S02 SPECS PART 2.pdf

New York Harbor Healthcare System - Brooklyn Campus

Renovation of Patient Wards 12W & lSW

VA Project 630A4-10-401

2.2 COMPATIBILITY OF RELATED EQUIPMENT

100% Submission

September 21, 2015

Lothrop Project 1288-00

Equipment and materials installed shall be compatible in all respects with other items being furnished and with existing items so that the result will be a complete and fully operational plant that conforms to contract requiremc ts.

2.3 BELT DRIVES

A. Type: ANSI/RMA standard V-belts with proper motor pulley and driven sheave. Belts shall be constructed of reinforced cord and rubber.

B. Dimensions, rating and selection standards: ANSI/RMA IP-20 and IP-21.

C. Minimum Horsepower Rating: Motor horsepower plus recommended ANSI/RMA service factor (not less than 20 percent) in addition to the ANSI/RMA allowances for pitch diameter, center distance, and arc of contact.

D. Maximum Speed: 25 m/s (5000 feet per minute).

E. Adjustment Provisions: For alignment an� ANSI/RMA standard allowances for installation and take-up.

F. Drives may utilize a single V-Belt (any cross section) when it is the manufacturer•s standard.

G. Multiple Belts: Matched to ANSI/RMA specified limits by measurement on a belt measuring fixture. Seal matched sets together to prevent mixing or partial loss of sets. Replacement, when necessary, shall be an entire set of new matched belts.

H. Sheaves and Pulleys:

1. Material: Pressed steel, or close grained cast iron.

2. Bore: Fixed or bushing type for securing to shaft with keys.

3. Balanced: Statically and dynamically.

4. Groove spacing for driving and driven pulleys shall be the same.

I. Drive Types, Based on ARI 435:

1. Provide adjustable-pitch drive as follows:

a. Fan speeds up to 1800 RPM: 7.5 kW (10 horsepower) and smaller.

b. Fan speeds over 1800 RPM: 2.2 kW (3 horsepower) and smaller.

2. Provide fixed-pitch drives for drives larger than those listed above.

3. The final fan speeds required to just meet the system CFM and pressure requirements, without throttling, shall be determined by adjustment of a temporary adjustable-pitch motor sheave or by fan law calculation if a fixed-pitch drive is used initially.

23 05 11 - 10

Renovation of Patient Wards 12W & 15W

100% Submission

September 21, 2015

VA Project 630A4-10-401 Lothrop Project 1288-00

F.

mm (18 gauge) galvanized steel counter flashing cap with screws, built-in cant strip, (except for gypsum or tectum deck), minimum height 280 mm (11 inches). For surface insulated roof deck, provide raised cant strip to start at the upper surface of the insulation.

2. Pipe/duct pedestals: Provide a ,1alvanized Unistrut channel welded t,.

U-shaped mounting brackets which are secured to side of rail with galvanized lag bolts.

c. Pipe Supports: Comply with MSS SP-58. Type Numbers specified refer to this standard. For selection and application comply with MSS SP-69.

Refer to Section 05 50 00, METAL FABRICATIONS, for miscellaneous metal support materials and prime coat painting requirements.

D. Attachment to Concrete Building Construction:

1. Concrete insert: MSS SP-58, Type 18.

2. Self-drilling P.xpansion shields and machine bolt expansion anchors:

Permitted in concrete not less than 102 mm (four inches) thick when approved by the Resident Engineer for each job condition.

3. Power-driven fasteners: Permitted in existing concrete or masonry not less than 102 mm (four inches) thick when approved by the

Resident Engineer for each job condition.

E. Attachment to Steel Building Construction:

1. Welded attachment: MSS SP-58, Type 22.

2. Beam clamps: MSS SP-58, Types 20, 21, 28 or 29. Type 23 C-clamp may be used for individual copper tubing up to 23mm (7/8-inch) outside diameter.

Not Used.

G.Attachment to existing structure: Support from existing floor/ roof frame.

H. Attachment to Wood Construction: Wood screws or lag bolts.

I. Hanger Rods: Hot-rolled steel, ASTM A36 or A575 for allowable load listed in MSS SP-58. For piping, provide adjustment means for controlling level or slope. Types 13 or 15 turn-buckles shall provide

38 mm (1-1/2 inches) minimum of adjustment and incorporate locknuts.

All-thread rods are acceptable.

J. Hangers Supporting Multiple Pipes (Trapeze Hangers): Galvanized, cold formed, lipped steel channel horizontal member, not less than 41 mm by

23 05 11 - 14

VA Project 630A4-10-401

100% Submission

September 21, 2015

Lothrop Project 1288-00

4) Insulated Lines: Provide pre-insulated calcium silicate shields sized for copper tube.

i.

3. Convei :.or and Expansion Tank Hangers: May be Type 1 sized for the shell diameter. Insulation where required will cover the hangers.

