6_ESR_D20 Part 3c Amendment 0005.pdf

P728F C-12W Aircraft Maintenance Hangar Replacement Work Order # 1639653 MCAS New River, Jacksonville, NC

PART 3 - CHAPTER 6 / ESR D20 - Page 1

6. ENGINEERING SYSTEMS REQUIREMENTS

D20 PLUMBING

Refer to Part 4 Section D20 for performance requirements of the building elements included in the plumbing system. Demolish all plumbing components in existing buildings AS831, AS831A, AS831C, AS831D, AS840, AS841, & AS843 including all piping and equipment. Nothing is to be reused.

SYSTEM DESCRIPTION

The plumbing system for the P728 hangar consists of all fixtures, potable domestic cold and hot water piping and equipment, piping insulation, water heating equipment, sanitary waste and vent piping systems, compressed air systems, wash rack systems, fire suppression containment system, storm water management systems and other specialty piping and equipment within 5 foot (1.5 meter) of the building.

GENERAL SYSTEM REQUIREMENTS

Provide working space around all equipment. Provide concrete pads under all equipment. Provide all required fittings, connections and accessories required for a complete and usable system. Install all equipment in accordance with the criteria of PTS section D20 and the manufacturer’s recommendations. Design and install in accordance with International Plumbing Code (IPC) and UFC Where the word "should" is used in the manufacturer’s recommendations, substitute the word "must".

Include the Domestic Hot water system and controls to list of systems to be commissioned in accordance with UFGS 01 33 29.05 20 Sustainability Reporting for Design-Build. All material and equipment shall be installed in accordance with the manufacturer's recommendations for the intended purpose. Use the more stringent methods when manufacturer's recommendations and plans & specification requirements differ. Equipment energy efficiencies shall meet the Federal Energy Management Program (FEMP) designated efficiency, DOE Energy Star criteria, and ASHRAE 90.1 2013. Refer to FEMP, Energy Star, ASHRAE documentation for greater detail. Existing lift stations will be removed, and gravity type sanitary lines will be used.

ANSI/ISEA Z358.1 American National Standard for Emergency Eyewash and Shower Equipment

ASHRAE 90.1-2013 Energy Efficient Design of New Buildings Except Low-Rise Residential ASHRAE 189.1 - 2014 Standard for the Design of High-Performance Green Buildings DOE Energy Star FEMP Federal Energy Management Program FC 1-300-09 Navy and Marine Corps Design Procedures IPC - 2015 International Plumbing Code NFPA 54 National Fuel Gas Code UFC 1-200-01 General Building Requirements with Change 2 UFC 1-200-02 High Performance and Sustainable Building Requirements with Change 3 UFC 1-300-07A Design Build Technical Requirements UFC 3-420-01 Plumbing Systems with Change 10 UFC 3-420-02 FA Compressed Air with Change 1 UFC-4-211-01 Aircraft Maintenance Hangars with Change 1 07/01/2019 Camp LeJeune Mechanical Design Guidance

PART 3 - CHAPTER 6 / ESR D20 - Page 2

D2010 PLUMBING FIXTURES

Provide quantity and type of plumbing fixtures required for the occupancy, use, and functions described for this facility under the 7-14.5 Functional Data sheets in UFC 4-211-01. Provide handicapped fixtures in accordance with the referenced criteria in the Project Program. Provide EPA WaterSense-labeled products. Provide trap primers on all floor drains except locations that are expected to get regular use throughout the year. Trap primer shall be pressure type installed on a cold-water line and shall not be installed on a flush valve.

D201001 WATER CLOSETS

Provide floor mounted flush valve type water closets with automatic control in all restroom spaces.

Provide ASSE 1016 mixing valves. Provide hard wired fixtures with central transformer.

D201002 URINALS

Provide flush valve type urinals with manual control in all restroom spaces.

D201003 LAVATORIES

Provide countertop lavatories with automatic control in each restroom space. Provide ASSE 1016 mixing valves. Provide pop-up drain. Provide hard wired fixtures with central transformers.

D201004 SINKS

Provide countertop kitchen sink with one compartments in the breakroom space. Do not provide waste disposal units.

Provide stainless service sink in the hangar space and the hydraulic clean room and any additional shops as required by users. Provide foot operated controls.

Provide mop sink in the janitor room space.

D201005 SHOWERS/TUBS

See C30 for information on shower wall panels and base. Provide ASSE 1016 mixing valves.

Provide manual flow control for handheld showerheads.

