Spec.ESR_Amendment.0006.pdf

P-909 SOF SDVT2 Operations Support Facility Work Order Number: 1704761 JEB Little Creek, VA

PART 3 - CHAPTER 6 / ESR D30 - Page 1

6. ENGINEERING SYSTEMS REQUIREMENTS

D30 HVAC

Refer to Part 4 Section D30 for performance requirements of the building elements included in the HVAC system.

SYSTEM DESCRIPTION

Provide an HVAC system that attains the following objectives: Occupant comfort, Indoor air quality, Acceptable noise levels, Energy efficiency, Reliable operation, and Ease of maintenance. Refer to Space Tabulations Section of the Project Program for building occupancy levels. Any combination of equipment that attains these goals, and meets the requirements outlined below, will be acceptable.

Provide aIn view of meeting ASHRAE 90.1-2019, and UFC 1 200-02 HIGH PERFORMANCE AND SUSTAINABLE BUILDING REQUIREMENTS, prepare a life-cycle cost analysis (LCCA) using a minimum of three HVAC systems. Variable Air Volume (VAV) system including single duct air terminal units (i.e. non-fan powered boxes) with hot water heating coils. The VAV Air Handling Unit (AHU) must include a total enthalpy energy recovery device and an air economizer. Chilled water must be provided by air-cooled chillers with optional heat recovery capability. The chilled water system must include variable primary pumping. Heating hot water must be provided by two natural gas fired boilers. The heating hot water system must include primary/secondary pumping.The Designer of Record must select an HVAC system based upon fully meeting UFC 1-200-02 requirements and favoring the most life-cycle cost effective system. The life cycle cost must be based on first cost, yearly maintenance cost, energy costs, operating costs, and system/equipment replacement costs. The three systems chosen for the LCCA should include the systems listed below. Other systems may be chosen as site conditions, design conditions, etc., warrant, but three systems shall be evaluated as a minimum.

(1) Chilled water Variable Air Volume (VAV) Systems with series fan powered boxes with hot water heating coils. AHU must have a total enthalpy energy recovery device. Chilled water to be provided by a heat recovery air-cooled chiller with variable primary pumping and high efficiency condensing boiler plant with variable primary/variable secondary pumping to provide a backup heating source.

Heat recovery to be used for reheat in the summer.

(2) Split System Heat Pumps. Systems must include dedicated outside air units with total enthalpy energy recovery devices. Chilled water and hot water to be provided by a fluid cooler with variable pumping and high efficiency condensing boiler plant with variable primary/variable secondary pumping to provide a backup heating source.

(3) Four Pipe Fan Coil systems. Systems must include dedicated outside air units with total enthalpy energy recovery devices. Chilled water to be provided by an air-cooled high efficiency chiller (closed loop system). Low supply air temperature and supply air volume VAV systems reduce fan energy, pump energy, air handler sizes, chiller sizes, pump sizes, duct sizes, piping sizes, etc.

Heating source shall be high efficiency condensing boiler plant with variable primary/variable secondary pumping to provide a backup heating source.

Consider each HVAC system component relative to its contribution to whole building energy performance and energy costs. Techniques to reduce peak load energy usage should be considered.

PART 3 - CHAPTER 6 / ESR D30 - Page 2

The full efficiency of the heat wheel may be used to meet energy efficiency standards. However, Eequipment must be sized assuming a 50% efficient total enthalpy energy recovery deviceheat wheel in order to account for the loss ofin efficiency of the wheel over time.

Natural gas is available near the site. See section G30 for location and details.

Provide NEMA premium highest efficiency motors, chillers, and boilers and optimize the HVAC system in accordance with NEMA MG-11 Table 12-10.

UMCS: Connect to Installation Utility Monitoring Control System (UMCS) VA Little Creek Approved CJ&A DDC Exp20241031.

Demand based ventilation is required. Monitor space CO2 for the demand based ventilation.

The Provide HVAC system must meet the required air conditioning and heating for spaces as indicated and for the following Ddesign conditions in the following tables. Coordinate with the Government to ensure the HVAC system meets approved temperature setpoints, adjustable by occupants.:

Outside Conditions

Summer

Degrees F dry bulb

Winter

Degrees F

Degrees F wet

PART 3 - CHAPTER 6 / ESR D30 - Page 3

Indoor Designnside Conditions

Occupant Comfort (OC)

Percent RH

Equipment Protection (EP)

Percent RH

Heating & Ventilating Only Inside Conditions(HV)

Air changes per hour

Provide Ventilation rates and systems in accordance with ASHRAE Standard 62.1, Ventilation for Acceptable Indoor Air Quality. Provide demand-controlled ventilation (DCV).

Configure the HVAC system to provide each zone with the choice of heating or cooling year round unless otherwise indicated. Provide each zone with its own limited range of control, as allowed by the control system central workstation.

Provide dedicated systems as indicated on room requirements.

The secured annex area must be a separate air handling unit zone.

Provide minimum 4-inch (100 mm) thick concrete housekeeping pads and vibration isolators under all floor-mounted equipment.

For seacoast applications, pProvide factory painted finishes that are designed for 3000-hour duration test for outside equipment and for equipment bringing in outside air.

Provide corrosion resistant coatings or materials for any exterior air-conditioning (including heating

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PART 3 - CHAPTER 6 / ESR D30 - Page 4 and ventilating) equipment and equipment handling outside air that is to be installed. This includes any coils exposed to outside air.Provide all mechanical equipment, HVAC cooling/heating and condenser coils with a manufacturer approved coating system. The heat transfer rating must be as installed.

For unoccupied mode, provide the following night setback temperatures:

For winter, 10 degrees F lower than indoor heating design conditions, but no lower than 55 degrees F.