L. Pre-insulated Calcium Silicate Shields:

1. Provide 360 degree water resistant high density 965 kPa (140 psi) compressive strength calcium silicate shields encased in galvanized metal.

2. Pre-insulated calcium silicate shields to be installed at the point of support during erection.

3. Shield thickness shall match the pipe insulation.

4. The t-.ype of shield is selerted by the temperature of the pipe, t-he load it must carry, and the type of support it will be used with.

a. Shields for supporting chilled or cold water shall have insulation that extends a minimum of 1 inch past the sheet metal.

Provide for an adequate vapor barrier in chilled lines.

b. The pre-insulated calcium silicate shield shall support the maximum allowable water filled span as indicated in MSS-SP 69. To support the load, the shields may have one or more of the following features: structural inserts 4138 kPa (600 psi) compressive strength, an extra bottom metal shield, or formed structural steel (ASTM A36) wear plates welded to the bottom sheet metal jacket.

5. Shields may be used on steel clevis hanger type supports, roller supports or flat surfaces.

2.12 PIPE PENETRATIONS

A. Install sleeves during construction for other than blocked out floor openings for risers in mechanical bays.

B. To prevent accidental liquid spills from passing to a lower level, provide the following:

23 05 11 - 16

VA Project 630A4-10-401

SECTION 23 05 93

100% Submission

September 21, 2015

Lothrop Project 1288-00

TESTING, ADJUSTING, AND BALANCING FOR HVAC

PART 1 - GENERAL

1.1 DESCRIPTION

A. Testing, adjusting, and balan,,ing (TAB) of heating, ventilating a>: 1 air conditioning (HVAC) systems. TAB includes the following:

1. Planning systematic TAB procedures.

2. Design Review Report.

3. Systems Inspection report.

4. Duct Air Leakage test report.

5. Systems Readiness Report.

6. Balancing air and water distribution systems; adjustment of total system to provide design performance; and testing performance of equipment and automatic controls.

7. Vibration and sound measurements.

8. Recording and reporting results.

B. Definitions:

1. Basic TAB used in this Section: Chapter 38, 11 Testing, Adjusting and

Balancing" of 2011 ASHRAE Handbook, 11HVAC Applications 11 •

2. TAB: Testing, Adjusting and Balancing; the process of checking and adjusting HVAC systems to meet design objectives.

3. AABC: Associated Air Balance Council.

4. NEBB: National Environmental Balancing Bureau.

5. Hydronic Systems: Includes chilled water, condenser water, heating hot water and glycol-water systems.

6. Air Systems: Includes all outside air, supply air, return air, exhaust air and relief air systems.

7. Flow rate tolerance: The allowable percentage variation, minus to plus, of actual flow rate from values (design) in the contract documents.

1.2 RELATED WORK

A. Section 01 33 23, SHOP DRAWINGS, PRODUCT DATA, and SAMPLES.

B. Section 23 05 11, COMMON WORK RESULTS FOR HVAC.

c. Section 23 05 41, NOISE AND VIBRATION CONTROL FOR HVAC PIPING AND

EQUIPMENT.

23 05 93 - 1

100% Submission

September 21, 2015

VA Project 630A4-10-401 Lothrop Project 1288-00

10. Install jacket smooth, tight and neatly finish all edges. Over wrap

ASJ butt strips by 50 percent. Secure aluminum jacket with stainless steel bands 300 mm (12 inches) on center or aluminum screws on 200 mm (4 inch) centers.

11. Do not insulate basket removal flang0s on strainers.

3,4 NOT USED

3.5 NOT USED

A.

3.6 APPLICATION ON HEATED OUTSIDE OF BUILDING OR EXPOSED TO FREEZING

CONDITIONS

A. Temperature range 30 to 120 degrees C (85 to 250 degrees Fl.

1. Application: Aboveground oil storage tank, oil and steam or hot water underground and aboveground piping systems.

2. Insulation thickness:

a. Tanks; 38 mm (1-1/2 inches) plus finish.

b. Steam or hot water piping: 38 mm (1-1/2 inches) plus finish.

B. Insulation and jacket (aboveground tanks and piping): Calcium silicate with glass cloth or aluminum jacket, weatherproof jacket when used outside of building.

C. Insulation and Jacket (underground piping); Calcium silicate with fiberglass scrim jacket located within secondary containment. Allow space for heating cable (if provided) along bottom line of piping.

3,7 COMMISSIONING

A. Provide commissioning documentation in accordance with the requirements of section 23 08 00 - COMMISSIONING OF HVAC SYSTEMS for all inspection, start up, and contractor testing required above and required by the

System Readiness Checklist provided by the Commissioning Agent.

B. Components provided under this section of the specification will be tested as part of a larger system. Refer to section 23 08 00 -

COMMISSIONING OF HVAC SYSTEMS and related sections for contractor responsibilities for system commissioning.