D201006 DRINKING FOUNTAINS AND COOLERS

Provide high- and low-level water coolers in the corridor spaces near the restroom groups. Provide water coolers in the hangar. All drinking fountains should have bottle filling capabilities.

D201090 EMERGENCY FIXTURES

Provide emergency showers and eyewashes in accordance with ANSI Z358.1, OSHA 1910.151(c) and

UFC 3-420-01.

Provide emergency showers and eyewashes in the hangars. Provide emergency showers and eyewashes in shops where injurious corrosive materials are in use.

PART 3 - CHAPTER 6 / ESR D20 - Page 3

Provide tepid water with water tempering valve assembly.

Provide alarms and appurtenances for service within NEMA type 3 enclosures.

Provide localized floor drains around showers.

D2020 DOMESTIC WATER DISTRIBUTION

A flow test was performed with the following results:

Date:08/14/19 Time:10 AM Location: Hydrant #3 East of Building AS381 Static pressure:60 psi Residual pressure:42 psi Flow: 2,423 gpm

D202001 PIPES AND FITTINGS

Use copper tubing and fittings for pipe sizes 4 inches (100 mm) or smaller. Use type L tubing above ground with brazed fittings. For buried piping, use type K tubing with brazed fittings. Grooved connections in domestic water copper piping is not allowed. Press type fittings in copper piping is not allowed. Specify that all refrigerant piping be vacuum tested to 300 microns for 24 hours after the high pressure test. The system fails the test if with the vacuum pump disconnected from the system, the pressure rises above 300 microns after 24 hours.

D202002 VALVES & HYDRANTS

Provide isolation valves at water supplies to fixtures and to provide ease of maintenance as required in the IPC. Provide sectional shut off valves for domestic hot & cold water for each bathroom (group).

Provide hose bibbs in mechanical rooms, hangars and shops (where required by user). Provide wall hydrants along the building exterior such that all points along the perimeter can be reached with a 100 foot (30 meter) long hose.

Provide hose bibbs along hangar bay wall at each column. Hose bibbs in hangar bays must be co-located with compressed air service points. Quantity must be enough to allow full coverage of each hangar bay.

D202003 DOMESTIC WATER EQUIPMENT

Provide testable double check backflow preventers with of types and at points within domestic water systems as specified by IPC. Locate main building backflow preventer inside the mechanical room on service entrance lines where not provided exterior to the building. Provide reduced pressure principle type backflow preventer at all make-up water lines inside the mechanical room and at all make-up water lines to systems containing chemical treatment. Back Flow Preventer Certification: After installation all double check and reduce pressure zone type back flow preventers shall be inspected, tested and certified by a certified tester. Submit tester certification and Test Data Certification Sheet.

Refer to ESR G30 for water meter requirements.

Provide natural gas fired water heater for heating of domestic water. Use multiple condensing hot water heaters under 400,000 btu/hr input for applications where the total load is less than 1,440,000

PART 3 - CHAPTER 6 / ESR D20 - Page 4 btu/hr for domestic water. Provide a minimum of 2 water heaters. Provide condensate neutralization. At a minimum use the efficiency ratings listed below. Use the more stringent of building codes and standards required on this facility for efficacy of equipment

Domestic hot water gas fired heater with storage, <= 75 MBH input: <=55 gal, EF=>.67; <55 gal, EF=>.77

Domestic hot water gas fired heater with storage, over 75 MBH input: TE>=.94, or EF>=.93

Provide domestic hot water recirculation system with high efficiency recirculation pump and recirculation loop with all associated fixtures, equipment, and appurtenances. Provide inline circulator for domestic hot water distribution system. Provide balance valves throughout system to allow for system balance to achieve required maximum wait times per International Energy Conservation Code.

Provide domestic water balance per UFGS 23 05 93.00 22 Testing, Adjusting, and Balancing for Mechanical Systems.

Provide domestic water booster system for domestic water distribution system to ensure flush valves on second floor have enough pressure.

D202004 INSULATION & IDENTIFICATION

Provide mineral fiber insulation with vapor barrier on domestic hot water supply and recirculation piping. Provide cellular glass polystyrene or polyisocyanurate with vapor barrier on domestic cold water supply. Provide identification for piping and equipment.

D202005 SPECIALTIES

Provide washing machine connector box for clothes washers. Provide dryer ventilation for clothes dryers. Provide ice maker connector box for refrigerators in break rooms.

D202090 OTHER DOMESTIC WATER SUPPLY

Provide piping supports in accordance with the IPC. Provide inspections, disinfection, and testing in accordance with the IPC.