For summer, 5 degrees F higher than indoor cooling design conditions, but no higher than 85 degrees F.

D3010 ENERGY SUPPLY

D301001 OIL SUPPLY SYSTEM

Not used.

D301002 GAS SUPPLY SYSTEM

Obtain natural gas pressures from the local natural gas utility provider. Provide any applications and permits and provide the complete natural gas system from the load side of the utility meter to the heating equipment. Contract with the local natural gas utility provider for installation of piping and appurtenances up to the load side of the meter. Provide gas meter on the building main and tie meter into the Building Automation System (BAS).

D301003 STEAM SUPPLY SYSTEM (FROM CENTRAL PLANT)

Not used.Do not provide steam equipment except to facilitate demolition of existing steam piping.

D301004 HOT WATER SUPPLY SYSTEM (FROM CENTRAL PLANT)

Not used.

D301005 SOLAR ENERGY SUPPLY SYSTEMS

If life cycle cost effective, provide a complete solar domestic hot water system including heating panels, roof supports, piping, pumps, hot water storage tanks, heat exchangers and controls.

Provide a system designed to furnish a minimum of 30% of the daily demand for domestic hot water.

D3020 HEAT GENERATING SYSTEMS

D302001 BOILERS

Provide 93% (minimum) high efficiency condensing boilers. Each boiler must be sized for a minimum of 60% of the load. Return Water Temperature must operate at or below 120F.

Provide pre-manufactured, stainless steel, multi-wall insulated boiler stack. The stack must be pre-engineered, and pre-manufactured, ; UL listed, and must meet NFPA 211. Boilers must be forced draft fired. Fuel for boilers must be natural gas. Condensing type boilers must be provided with a condensate neutralization tank/kit. Provide each multiple boilers with minimum of 60% capacity of

PART 3 - CHAPTER 6 / ESR D30 - Page 5 the total load,each boiler’s capacity to be no more than 60% of the load and is not to exceed 399 MBH per boiler. Provide a standby boiler.

All vents on gas control valves must be routed outdoors as required by NFPA 54. All gas lines serving gas-fired equipment must be fitted with U.L. or Factory Mutual (F.M.) approved gas trains suitable for the gas being provided. Refer to 3.0 Site Analysis, Paragraph 3.2.18 Permits, for Air Emission Permits. Air Emission permit is required for each combustion device provided.

The boilers must have positive forced air draft system.Provide boiler controls in compliance with ASHRAE 135 BACnet - A Data Communication Protocol for Building Automation and Control Networks.

D302002 FURNACES

If utilized, provide high efficiency gas fired condensing furnaces. The flue and combustion air piping UL 1738 stainless steel.Not used.

D302003 FUEL-FIRED UNIT HEATERS

Not used.

D302004 AUXILIARY EQUIPMENT

Not used.

D302005 EQUIPMENT THERMAL INSULATION

Provide insulation for system equipment, hot water pumps and other associated heating equipment.

D3030 COOLING GENERATING SYSTEMS

Do not provide microchannel coils for any heat exchanger utilizing refrigerant or water, including but not limited to evaporators and condensing units.

D303001 CHILLED WATER SYSTEMS

The cooling load for each facility must be served by two chillers providing approximately 75% of the load each. The chillers must be on a lead/ lag controls set up. Provide 100% stand-by pumps for all chillers/ chiller plant. The air-cooled chiller(s) must be located outside on a 150 mm (6 inch) minimum thick reinforced concrete housekeeping pad. Provide heat tape for freeze protection of chilled water piping and any other associated appurtenances.

Total chilled water system volume must be a minimum of 7 gallons per ton of cooling. Provide an insulated storage tank within the mechanical room in order to meet this requirement, if needed.

Provide thermal mass capability in the chilled water system to einsure proper control and longevity of chillers, e.g. by using inertia tanks.

Provide each chiller with low ambient operation capability.

Provide factory corrosion protection coating on coils where 50 percent or more of the airflow is outside air. These coils must meet or exceed the requirements of a 3000- hour salt spray test and requirement and provide a minimum of loss of heat transfer due to the thickness of the coating. Test shall be in accordance with ASTM B117.

Provide heat tracing for the chiller bundles and all above- ground equipment and piping that are

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PART 3 - CHAPTER 6 / ESR D30 - Page 6 subject to freezing.

Provide heat recovery for reheat.

Provide complete start-up and operational testing of chiller equipment.

Provide temporary chiller connections on the supply and return piping with isolation valves.

Provide air vents at all terminal equipment and system high points.

Pand provide chemical treatment equipment for the chilled water piping system.

Provide approved quantity, size, spacing, material, and height of bollards around all yard equipment including the Air Compressors, Chilled Water System chillers, and Natural Gas metering.

Provide chiller controls in compliance with ASHRAE 135 BACnet - A Data Communication Protocol for Building Automation and Control Networks. Provide all gateways as needed.

Micro channel condenser coils are not allowed.

The Telecommunications/Data/NMCI room must be served by a dedicated direct expansion (DX) ductless split system air conditioning unit for the NMCI/Telecom space per UFC 3-580-10. Each eElevator equipment rooms must be served byrequire a dedicated direct expansion (DX) ductless split system air conditioning unit per UFC 3-490-06. Provide coil coatings that pass a salt-spray test conducted per ASTM B117 for duration of 1000 3000 hours. Provide a wall mounted adjustable Thermostat. Provide temperature sensor and current sensor to building DDC to monitor space temperature and unit operation if system cannot be tied directly to the DDC (BACnet compatible).

Do not route piping above electrical equipment rooms, to ensure that electrical equipment is protected from fluid falling off piping in the future.