3.8 PIPE INSULATION SCHEDULE

Provide insulation for piping systems as scheduled below:

23 07 11 - 25

VA Project 630A4-10-401

100% Submission

September 21, 2015

Lothrop Project 1288-00 less than minimum 24 American Wire Gauge (AWG) solid, Shielded Twisted

Pair (STP) or Unshielded Twisted Pair (UTP), with thermoplastic insulated conductors, enclosed in a thermoplastic outer jacket, as specified in Section 27 15 00.

1. Other types of media commonly used within IEEE Std 802.3 LANs (e.g., l0Base-T and l0Base-2) shall be used only in cases to interconnect with existing media.

D. Optical digital communication fiber, if used, shall be Multimode or

Singlemode fiber, 62.5/125 micron for multimode or 10/125 micron for singlemode micron with SC or ST connectors as specified in TIA-568-C.l.

Terminations, patch panels, and other hardware shall be compatible with the specified fiber and shall be as specified in Section 27 15 00.

Fiber-optic cable shall be suitable for use with the l00Base-FX or the l00Base-SX standard (as applicable) as defined in IEEE Std 802.3.

2.13 THERMOSTATS AND HUMIDISTATS

A. Room thermostats controlling unitary standalone heating and cooling devices not connected to the DDC system shall have three modes of operation (heating - null or dead band - cooling). Thermostats for patient bedrooms shall have capability of being adjusted to eliminate null or dead band. Wall mounted thermostats shall have/satin chrome manufacturer's recommendation finish, setpoint range and temperature display and external adjustment:

1. Electronic Thermostats: Solid-state, microprocessor based, programmable to daily, weekend, and holiday schedules.

a. Public Space Thermostat: Public space thermostat shall have a thermistor sensor and shall not have a visible means of set point adjustment. Adjustment shall be via the digital controller to which it is connected.

b. Patient Room Thermostats: thermistor with in-space User set point adjustment and an on-casing room temperature numerical temperature display.

c. Psychiatric Patient Room Sensors: Electronic duct sensor as noted under Article 2.4.

d. Battery replacement without program loss.

23 09 23 - 35

'-.J

New York Harbor Healthcare System - Brooklyn Campus

Renovation of Patient Wards 12W & 15W

VA Project 630A4-10-401

100% Submission

September 21, 2015

Lothrop Project 1288-00

3. Electronics Panel:

a. Electronics Panel shall consist of a surface mounted enclosure complete with solid-state microprocessor and software.

b. Electronics Panel shall be AIC powered II 120 VAC II 24 VAC II and shall have the capability to transmit signals of 0-5 VDC, 0-

10 VCD or 4-20 ma for use in controi of the HVAC Systems. The electronic panel shall have the capability to accept user defined scaling parameters for all output signals.

c. Electronics Panel shall have the capability to digitally display airflow in CFM and temperature in degrees. The displays shall be provided as an integral part of the electronics panel. The electronic panel shall have the capability to totalize the output flow in CFM for two or more systems, as required. A single output signal may be provided which will equal the sum of the systems totalized. Output signals shall be provided for temperature and airflow. Provide remote mounted air flow or temperature displays where indicated on the plans.

d. Electronics Panel shall have the following:

1) Minimum of 12-bit AID conversion.

2) Field adjustable digital primary output offset and gain.

3) Airflow analog output scaling of 100 to 10,000 FPM.

4) Temperature analog output scaling from -45 °C to 70°C (-50°F to

160°F)

5) Analog output resolution (full scale output) of 0.025%.

e. All readings shall be in S.I. units.

4. Thermal flow sensors and its electronics shall be installed as per manufacturer's instructions. The probe sensor density shall be as follows:

Probe Sensor Density

Area (sq. ft.) Qty. Sensors

<=l 2

>l to <4 4

4 to <8 6

8 to <12 8

23 09 23 - 40

VA Project 630A4-10-401

PART 1 - GENERAL

1.1 DESCRIPTION

SECTION 23 21 13

HYDRONIC PIPING

100% Submission

September 21, 2015

Lothrop Project 1288-00

A. Water pJ.:_Jing to connect HVAC equipment, incl. ding the following:

1. Chilled water, condenser water, heating hot water, dual temperature water and drain piping.

1.2 RELATED WORK

A. Section 01 00 00, GENERAL REQUIREMENTS.

B. Section 01 33 23, SHOP DRAWINGS, PRODUCT DATA, and SAMPLES.

C. Section 31 20 00, EARTH MOVING: Excavation and backfill.

D. Section 03 30 00, CAST-IN-PLACE CONCRETE.

E. Section 07 12 00, BUILT-UP BITMUMINOUS WATERPROOFING, and Section 07 13

52, MODIFIED BITUMINOUS SHEE.i' WATERPROOFING.

F. Section 33 10 00, WATER UTILITIES: Underground piping.

H. Section 23 05 11, COMMON WORK RESULTS FOR HVAC and STEAM GENERATION:

General mechanical requirements and items, which are common to more than one section of Division 23.