D2030 SANITARY WASTE

D203001 WASTE PIPE & FITTINGS

Provide cast iron hubless pipe and fittings, rubber compression gasket joints for above ground piping.

Provide plastic PVC piping, fittings, and solvent cement for below grade.

D203002 VENT PIPE & FITTINGS

Provide plastic PVC piping, fittings, and solvent cement.

PART 3 - CHAPTER 6 / ESR D20 - Page 5

D203003 FLOOR DRAINS

Provide floor drains in mechanical rooms, restrooms, and plumbing chase areas.

Provide floor sinks to receive condensate from air handling units.

Provide trench drains in hangar to collect AFFF fire suppression discharge.

D203004 SANITARY & VENT EQUIPMENT

Not used.

D2040 RAINWATER DRAINAGE

External gutters and downspouts will discharge to daylighted splashpads. See architectural and civil sections for further details. Internal storm piping and roof drains will not be used.

D204001 PIPE & FITTINGS

Not used.

D204002 ROOF DRAINS

Not used.

D204003 INSULATION & IDENTIFICATION

Provide the same as domestic water piping.

D204090 OTHER RAINWATER DRAINAGE SYSTEM

Not used.

D2090 OTHER PLUMBING SYSTEMS

D209001 SPECIAL PIPING SYSTEMS

Obtain natural gas pressures from the local gas utility provider (Piedmont Natural Gas). 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 gas utility provider for installation of piping and appurtenances up to the load side of the meter. Common interior gas pressures are 7”, 2 psi and 5 psi.

Use 7” if 2” or smaller piping can serve the load, otherwise use 2 psi with regulators at each appliance.

Tie the gas meter into the Building Automation System (BAS) and the existing Advanced Metering Infrastructure (AMI) metering system. Provide emergency gas shutoff valve. This is a remotely operated shut off valve. The labeled red mushroom valve shall be located next to the exit door. Provide a gas shutoff valve within 30 feet of the mechanical room exit door and on the same or adjacent wall to the exit door. i.e. valve shall be easily accessible in direct route from door with no more than one 90-degree turn. This valve shall be quick operating type valve such as a 1/4 turn ball valve.

PART 3 - CHAPTER 6 / ESR D20 - Page 6

D209002 INTERCEPTORS

Provide an oil/water interceptor for the Hangar Bay trench drains. See Civil Engineering sections of the Project Program.

Provide floor drains in the hangar bay spaces or shops/storage rooms that are tied to the station industrial sewer with outlet to an oil/water separator tied to a collection system that will capture and hold these materials for proper disposal.

The wash rack will drain to the main hangar trench drain. Under normal operation the trench drain will go to an oil water separator and then on to storm.

D209003 COMPRESSED AIR SYSTEM (NON-BREATHING)

Provide a compressed air system to serve all the hangar bay modules and shops. Compressed air distribution system must be used as the source. Provide multiple air compressos, refrigerated air dryers, after cooler, air receiver, and filters for the new facility. Each air compressor shall provide 50 percent of peak compressed air demand. Provide distribution piping, valves, pressure regulators, compressed air drops with ¼” quick disconnects, and hose reels throughout the hangar bays and shop spaces to allow connection of equipment such as pneumatic tools, sanders and grinders. Location of air drops and hose reels must be coordinated with the facility user and the total number of drops should be considered an allowance and must be placed in agreement with user.

In shops anticipate a ceiling mounted compressed air drops with lubricator on wall. Provide a minimum of two per shop where compressed air or is indicated in UFC 4-211-01 Functional Data Sheets part 7- 14.5.

Provide compressed air service points in the hangar bays along back wall approximately every 50 feet or as directed by the user. Each service point must consist of a wall-mounted hose reels, pneumatic tool lubricators, 125 psig pressure regulators, pneumatic tool filters, needle valve shutoffs, and ¼” pneumatic tool quick connectors.

D209090 OTHER SPECIAL PLUMBING SYSTEMS

Provide above ground waste oil and waste fuel holding tanks outside of the building. Coordinate size requirements with user.

A portion of the hangar bay dedicated to a wash area. Wash rack should be in an area to prevent overspray to other operations. Wash rack will drain to main trench drain. A diverter valve will determine whether the trench drain will go to an oil water separator then on to storm or to the underground AFFF storage. Diverter valve should be normally open to storm and switch to AFFF containment on fire alarm event. A quantity of 2 domestic cold water hosebibbs shall be located close enough to service the washrack.

D209091 COMPRESSED AIR SYSTEM (BREATHING)

Not used.

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