D304001 AIR DISTRIBUTION, HEATING & COOLING

Provide insulated, galvanized steel, double wall, pre-insulated ductwork constructed, braced, reinforced, installed, supported, and sealed per the IMC and SMACNA standards. Provide double wall pre-insulated ductwork with solid inner wall for any supply and return ductwork located in occupied rooms for an aesthetically pleasing finished look. Paintable external, rigid mineral fiber insulation is acceptable for exposed ductwork requiring insulation located in unoccupied rooms. Provide or double wall pre-insulated duct work with solid inner wall ductwork for any and all exposed supply and return ductwork.

All non-exposed HVAC ductwork must be insulated, galvanized steel, braced, reinforced, installed, supported, and sealed per IMC and SMACNA standards. Provide air volume balance dampers in all branch ducts and on the low-pressure side of the VAV system after the VAV terminal units. All air volume balance dampers must be accessible. If air volume balance dampers are located above hard ceilings (i.e., plaster, etc.), provide lockable access panels to allow adjustment of dampers.

Provide round or flat oval duct is required for VAV primary air distribution per UFC 3-410-01 paragraph 3-6.10.

Rectangular duct mustshould transition to round or flat oval as soon as space allows, before any takeoffs in primary supply.

Provide aluminum grilles, registers, and diffusers.

Locate air filters for ease of maintenance and minimal disturbance to occupied spaces, in coordination

PART 3 - CHAPTER 6 / ESR D30 - Page 7 with Government Operations and Maintenance (O&M) personnel serving the project site and occupant representativesAll Series Fan Powered Variable Air Volume (VAV) units must have ducted returns with aluminum filter return grilles.

Do not route ductwork above electrical equipment rooms, to ensure that electrical equipment is protected from condensate falling off ductwork in the future.

D304002 STEAM DISTRIBUTION SYSTEMS

Do not provide steam equipment except to facilitate demolition of existing steam piping.Not used.

D304003 HOT WATER DISTRIBUTION SYSTEMS

For exterior buried Hot Water Distribution Systems see Section G30, Site Civil/Mechanical Utilities.

Provide a variable speed primary/secondary pumping system to serve the HVAC hot water equipment throughout the facility. Provide with two circulation pumps (one standby) on the secondary part of the system with variable frequency drives. The hot water distribution system must is to be configured in a reverse return piping arrangement. Provide insulated steel or copper hot water supply and return piping (Single pipe system is not acceptable) to serve the HVAC equipment throughout the facility. Insulate piping with mineral fiber insulation. Provide a bladder type expansion tank with automatic air relief valve for the hot water piping system.

Provide two base-mounted; hot water pumps (one for standby) in Mechanical space(s)equipment rooms where the hot water heating plants is are located. Provide variable frequency drives for each hot water pump.

Provide valves and related hot water system appurtenances. Provide isolation valves for all equipment. "Triple duty" or "multi- purpose" valves, which combine a check valve, throttling valve, and shut-off valve, must are not to be used for hot water systems. No triple duty or automatic flow devices are allowed.

Provide air vents at all terminal equipment and system high pointsP and provide chemical treatment equipment for hot water piping system.

Provide mineral fiber insulation for all hot water piping.

Provide complete start-up and operational testing of all hot water systems.

D304005 GLYCOL DISTRIBUTION SYSTEMS

Not used.

D304006 CHILLED WATER DISTRIBUTION SYSTEMS

For exterior buried chilled water distribution systems, coordinate with Section G30, Site Civil/Mechanical Utilities.

Provide air vents at all terminal equipment and system high points for air control and chemical treatment equipment for the chilled water piping system.

Provide thermal mass capability in the chilled water system to insure proper control and longevity of chillers by using inertia tanks. Provide inertia tanks, sized per chiller manufacturer recommendation to insure stability of operation and temperature-set point control. Total chilled water system volume

PART 3 - CHAPTER 6 / ESR D30 - Page 8 must be a minimum of 7 gallons per ton of cooling. Provide an insulated storage tank within the mechanical room in order to meet this requirement.

system.

Provide chemical treatment of chilled water.

Provide steel or copper chilled water supply and return piping to serve the HVAC equipment throughout the facility. Insulate piping with cellular glass insulation on all above-ground chilled water distribution piping. Provide cellular glass insulation for all exposed chilled water piping. Exterior piping must beshall be weatherproof.

Provide fFor piping exposed to outdoor ambient temperatures, and provide heat tape to ensure freeze protection down to 10 degrees F.

Provide system flushing and start-up for the chilled water piping system.

Provide complete start-up and operational testing of all chilled water systems.

Provide valves and related chilled water system appurtenances. Provide isolation valves for all equipment. "Triple duty" or "multi- purpose" valves, which combine a check valve, throttling valve, and shut-off valve must not be used for chilled water systems.

Provide air vents and isolation valves at all terminal equipment and system high points.

Provide air vents and isolation valves at all terminal equipment and system high points.

Provide ductwork constructed, braced, reinforced, installed, supported, and sealed per the IMC and SMACNA standards.

Provide ducted exhaust ventilation systems and exhaust fans to serve all ventilated zones of the facility. Capture all Room Plan bathroom and other space exhaust air, and route it through a total energy (enthalpy) type energy recovery wheel (heat wheel)device before exiting the Hangar Ffacility in order to gain heat transfer between the incoming ventilation air and outgoing exhaust air.

D304008 AIR HANDLING UNITS

Air handling systems must consist of two stage filtration MERV 8 (30%) and MERV 13 (85%) filters, ahead of hot water preheat coils and, chilled water cooling coils, etc.;

Vultraviolet disinfection systems, Ionization strip with power supply, and variable frequency drive controlled supply fans are required.