J. Section 23 07 11, HVAC, PLUMBING, and BOILER PLANT INSULATION: Piping insulation.

N. Section 23 82 00, CONVECTION HEATING AND COOLING UNITS: VAV and CV units, fan coil units, and radiant ceiling panels.

0. Section 23 09 23, DIRECT-DIGITAL CONTROL SYSTEM FOR HVAC: Temperature and pressure sensors and valve operators.

1.3 QUALITY ASSURANCE

A. Section 23 05 11, COMMON WORK RESULTS FOR HVAC and STEAM GENERATION, which includes welding qualifications.

B. Submit prior to welding of steel piping a certificate of Welder's certification. The certificate shall be current and not more than one year old.

C. All grooved joint couplings, fittings, valves, and specialties shall be the products of a single manufacturer. Grooving tools shall be the same manufacturer as the grooved components.

23 21 13-1

Renovation of Patient Wards 12W & lSW

VA Project 630A4-10-401

100% Submission

September 21, 2015

Lothrop Project 1288-00

1. All castings used for coupling housings, fittings, valve bodies, etc., shall be date stamped for quality assurance and traceability.

l.4 SUBMITTALS

A. Submit in accordance with Section 0l 33 23, SHOP DRAWINGS, PRODUCT

DATA, and SAMPLES.

B. Manufacturer 1 s Literature and Data:

l. Pipe and equipment supports.

2. Pipe and tubing, with specification, class or type, and schedule.

3. Pipe fittings, including miscellaneous adapters and special fittings.

4. Flanges, gaskets and bolting.

5. Grooved joint couplings and fittings.

6. Valves of all types.

7. Strainers.

8. Flexible connectors for water service.

9. Pipe alignment guides.

10. Expansion joints.

11. Expansion compensators.

12. All specified hydronic system components.

14. Gages.

15. Thermometers and test wells.

C. Manufacturer's certified data report, Form No. U-1, for ASME pressure vessels:

2. Air separators.

D. Submit the welder's qualifications in the form of a current (less than one year old) and formal certificate.

E. Coordination Drawings: Refer to Article, SUBMITTALS of Section 23 OS ll, COMMON WORK RESULTS FOR HVAC and STEAM GENERATION.

F. As-Built Piping Diagrams: Provide drawing as follows for chilled water, condenser water, and heating hot water system and other piping systems and equipment.

l. One wall-mounted stick file with complete set of prints. Mount stick file in the chiller plant or control room along with control diagram stick file.

23 21 13-2

VA Project 630A4-10-401

100% Submission

September 21, 2015

Lothrop Project 1288-00

1. Steel: ASTM A53 Grade B, seamless or ERW, Schedule 40.

2. Copper water tube option: ASTM BSS, Type K or L, hard drawn. Soft drawn tubing, 20 mm (3/4 inch) and larger, may be used for runouts routed under slab to floor mounted fan coil units.

B. Extension of Domestic Water Make-up Piping: ASTM B88, Type K or L, hard drawn copper tubing.

C. Cooling Coil Condensate Drain Piping:

1. From air handling units: Copper water tube, ASTM B88, Type M, or schedule 40 PVC plastic piping.

2. From fan coil or other terminal units: Copper water tube, ASTM B88, Type L for runouts and Type M for mains.

D. Chemical Feed Piping for Condenser Water Treatment: Chlorinated polyvinyl chloride (CPVC), Schedule 80, ASTM F441.

E. Pipe supports, including insulation shields, for above ground piping:

Section 23 05 11, COMMON WORK RESULTS FOR HVAC and STEAM GENERATION.

2.3 FITTINGS FOR STEEL PIPE

A. 50 mm (2 inches) and Smaller: Screwed or welded joints.

1. Butt welding: ASME Bl6.9 with same wall thickness as connecting piping.

2. Forged steel, socket welding or threaded: ASME Bl6.ll.

3. Screwed: 150 pound malleable iron, ASME Bl6.3. 125 pound cast iron, ASME Bl6.4, may be used in lieu of malleable iron. Bushing reduction of a single pipe size, or use of close nipples, is not acceptable.

4. Unions: ASME Bl6.39.

5. Water hose connection adapter: Brass, pipe thread to 20 mm (3/4 inch) garden hose thread, with hose cap nut.

B. 65 mm (2-1/2 inches) and Larger: Welded or flanged joints. Contractor's option: Grooved mechanical couplings and fittings are optional.

1. Butt welding fittings: ASME Bl6.9 with same wall thickness as connecting piping. Elbows shall be long radius type, unless otherwise noted.

2. Welding flanges and bolting: ASME Bl6.5:

a. Water service: Weld neck or slip-on, plain face, with 6 mm (1/8 inch) thick full face neoprene gasket suitable for 104 degrees C

(220 degrees F) .

