixed times.

12. Capable of in-field firmware/software upgrades

13. Onsite and/or remote commissioning

B. Control enclosure to be NEMA 4X molded fiberglass reinforced polyester with internal gasket and stainless steel, quick release latches with ability to padlock for security purposes.

C. Controller shall be protected against memory loss during power outages. If power failure to the controller occurs during use, lights shall default on to 100%. Once power is restored controller shall resume normal event schedule.

D. Controller shall be connected to a cellular data signal to allow remote access when owner is not at the facility. All communication costs shall be included for 10 years.

E. Controller shall be connected to a cloud server with cloud license included for 10 years.

2.4 SAFETY

A. All system components shall be UL listed for the appropriate application.

2.5 ELECTRICAL

A. The electrical power requirements for the sports lighting system shall meet the following specifications:

1. Electrical Service: 347 to 480V or 120 to 2277V

2. Energy Consumption: The total system kW consumption shall be insert kW kW or less. System energy consumption will not increase as the system ages.

3. Surge Protection: Fixture shall have two levels of surge protection including armored drivers and 10 kV inline surge modules integral to the fixture.

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PART 3 – EXECUTION

3.1 FIELD QUALITY CONTROL

A. Illumination Measurements: Upon substantial completion of the project and in the presence of the Contractor, Project Engineer, Owner's Representative, and Manufacturer's Representative, illumination measurements shall be taken and verified. The illumination measurements shall be conducted in accordance with the latest IESNA Sports and Recreational Area Lighting standards.

B. IES files shall be publicly available and provided to the engineer/specifier to verify the system lighting performance calculations.

C. Correcting Non-Conformance: If, in the opinion of the Owner or his appointed representative, the actual performance levels of the system are not in conformance with the requirements of the specifications and submitted information, the Contractor/Manufacturer shall be required to make adjustments to meet specifications and satisfy Owner.

3.2 WARRANTY AND GUARANTEE

A. 10-Year Warranty: Manufacturer shall supply a signed warranty covering the entire system for 10 years. Any parts, except fuses, found to be defective shall be replaced during the entire warranty period. System energy consumption is to be maintained for entire warranty period and will not increase as the system ages.

B. Manufacturer shall maintain specifically funded financial reserves to assure fulfillment of the warranty for the full term. Warranty does not cover damage due to weather conditions, acts of God, accidents, misuse, misapplication, abuse, negligence, failure of owner’s electrical service or unauthorized modification of any part of the product.

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PART 4 – DESIGN APPROVAL

4.1 SUBMITTAL REQUIREMENTS

A. Sports lighting system shop drawings shall include:

Item Description

On Field Lighting Design

Lighting design drawing(s) showing:

a. Field Name, date, file number, prepared by

b. Outline of field(s) being lighted, illuminance levels at grid spacing specified

c. Pole height, number of fixtures per pole, horizontal and vertical aiming angles, as well as luminaire information including wattage, lumens and optics

d. Height of light test meter above field surface.

e. Summary table showing the number and spacing of grid points; average, minimum and maximum illuminance levels in foot candles (fc); uniformity including maximum to minimum ratio, coefficient of variance (CV), uniformity gradient (UG); number of luminaries, total system kilowatts;

light loss factor.

Photometric Report A photometric report that shows aiming points to demonstrate the capability of the system to achieve the specified performance.

Photometric Files IES files for each NEMA configuration specified in the sports lighting design.

Control & Monitoring System

Written definition and schematics for wireless control system.

Standard Catalog ‘Cut’ Sheets

Luminaire specification or ‘cut’ sheets.

Qualifications & Experience

Provide a list of 5 similar projects installed with LED sports lighting. Include project name, location, installation date and reference contact.

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