Outside ventilation air and exhaust air must both be preconditioned by a wheel-type (enthalpy) energy recovery system which must have both MERV 8 AND MERV 13 Ffiltereds BOTH upstream of where the Outside Aair enters the total enthalpy energy recovery devicewheel and both filters UPSTREAM of where the Exhaust Air enters the wheel. Provide DOAS air handling unit with factory installed ultraviolet disinfection system.

D304090 OTHER DISTRIBUTION SYSTEMS

Provide in-line circulating pumps with variable frequency drives for domestic hot water.

D3050 TERMINAL & PACKAGE UNITS

PART 3 - CHAPTER 6 / ESR D30 - Page 9

D305002 UNIT HEATERS

Provide unit heaters to serve the heating requirements of the mechanical equipment rooms and to protect plumbing fixtures and piping in ventilated areas of the facility from freezing.

Provide gas-fired infrared heaters to serve the heating requirements of the hangar bay and ventilated storage areas area of the facility.

Provide 4-pipe vertical type fan coil units and controls to serve the heating and cooling requirements of the facility. Provide one vertical fan coil unit for each zone and locate within a mechanical closet.

The mechanical closet must be lockable and allow adequate space for maintenance. Provide each fan coil unit with a return filter grille to ease maintenance requirements. If space does not allow for vertical fan coil units, provide horizontal fan coil units in the overhead with a means for removal and maintenance of the units through lockable access panels. Provide auxiliary drain pans below valves and appurtenances to prevent piping leaks and condensate forming on chilled water piping from damaging ceilings. Not used.

D305005 ELECTRIC HEATING

Not used.

D305006 PACKAGE UNITS

For Air-Cooled DX systems or Air-Cooled heat pump systems, provide 100% Dedicated Outdoor Air Makeup Air Conditioning Unit (DOAS) to precondition outside air to space neutral conditions prior to distributing to the conditioned space. Provide DOAS in accordance with UFC 3-410-01.

D3060 CONTROLS AND INSTRUMENTATION

D306001 HVAC CONTROLS

D306001 1.1 DIRECT DIGITAL CONTROLS (DDC)

Provide a complete Direct Digital Control (DDC) system to comply with UFGS 23 09 00 Instrumentation and Control for HVAC, UFGS 23 09 23.02 BACnet Direct Digital Control Systems for HVAC and Other Building Control Systems, UFGS 23 09 13 Instrumentation and Control Devices for HVAC and BACnet communication protocol for the facility.

Provide operator workstation and computers and complete application software with all licenses.

For electrical energy monitoring, refer to Section D50, Electrical, paragraph entitled, Service Entrance Equipment.

For potable water meter, refer to Section G30, Site Civil/Mechanical Utilities, paragraph entitled, Potable Water Distribution.

For meter of potable water subsystem used for total irrigated landscape area with controller, refer to Section G20, Site Improvements, paragraph entitled, Irrigation Systems.

Provide integration of the new DDC to the existing operator workstation and the existing operator workstation software. The existing operator workstation and the existing DDC system server are

PART 3 - CHAPTER 6 / ESR D30 - Page 10 located in building 3165. The existing DDC system was manufactured by ALC. Refer to Part 6 maps.

Comply with all applicable cybersecurity requirements. Per UFC 4-010-06 Cybersecurity of Facility- Related Control Systems (19 September 2016, Change 1, 18 January 2017), 2-2 5-Level Control System Architecture, provide a control system architecture level of 4, minimum - CS Front End and CS IP Network.

Provide ASHRAE Standard 135 building controller as the main interface for the building control system.

Set up trend reports to record data daily and store values in the operator workstation DDC computer .

Set up trend reports to record data daily and store valuesand in the ASHRAE Standard 135 building controller for later retrieval by either a notebook computer or an operator workstation DDC computer.

Provide on-site DDC interface for a Government operator to facilitate O&M. Provide meters, monitored by DDC, on the following subsystems for steam, gas and water: HVAC and processes.

Provide DDC panels with locks and alarms. The alarms must include both a flashing light and an audible alarm inside the mechanical room. Each The alarms must also be a networked alarm (e.g.

switch connected to controller DI); with alarm events must be recorded remotely for a period not less than one year.

Provide flow rate meters, monitored by the DDC system, for central and chilled water flow.

Provide central air handling er units with outside air CFM airflow monitoring stations to measure outside air CFM.

Provide a DDC option for automatic operation of building circulating pumps whenever outdoor air temperature is below 35 degrees F or when there is a high potential for freeze damage.

Provide controls to automatically start a back-up pumps (or other HVAC equipment) if athe primary device fails. Primary and back-up equipment starter circuits must be wired to prevent both pieces of equipment from operating at the same time. Rotate primary and back-up HVAC equipment monthly (adjustable) with a lead/lag control routine.

D306001 1.2 ELECTRONIC CONTROLS

Provide electronic controls with programmable thermostats for the HVAC systems and equipment.

D3070 SYSTEMS TESTING AND BALANCING

Provide complete Testing and Balancing (TAB) of all air and water distribution systems and HVAC equipment.

Pand rovide performance verification testing (PVT) of all HVAC controls systems.

D307003 HVAC COMMISSIONING

Refer to RFP Part 3 - Project Program, Chapter 2 for Building Commissioning requirements.

Mechanical systems to be commissioned, if provided, include HVAC systems and controls, refrigeration systems and controls, renewable energy systems, duct air leakage testing (DALT) for all AHU Duct systems and domestic hot water systems.

PART 3 - CHAPTER 6 / ESR D30 - Page 11

D3090 OTHER HVAC SYSTEMS AND EQUIPMENT

D309001 GENERAL CONSTRUCTION ITEMS

Provide seismic restraints and cComply with the Force Protection Criteria. Overhead mounted features weighing 31 pounds or more must meet Antiterrorism requirements indicated in UFC 4-010- 01.