23 21 13-7

VA Project 630A4-10-401

100% Submission

September 21, 2015

Lothrop Project 1288-00

C. Fittings: ANSI/ASME B16.18 cast copper or ANSI/ASME B16.22 solder wrought copper.

2.5 FITTINGS FOR PLASTIC PIPING

A. Schedule 40, socket type for solvent welding.

B. Schedule 40 PVC drain piping: Drainage pattern.

C. Chemical feed piping for condenser water treatment: Chlorinated polyvinyl chloride (CPVC), Schedule 80, ASTM F439.

2.6 DIELECTRIC FITTINGS

A. Provide where copper tubing and ferrous metal pipe are joined.

B. 50 mm (2 inches) and Smaller: Threaded dielectric union, ASME B16.39.

C. 65 mm (2 1/2 inches) and Larger: Flange union with dielectric gasket and bolt sleeves, ASME B16.42.

D. Temperature Rating, 99 degrees C (210 degrees F).

E. Contractor's option: On pipe sizes 2" and smaller, screwed end brass ball valves or dielectric nipples may be used in lieu of dielectric unions.

2.7 SCREWED JOINTS

A. Pipe Thread: ANSI B1.20.

B. Lubricant or Sealant: Oil and graphite or other compound approved for the intended service.

2.8 VALVES

A. Asbestos packing is not acceptable.

B. All valves of the same type shall be products of a single manufacturer.

C. Provide chain operators for valves 150 mm (6 inches) and larger when the centerline is located 2400 mm (8 feet) or more above the floor or operating platform.

D. Shut-Off Valves

1. Ball Valves (Pipe sizes 2" and smaller): MSS-SP 110, screwed or solder connections, brass or bronze body with chrome-plated ball with full port and Teflon seat at// 2760 kPa (400 psig) // 4140 kPa

(600 psig) // working pressure rating. Provide stem extension to allow operation without interfering with pipe insulation.

2.Not Used

E. Globe Valves

23 21 13-9

100% Submission

September 21, 2015

VA Project 630A4-10-401 Lothrop Project 1288-00

Provide standard pressure taps and four sets of capacity charts. Valves shall be line size and be one of the following designs:

1. Gray iron (ASTM Al26) or brass body rated 1205 kPa (175 psig) at 93 degrees C (200 degrees F), with stainless steel piston and spring.

2. Brass or ferrous body designed for 2067 kPa (300 psig) service at

121 degrees C (250 degrees F), with corrosion resistant, tamper proof, self-cleaning piston/spring assembly that is easily removable for inspection or replacement.

3. Combination assemblies containing ball type shut-off valves, unions, flow regulators, strainers with blowdown valves and pressure temperature ports shall be acceptable.

4. Provide a readout kit including flc,v meter, probes, hoses, flow charts and carrying case.

I. Manual Radiator/Convector Valves: Brass, packless, with position indicator.

2.9 NOT USED

2.10 STRAINERS

A. Y Type.

1. Screens: Bronze, monel metal or 18-8 stainless steel, free area not less than 2-1/2 times pipe area, with perforations as follows: 1.1 mm (0.045 inch) diameter perforations for 100 mm (4 inches) and larger: 3.2 mm (0.125 inch) diameter perforations.

B. Suction Diffusers: Specified in Section 23 21 23, HYDRONIC PUMPS.

2.12 EXPANSION JOINTS

A. Factory built devices, inserted in the pipe lines, designed to absorb axial cyclical pipe movement which results from thermal expansion and contraction. This includes factory-built or field-fabricated guides located along the pipe lines to restrain lateral pipe motion and direct the axial pipe movement into the expansion joints.

B. Manufacturing Quality Assurance: Conform to Expansion Joints

Manufacturers Association Standards.

23 21 13-11

Renovation of Patient Wards 12W & 15W

100% Submission

September 21, 2015

VA Project 630A4-10-401 Lothrop Project 1288-00

2. 90 mm (3-1/2 inch) diameter, one percent accuracy, compound gage, --

100 kPa (30 inches) Hg to 700 kPa (100 psig) range.

3. 0 - 104 degrees C (220 degrees F) pocket thermometer one-half degree accuracy, 25 mm (one inch) dial, 125 mm (5 inch) long stainless steel stem, plastic case.

2.17 THERMOMETERS

A. Mercury or organic liquid filled type, red or blue column, clear plastic window, with 150 mm (6 inch) brass stem, straight, fixed or adjustable angle as required for each in reading.

B. Case: Chrome plated brass or aluminum with enamel finish.

C. Scale: Not less than 225 mm (9 inches), range as described below, two degree graduations.

D. Separable Socket (Well): Brass, extension neck type to clear pipe insulation.

E. Scale ranges:

1. Chilled Water and Glycol-Water: 0-38 degrees C (32-100 degrees F).

2. Hot Water and Glycol-Water: -1 - 116 degrees C (30-240 degrees F).

2.18 FIRESTOPPING MATERIAL

Refer to Section 23 05 11, COMMON WORK RESULTS FOR HVAC and STEAM

GENERATION.