Provide access to all mechanical equipment rooms through the building exterior walls. .Equipment rooms should be located on the ground floor. If an

D309090 OTHER SPECIAL MECHANICAL SYSTEMS

Provide total energy (enthalpy) type energy recovery wheels (heat wheels)device in eachthe air handling unitsystem for recovering energy between the outgoing exhaust air and the incoming ventilation air. The total enthalpy energy recovery devicetotal enthalpy heat wheel(s) mustwill be located at the AHU, and will be easily accessible for maintenance. The intent of the pre-conditioned outside air is to remove moisture and control humidity, therefore preventing mold and mildew in rooms.

Provide a separate isolated exhaust system for eachthe battery room. Provide a dedicated system that supplies 100% outside air for eachthe battery room. Each The battery room mustshall be negatively pressurized relative to adjacent spaces with make-up air coming from an unoccupied space. The requirement for total enthalpy energy recovery in D30 GENERAL REQUIREMENTS does not apply to this air handling unit.

Provide industrial high-capacity dehumidifiers, selected and sized through coordination with manufacturer for each application. Dehumidifier must be capable of removing up to 4.2 liters per kilowatt-hour and moving up to 500 CFM of air. Dehumidifier must include built-in digital controls that display measured humidity, humidity setting, and fan setting. Controls must allow user to adjust humidity setting down to 25% relative humidity. Provide complete and useable dehumidifier, including but not limited to MERV 11 washable filter, drain connection, drain tube, manufacturer’s condensate pump, floor drain, and electrical connection. Dehumidifier required power must be 120 volts, single phase. Provide manufacturer’s 5-year warranty.

-- End of Section --

P-909 SDVT-2 OPERATIONS SUPPORT FACILITY Work Order Number: 1704761 JEB Little Creek-Fort Story, Norfolk, Virginia

PART 3 - CHAPTER 6 / ESR D50 - Page 1

D50 ELECTRICAL

SYSTEM DESCRIPTION

This project includes the construction of buildings and structures as listed below. Refer to site plans for building locations.

Provide an interior electrical system consisting of Service Entrance Wiring and Equipment, Distribution and Lighting Panelboards, Dry Type Transformers, Conduits, Feeder and Branch Circuits, Motor Control Equipment, Lighting and Branch Wiring, Communications, Security and Alarm Systems, Emergency Generator, Emergency Lighting and Power, Grounding, Lightning Protection, PS, submersible power connections, and battery charging connections including accessories and devices as necessary and required for a complete and usable system. This section covers installations out to the building 5-foot (1.5 meter) line.

Select electrical characteristics of the power system to provide a safe, efficient and economical distribution of power based upon the size and types of electrical loads to be served. Use distribution and utilization voltages of the highest level that is practical for the load to be served.

Provide a minimum of 20 percent spare circuit and load capacity at all levels of the power distribution system.

Provide an interior distribution system consisting of insulated conductors in conduit.

GENERAL SYSTEM REQUIREMENTS

Provide an Electrical System complete in place, tested and approved, as specified throughout this RFP, as needed for a complete, usable and proper installation. Install all equipment in accordance with the criteria of PTS Section D50 and the manufacturer’s recommendations. Where the word "should" is used in the manufacturer’s recommendations, substitute the word "must".

This section of the RFP includes all electrical work on or within the building out to the five (5) foot line.

Electrical site work outside the five (5) foot line is covered in section G40.

Per UFC 1-200-01 paragraph 4-1 provide design detailing, and use materials, systems, components, and coatings that are durable and minimize the need for preventative and corrective maintenance over the life-cycle of a facility.

At a minimum, the DOR shall provide a Design that meets the latest requirements of the following Codes and Standards, CNSSI No. 7003 “Committee National Security Systems (CNSS) Instruction CNSSI No.7003.”

CNSSAM TEMPEST/1-13 “Red/Black Installation Guidance” NFPA 70 “Latest edition of National Electrical Code (NEC)” IEEE C2 “Latest edition of National Electrical Safety Code (NESC)” TIA-568-C.1 “Commercial Building Telecommunications Cabling Standard.”

TIA-568-C.2 “Balanced Twisted-Pair Telecommunications Cabling and

Components Standards” UFC 1-200-01 “DoD BUILDING CODE”

P-909 SDVT-2 OPERATIONS SUPPORT FACILITY Work Order Number: 1704761

PART 3 - CHAPTER 6 / ESR D50 - Page 2

UFC 1-200-02 “High Performance and Sustainable Building Requirements” UFC 3-501-01 “Electrical Engineering Change 1”

UFC 3-520-01 ”Interior Electrical Systems with Change 1” UFC 3-520-05 “Stationary and Mission Batteries” UFC 3-530-01 ”Design: Interior and Exterior Lighting and Controls Change 1” UFC 3-540-01 “Engine-Driven Generator Systems for Prime and Standby Power Applications” UFC 3-550-01 “Exterior Electrical Power Distribution Change 3” UFC 3-575-01 “Lightning and Static Electricity Protection Systems” UFC 3-580-01 ”Telecommunications Building Cabling Systems Planning and Design Change1” UFC 3‐600‐01 “Fire Protection Engineering for Facilities”

UFC 4‐021‐02 “Electronic Security Systems “

UFC 4‐010‐01, “DOD Minimum Antiterrorism Standards for Buildings” UFC 4-010-05 “Sensitive Compartmented Information Facilities Planning, Design, and Construction, with Change 1”

SUSTAINABILITY

Provide electrical systems and components that support project sustainability and energy goals.

ANTITERRORISM

Provide bracing of electrical equipment, which is suspended and weighs more than 31 pounds.

SEISMIC BRACING

Provide bracing of electrical equipment to resist seismic events required based on site seismic design criteria and building importance factor.

ELECTRICAL TESTING

Test new electrical equipment in accordance with NETA acceptance testing specifications. Test existing electrical equipment remaining in service in accordance with NETA maintenance testing specifications.

COMMISSIONING

Commission all systems in accordance with RFP Part 3 Chapter 2, Section 01 33 29.05 20 Sustainability Reporting for Design Build, Section 01 91 00.15 Total Building Commissioning, and UFC 1-200-02 High Performance and Sustainable Building Requirements.

GOVERNMENT FURNISHED EQUIPMENT

Rough-in and provide connections for Government-furnished equipment such that equipment will operate as intended, including providing miscellaneous items such as equipment connections, plugs, receptacles, wire, cable, conduit, pull strings, flexible conduit, panelboards and outlet boxes or fittings.

D5010 ELECTRICAL SERVICE AND DISTRIBUTION

D501001 MAIN TRANSFORMERS

Main transformer(s) are defined in Section G40, Site Electrical Utilities.

D501002 SERVICE ENTRANCE EQUIPMENT

P-909 SDVT-2 OPERATIONS SUPPORT FACILITY Work Order Number: 1704761

PART 3 - CHAPTER 6 / ESR D50 - Page 3

Provide underground service into the facility and fire pump.

Provide a switchboard as service equipment. Provide each switchboard with digital metering.

Provide energy usage monitoring by using digital metering with current transformers on the incoming service equipment. Monitor the total power usage at the service entrance. Meter output must be compatible with utility and PWD periodic monitoring requirements.

Provide Electrical energy monitoring systems to monitor all major electricity consumers separately. At a minimum, the Standard requires monitoring of the whole building, HVACR systems, interior lighting, exterior lighting, and receptacle circuits. The data monitoring requirements must be recorded at intervals no longer than 15 minutes.

The Designer of Record shall determine the settings for the main circuit breaker and feeder protective devices. The Designer of Record shall ensure that all circuit components are adequately protected against short circuits and ground faults and that all protective devices are properly coordinated.

D501003 INTERIOR DISTRIBUTION TRANSFORMERS

Provide dry type transformers to step down secondary voltages for general-purpose outlets and other low voltage equipment.

D501004 PANELBOARDS

Provide distribution and branch circuit panelboards with circuit breakers rated to serve loads as required. Provide all service entrance rated electrical panels with a main circuit breaker.

Provide distribution and branch circuit panelboards with bolt on type breakers throughout to serve Loads as required by UFC 3-520-01. Secondary panels, when required, shall be supplied through a breaker at the main panel of each derived system; no feed-thru lug type panels are permitted. Series rated circuit breakers are not permitted.

For panelboards supplying Sensitive Electronic Equipment, provide multi-stage, two-stage or cascade, transient voltage surge suppression in accordance with IEEE and latest NEC standard recommended practices for “Sensitive Electronic Equipment”.

Provide critical load panelboards and branch circuits for all classified connected computing equipment, fire alarm control panels, DDC connected computing equipment and security systems.

Emergency distribution system shall include DDC and telecommunication room panelboards, fire alarm panels, emergency lighting panelboards and other loads as required by NFPA 101.

Panelboards shall be limited to 42-circuit maximum within one enclosure. Provide a dedicated 208/120 volt AC, three-phase panelboard in the Telecommunications room, to support a minimum of 24 circuit breakers. Provide single pole or double pole circuit breakers, as required, with ratings as required.

Provide distribution and branch circuit panelboards to serve loads as required. Panelboards must be of sufficient ampacity to serve the designed loads plus a minimum of 20 percent additional ampacity to provide for future growth.

Provide panels supplying sensitive electronic loads (i.e. server/LAN rooms, computer labs, telecom rooms) with Transient Voltage Surge Suppression.

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PART 3 - CHAPTER 6 / ESR D50 - Page 4

Provide Elevator panel to serve the UFC 3-490-06 paragraph 6-1.4 dedicated branch circuits.

Comply with UFC 3-580-01 and provide dedicated panelboards in Telecommunication Rooms where required.

D501005 ENCLOSED CIRCUIT BREAKERS

Provide enclosed circuit breakers for equipment as required.

D501006 MOTOR CONTROL CENTERS

Provide individual motor starters with disconnect switches, variable speed drives, and manual motor starters for motor controls as required by mechanical equipment. Provide all circuits and connections for all motors.

D501090 OTHER SERVICE AND DISTRIBUTION

Provide transient voltage surge protective devices (SPD) at the following locations:

Provide panelboard serving security equipment, telecommunication equipment, audiovisual equipment, electronic equipment and HVAC equipment containing electronic controls.

Provide an interior distribution system consisting of insulated conductors in conduit to supply the required power to all lighting, convenience outlets, equipment connections and or special systems associated with the project. Provide connections for all equipment, plumbing systems, air conditioning and ventilation systems, fire alarm system, cable TV (CATV) systems, and security systems, provided by other trades.

D5020 LIGHTING AND BRANCH WIRING

Provide electrical connections for all systems requiring electrical service.

Provide power and controls for automatic closing roller shades at all windows in secure areas. Refer to Part 3 - ESR E201002 - Window Treatments for additional requirements.

Provide lighting and general-purpose receptacles throughout all spaces as required by UFC 3-520-01.

Refer to Chapter 5, “Room Requirements”.

Provide dedicated circuits and connections for the following special outlets: Refer to Chapter 5, “Room Requirements”. Provide dedicated circuits and connections for all equipment when load requirements dictate the use of dedicated circuits.