2.19 NOT USED

PART 3 - EXECUTION

3.1 GENERAL

A. The drawings show the general arrangement of pipe and equipment but do not show all required fittings and offsets that may be necessary to connect pipes to equipment, fan-coils, coils, radiators, etc., and to coordinate with other trades. Provide all necessary fittings, offsets and pipe runs based on field measurements and at no additional cost to the government. Coordinate with other trades for space available and

23 21 13-14

VA Project 630A4-10-401

100% Submission

September 21, 2015

Lothrop Project 1288-00

2. Forged steel, socket welding or threaded: ASME Bl6.ll.

3. Screwed: 150 pound malleable iron, ASME B16.3. 125 pound cast iron, ASME B16.4, may be used in lieu of malleable iron, except for steam and steam condensate piping. Provide 300 pound malleable iron, ASME

B16.3 for steam and steam condensate piping. Cast iron fittings or piping is not acceptable for steam and steam condensate piping.

Bushing reduction of a single pipe size, or use of close nipples, is not acceptable.

4. Unions: ASME Bl6.39.

5. Steam line drip station and strainer quick-couple blowdown hose connection: Straight through, plug and socket, screw or cam locking type for 15 mm (1/2 inch) ID hose. No integral shut-off is required.

B. Not used

C. Welded Branch and Tap Connections: Forged steel weldolets, or branchlets and threadolets may be used for branch connections up to one pipe size smaller than the main. Forged steel half-couplings, ASME

B16.11 may be used for drain, vent and gage connections.

2.4 FITTINGS FOR COPPER TUBING

A. Solder Joint:

1. Joints shall be made up in accordance with recommended practices of the materials applied. Apply 95/5 tin and antimony on all copper piping.

B. Bronze Flanges and Flanged Fittings: ASME B16.24.

C. Fittings: ANSI/ASME Bl6.18 cast copper or ANSI/ASME B16.22 solder wrought copper.

2.5 DIELECTRIC FITTINGS

A. Provide where copper tubing and ferrous metal pipe are joined.

B. 50 mm (2 inches) and Smaller: Threaded dielectric union, ASME B16.39.

C. 65 mm (2 1/ 2 inches) and Larger: Flange union with dielectric gasket and bolt sleeves, ASME Bl6.42.

D. Temperature Rating, 121 degrees C (250 degrees F) for steam condensate and as required for steam service.

E. Contractor's option: On pipe sizes 2" and smaller, screwed end brass gate valves or dielectric nipples may be used in lieu of dielectric unions.

23 22 13 - 5

Renovation of Patient Wards lZW & lSW

100% Submission

September 21, 2015

VA Project 630A4-10-401 gravity or vacuum

(30" HG to 30 psig)

Lothrop Project 1288-00

2.14 PRESSURE/TEMPERATURE TEST PROVISIONS

A. Provide one each of the following test items to the Resident Engineer:

1. 6 mm (1/4 inch) FPT by 3 mm (1/8 inch) diameter sta.,nless steel pressure gage adapter probe for extra long test plug. PETE'S 500 XL is an example.

2. 90 mm (3-1/2 inch) diameter, one percent accuracy, compound gage, 762 mm (30 inches) Hg to 689 kPa (100 psig) range.

3. O - 104 degrees C (32-220 degrees F) pocket thermometer one-half degree accuracy, 25 mm (one inch) dial, 125 mm (5 inch) long stainless steel stem, plastic case.

2.15 FIRESTOPPING MATERIAL

A. Refer to Section 23 05 11, COMMON WORK RE�ryLTS FOR HVAC AND STEAM

GENERATION.

PART 3 - EXECUTION

3.1 GENERAL

A. The drawings show the general arrangement of pipe and equipment but do not show all required fittings and offsets that may be necessary to connect pipes to equipment, fan-coils, coils, radiators, etc., and to coordinate with other trades. Provide all necessary fittings, offsets and pipe runs based on field measurements and at no additional cost to the government. Coordinate with other trades for space available and relative location of HVAC equipment and accessories to be connected on ceiling grid. Pipe location on the drawings shall be altered by contractor where necessary to avoid interferences and clearance difficulties.

B. Store materials to avoid excessive exposure to weather or foreign materials. Keep inside of piping relatively clean during installation and protect open ends when work is not in progress.

23 22 13 - 9

100% Submission

September 21, 2015

VA Project 630A4-10-401 Lothrop Project 1288-00

B. Enclosure: Construct of galvanized steel minimum 1.3 mm (18 gage), reinforced and braced. Front panel of enclosure shall be removable.

Discharge grilles shall be adjustable and shall be of such design as to distribute air throughout the conditioned space. Plastic discharge and return grilles are not acceptable. Provide access doors for all piping and control compartments. Color of the enclosure shall be / / / ,'.

C. Air Plenurns: Construct air plenurns of galvanized steel with interior acoustically baffled and lined with sound absorbing materials that will attenuate the sound power from the primary air supply to the room.

Lining shall be 13 mm (0.5 inch) thick (2.5 lblft3) density neoprene coates glass fiber. Heat-resistant nozzles shall be integral with or attached airtight to the plenum. Where coil induction units are supplied with vertical runouts, provide a streamlined, vaned, mitered elbow transition piece for connection between the unit and ductwork.

Provide an adjusLable air-balancing damper in eacn unit.

D. Water Coils: Provide dual water coils for heating and cooling.

Seamless copper tubing, with copper or aluminum fins, mechanically bonded or soldered to the tubes, suitable for 1378 kPa (200 psig) working pressure. Provide coil connections with no less than 11 mm

(7/16-inch) outside diameter flare or sweat connectors, accessory piping package with shut-off valves and terminal connections suitable for connection to the type of control valve supplied, and manual air vent.

Test coils hydrostatically at 2067 kPa (300 psig) or under water at 1722 kPa (250 psig) air pressure. For all induction units in high humidity areas, provide factory-coated coils for protection from corrosion by using multiple stage electro-deposition coating process. Refer to

Drawings and Section 23 82 16, AIR COILS, for additional coil requirements.

E. Provide easily accessible 25 mm (1 inch) thick throwaway type MERV 7 filters for each unit.

F. Drain or Auxiliary Pans: Galvanized steel, watertight, and properly sized and located to collect all condensed water dripping from any item within the unit enclosure. Provide drain connection when a condensate

23 82 00 - 3

VA Project 630A4-10-401

100% Submission

September 21, 2015

Lothrop Project 1288-00

16. Low impedance path to ground for electronic safety and security system ground fault currents: Section 28 05 26, GROUNDING AND

BONDING FOR SECURITY SYSTEMS.

17. Conduits and partitioned telecommunications raceways for Electronic

Safety and Security systerr,a: Section 28 05 28. 33, CONDUITS AND BACK

BOXES FOR ELECTRONIC SAFETY AND SECURITY.

18. Physical Access Control System field-installed controllers connected by data transmission network: Section 28 13 00, PHYSICAL ACCESS

DETECTION.

19. Detection and screening systems: Section 28 13 53, SECURITY ACCESS

DETECTION.

20. Intrusion sensors and detection devices, and communication links to perform monitoring, alarm, and control functions: Section 28 16 11, INTRUSION DET�CTION EQUIPMENT AND SYSTEMS.

21. Video surveillance system cameras, data transmission wiring, and control stations with associated equipment: Section 28 23 00, VIDEO

SURVEILLANCE EQUIPMENT AND SYSTEMS.

22. Duress-panic alarms, emergency phones or call boxes, intercom systems, data transmission wiring and associated equipment: Section

28 26 00, ELECTRONIC PERSONAL PROTECTION EQUIPMENT AND SYSTEMS.

23. Alarm initiating devices, alarm notification appliances, control units, fire safety control devices, annunciators, power supplies, and wiring: Section 28 31 00, FIRE DETECTION AND ALARM.

24. Emergency Call telephones, intercom systems, with blue strobe light and equipment: Section 28 52 31, SECURITY EMERGENCY CALL/DURESS

ALARM/COMMUNICATIONS SYSTEM AND EQUIPMENT.

1.6 ADMINISTRATIVE REQUIREMENTS

A. Assign a single communications project manager to serve as point of contact for Government, contractor, and design professional.

B. Be proactive in scheduling work.

1. Use of premises is restricted at times directed by COR.

2. Movement of materials: Unload materials and equipment delivered to site.

Pay costs for rigging, hoisting, lowering and moving equipment on and around site, in building or on roof.

27 05 11 - 26

New York Harbor Healthcare System • Brooklyn Campus

VA Project 630A4-10-401

100% Submission

September 21, 2015

Lothrop Project 1288-00 individual's legal name, contact information and OEM credentials in certification.

2. Submit written certification from OEM that wiring and connection diagrams meet Government Life Safety Guidelines, NFPA, NEC, NRTL, �ese specifications, and Joint Commission requirements and instructions, requirements, recommendations, and guidance set forth by OEM for the proper performance of system.

3. Pre-acceptance Certification: Certification in accordance with procedure outlined in Section 01 00 00, GENERAL REQUIREMENTS and specific Division 27 qualification documentation.

E. Installer Qualifications: Submit three installations of similar size and complexity furnished and installed by installer; include:

1. Installation location and name.

2. Owner's name and contJct information including, address, �clephone and email.

3. Date of project start and date of final acceptance.

4. System project number.

5. Three paragraph description of each system related to this project;

include function, operation, and installation.