With respect to systems furniture provide power connections as required per furniture manufacturer’s recommendations.

Additionally, contractor’s Designer of Record (DOR) must determine specific electrical connection requirements, for all systems, existing or new to be used in the facility, by holding in-depth interviews with the end Users, during the Concept Design Workshop (CDW). Provide meeting notes and concept drawings for review.

D502001 BRANCH WIRING

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Provide insulated conductors in conduit branch wiring.

Conductors shall be copper THHN/THWN-2 insulated. Rigid steel conduit (RGS) and electric metallic conduit (EMT) shall be used for interior dry applications. RGS shall be used in damp locations or where subject to possible physical damage, such as in mechanical rooms below 15 feet, exterior locations, and other similar areas. Schedule 40 PVC may be used in exterior direct buried applications up to 1-1/2 inches. Underground exterior conduit 2 inches and greater shall be type EB conduit encased in a minimum of 3 inches of minimum 3000 psi concrete unless otherwise indicated.

Minimum size conduit shall be ¾-inch. No conduit shall be installed in on-grade or above grade slabs.

Conduits shall be concealed in finished walls and above dropped ceilings.

All branch wiring shall be individually insulated copper conductors in conduit. Do not use MC Cable for feeder circuits. MC Cable shall only be used for (power and lighting) branch circuits. The use of MC Cable is limited to 6ft. whips from junction boxes to the equipment they serve. A dedicated neutral is required for each circuit. Conductors shall be de-rated where required by NEC 310.15. MC Cable shall only be used where concealed; it shall not be used in exposed applications. MC Cable shall be secured and supported as required by the NEC and as required by the manufacturer.

1. Provide 125 volt, 20 ampere rated duplex receptacles on 6-foot centers in all spaces unless otherwise noted.

2. Provide 125 volt, 20 ampere rated duplex receptacles on 5-foot centers in all Offices, Conference room and classrooms.

3. Provide a minimum of one 125 volt, 20 ampere rated, and duplex receptacle on each wall shorter than 12 feet.

4. Provide one 125 volt, 20 ampere rated, and duplex receptacle with each data outlet and for every TV Monitor, Computer tower systems, and versa desk power.

5. Corridors, shops, and storage spaces require 125 volt, 20 ampere rated, duplex receptacles on not more than 20-foot centers.

6. Provide a weatherproof GFI protected 125 volt, 20 ampere rated, duplex receptacle next to every building entrance and one every 150 feet on the exterior building walls.

7. Provide surface mounted elec/comms (ICD-705) for all Acoustic/RF walls.

8. Provide each cage must have a minimum of (3) 20 Amp Industrial Grade Heavy Duty 4-in-1

Grounding Outlets.

9. Provide dedicated circuits for receptacle outlet near all outdoor HVAC equipment.

Provide dedicated circuits and connections for the following special outlets: Ice machine, refrigerator, refrigerator/freezer, microwave, coffee maker, water cooler. Telecommunications racks, other communications racks and any electrical equipment rated 8 amperes and above shall be on a dedicated circuit.

Provide electrical circuits and wiring to support systems furniture requirements, (per NEC requirements), and for plumbing and mechanical services as a minimum. Provide manufacturer’s modular wiring system with modular furniture.

Provide a minimum of one 125 volt, 20-ampere duplex outlet per classified or unclassified workstation.

For workstations having classified and unclassified outlets with required separation, provide a quad receptacle between them. These duplex and quad outlets shall be in addition to outlets provided for office spaces indicated herein.

Copy/Supply centers shall consist of a minimum of one copier, one unclassified printer, one shredder and one digital sender. Provide a dedicated circuit for each copier, a dedicated circuit for each shredder, and a minimum of one dedicated circuit for the printers, fax machine and digital sender for each document center.

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Provide additional dedicated circuits to support equipment when branch circuit rating for the connected equipment load reaches the limit for a branch circuit in accordance with NFPA 70.

Provide dedicated power connections to all Telecommunications equipment, Audio Visual equipment, UPS unit, IDS and Security/Alarm equipment.

For the Admin/Office Areas, refer to Section D503001 for providing the quad receptacle outlet for each Jack Set Assembly, co-located with the other outlets. Provide a maximum of four (4) quad receptacle outlets on one (1) 20 amp dedicated circuit.

Provide a minimum of one (1) 30 amp dedicated power circuit outlet, on a dedicated circuit, for each rack location, within the Telecommunications room. Coordinate the number of receptacles and dedicated circuits with all IT equipment. Provide power wiring and connection for Kennel examination room equipment. DOR to coordinate examination room requirements with User.

D502002 LIGHTING EQUIPMENT

Provide a complete lighting system consisting of exit and emergency lighting and area lighting consisting of LED lighting including switches and automatic controls including occupancy sensors, vacancy sensors, daylighting controls, automatic lighting shutoff systems and dimming systems.

When downlights are used, provide dimmable LED light fixtures. When downlights are used, provide dimmable LED light fixtures.

Lighting systems shall be designed in compliance with UFC 3-530-01 Interior, Exterior Lighting Systems, Controls, and ASHRAE/IESNA Standard 90.1. The lighting design shall achieve Sustainability goals. All lighting shall be solid state LED.

Lighting intensity/design shall be in accordance with IES Lighting Handbook, UFC 3-530-01 Design Interior and Exterior Lighting and Controls and UFC 3-520-01.

Choose lighting fixtures appropriate for the rooms and the spaces. Arrange lighting fixtures to distinguish and separate the areas within the rooms and within the building by function. Lighting fixtures in bathrooms shall be corrosion resistant.

Provide illumination levels, as specified and as required to meet customer needs. Design to conserve energy and provide a pleasant and comfortable working environment. Lighting levels as follows:

a. Office Spaces 500 lux (50 foot-candles) Multilevel

b. Food Prep Area 500 lux (50 foot-candles) Multilevel

c. Toilets 300 lux (30 foot-candles) At sinks and within stalls

d. Exam Rooms 500 lux (50 foot-candles)

e. Custodial Closets 200 lux (20 foot-candles)

f. Elec/Mech Equip rooms 200 lux (20 foot-candles)

g. DDC/Telecom Equip rooms 500 lux (50 foot-candles)

h. Storage Rooms 300 lux (30 foot-candles)

i. Corridors 300 lux (30 foot-candles)

Interior ambient illumination shall provide a glare free, high quality lighting environment, shall conform to IESNA Lighting Handbook, Version 10, and UFC 3-530-01 and shall exceed the energy savings requirements of ASHRAE 90.1. Local manual controls shall supplement automatic controls in all offices and multi-occupant areas such as open offices, conference rooms, and classrooms.

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Conference rooms, classrooms, multi-purpose rooms, squad rooms, and other multi-occupant spaces shall be provided with lighting fixtures with dimming ballast capable of full range dimming from 0 to 100 percent and with manual dimming controls.

Provide Emergency and Egress fixtures throughout the facility to meet the light level requirements of NFPA 101. Provide battery inverter power with Nickel Cadmium batteries in the electrical rooms and enclosed stairways; provide with 90 minutes of backup battery. Exit lights shall be LED type.

All interior shall be LED with a maximum drive current of 550mA. Maximum CCT shall be 4000 for both interior and exterior luminaires. Interior color rendering index shall be 80 or higher; exterior color rendering index shall be 70 or higher. All LED lighting shall include a minimum 5-year warranty.

Provide occupancy sensor controls in all private offices, lounges, restrooms, locker rooms, and similar spaces. Select sensors with the appropriate technology to control the space. Provide ultrasonic occupancy sensors to control lighting in restrooms. Provide ultrasonic, infrared, or dual-technology occupancy sensors to control lighting in storage closets, offices, and janitor closets. The contractor is responsible for providing suitable occupancy sensor type for the type of space in which they will be installed. Provide daylight responsive dimming in all perimeter offices, multipurpose rooms, and all other perimeter spaces with windows.

Lighting fixtures in restrooms shall be corrosion-resistant with a UL damp label. Lighting fixtures in

Showers shall be corrosion resistant with a UL wet label. Lighting fixtures in offices and conference rooms shall be LED direct/indirect volumetric.

Per ASNSI/ASHRAE/IES Standard 90.1 paragraph 9.43 all lighting control devices and control systems must be functionally tested for proper operation by an independent party that is not directly involved with either the design or the construction of the lighting system. Typically, this service would be performed by a commissioning agent.

D5030 COMMUNICATIONS AND SECURITY

The DOR shall work closely with the supported command, designated Site Security Manager (SSM), and the Certified TEMPEST Technical Authority (CTTA) to determine the requirements for each SCIF.

The DOR shall coordinate the design of classified telecommunications infrastructure with the telecommunications manager and the Certified Tempest Technical Authority (CTTA) responsible for that area.

To support the accreditation process, Designers of Record, Project Managers, and Construction mangers shall provide the AO/SSM site plans, building floorplans, IDS plans, and information related to perimeter and compartment area wall construction, doors, locks, deadbolts, IDS, telecommunication systems, acoustical protection, and TEMPEST countermeasure.

The Room Requirements Section identifies locations for communications and security systems and equipment, unless noted otherwise in the following sub-elements.

D503001 TELECOMMUNICATIONS SYSTEMS

Provide a complete building entrance facility, backbone distribution system, and horizontal distribution system including, but not necessarily limited to, all wiring, pathway systems, grounding, backboards, connector blocks, protectors for all copper service entrance pairs, patch panels, fiber optic distribution

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Telecommunications Systems shall be in accordance with United Facilities Criteria (UFC). All communications systems must be installed such that unclassified cabling is carried in conduits and classified is carried in exposed PDS conduit except where transiting through areas designated as Controlled Access Area (CAA)”.

A Professional Engineer with Building Industry Consulting Service International (BICSI) certification as a Registered Communications Distribution Designer (RCDD) shall complete the design of the telecommunications system.

Provide cable tray for horizontal distribution to the maximum extent possible (80 percent to 90 percent of the horizontal cable length). Provide communication infrastructure installation in accordance TEMPEST red/black separation criteria guidance.

Provide Consolidation Point (CP) as an interconnection point within the horizontal cabling system using TIA-568-C.2 or TIA-568-C.3 compliant connecting hardware. Locate CPs in accordance with

TIA-568-C.1.

Secret Internet Protocol Router Network (SIPRNET) is a project requirement. Provide a Protected Distribution System (PDS) as required. The facility Communication/PDS shall be interconnected and coordinated with the Communications/PDS at Building 3854.

Provide Category 6 Unshielded Twisted Pair (UTP) copper cable for horizontal voice and data cables.

Secret Internet Protocol Router Network (SIPRNET) is a project requirement. Provide a Protected Distribution System (PDS) as required, except within the secure open storage rooms. All SIPRNET cabling shall be fiber optic cabling. No copper cabling shall be allowed for SIPRNET infrastructure.

Provide outlets in accordance with the Room Requirements.

The telecommunications systems provided shall meet all activities requirements and allow for future telecommunications system flexibility.

Telecommunication room shall house NIPRNET, SIPRNET, ESS, CATV and legacy voice systems.

Provide four post racks for SIPRNET, NIPRNET, and ESS patch panels, and Government furnished…