F. Provide delegated design submittals (e.g. seismic support design).

G. Submittals are required for all equipment anchors and supports. Include weights, dimensions, center of gravity, standard connections, manufacturer's recommendations and behavior problems (e.g., vibration, thermal expansion,) associated with equipment or conduit. Anchors and supports to resist seismic load based on seismic design categories per section 4.0 of VA seismic design requirements H-18-8 dated August, 2013.

H. Test Equipment List:

1. Supply test equipment of accuracy better than parameters to be tested.

2. Submit test equipment list including make and model number:

a. ANSI/TIA-1152 Level IIIe / IV twisted pair cabling test instrument.

b. Fiber optic insertion loss power meter with light source.

c. Optical time domain reflectometer (OTDR).

27 05 11 - 28

VA Project 630A4-10-401

100% Submission

September 21, 2015

Lothrop Project 1288-00 deficiencies and incompleteness, incorrect information, or non compliance with project provisions.

1. COR will notify contractor, of hourly rates and travel expenses for additional site visits, and will issue an invoice to Contractor for additional site visitf·.

2. Contractor is not be eligible for extensions of project schedule or additional charges resulting from additional site visits that result from project construction or testing deficiencies/ incompleteness, incorrect information, or non-compliance with Project provisions.

G. Tests:

1. Interim inspection is required at approximately 50 percent of installation.

2. Request inspection ten working days prior to interim inspection start date by notif�/ing COR in writing; t!-:is inspection :nust verify equipment and system being provided adheres to installation, mechanical and tech nical requirements of construction documents.

3. Inspection to be conducted by OEM and factory-certified contractor representative, and witnessed by COR, facility and SMCS 00S0P2H3 representatives.

4. Check each item of installed equipment to ensure appropriate NRTL listing labels and markings are fixed in place.

5. Verify cabling terminations in DEMARC, MCR, TER, sec, ECC, TRs and head end rooms, workstation locations and TCO adhere to color code for T568B / T568A pin assignments and cabling connections are in compliance with TIA standards.

6. Visually confirm minimum Category Se or Category 6 cable marking at TCOs, CCSs locations, patch cords and origination locations.

7. Review entire communications circulating ground system, each TGB and grounding connection, grounding electrode and outside lightning protection system.

8. Review cable tray, conduit and path/ wire way installation practice.

9. OEM and contractor to perform:

27 05 11 - 41

VA Project 630A4-10-401

System Specification Section

Protection System

Fire Detection and Alarm 28 31 00

100% Submission

September 21, 2015

Lothrop Project 1288-00

Installed Method

Partitioned Cable Tray

Complete Conduit

B. Penetrati0,1s:

1. Cutting or Holes:

a. Locat� holes in advance of installation. Where they are proposed in structural sections, obtain approval of structural engineer and COR prior to drilling through structural sections.

b. Make holes through concrete and masonry in new and existing structures with a diamond core drill or concrete saw. Pneumatic hammer, impact electric, hand or manual hammer type drills are not permitted; COR may grant limited permission by request, in condition of limited wori-..ing space.

c. Fire Stop: Where conduits, wireways, and other communications raceways pass through fire partitions, fire walls, smoke partitions, or floors, install a fire stop that provides an effective barrier against spread of fire, smoke and gases as specified in Section 07 84 00, FIRESTOPPING.

1) Fill and seal clearances between raceways and openings with fire stop material.

2) Install only retrofittable, non-hardening, and reusable firestop material that can be removed and reinstalled to seal around cables inside conduits.

d. Waterproofing at Floor:

1) Seal clearances around conduit and make watertight as specified in Section 07 92 00, JOINT SEALANTS.

C. Conduit Installation:

1. Minimum conduit size of 19 mm (3/ 4 inch), but not less than size required for 40 percent fill.

2. Install insulated bushings on all conduit ends.

3. Install pull boxes after every 180 degrees of bends (two 90 degree bends). Size boxes per TIA 569.

27 05 33 - 8

VA Project 630A4-10-401

100% Submission

September 21, 2015

Lothrop Project 1288-00

13. Ensure conduit installation does not encroach into ceiling height head room, walkways, or doorways.

14. Cut conduit square with a hacksaw, ream, remove burrs, and draw tight.

15. Install conduit mechanically continuous.

16. Independently support conduit at 2.44 m (8 feet) on center; do not use other supports (i.e., suspended ceilings, suspended ceiling supporting members, luminaires, conduits, mechanical piping, or mechanical ducts).

17. Support conduit within 300 mm (1 foot) of changes of direction, and within 300 mm (1 foot) of each enclosure to which connected.

18. Close ends of empty conduit with plugs or caps to prevent entry of debris, until cables are pulled in.

19. Attach conduits to cabinets, splice cases, pull bo�es and outlet boxes with bonding type locknuts. For rigid and IMC conduit installations, provide a locknut on inside of enclosure, made up wrench tight. Do not make conduit connections to box covers.

20. Unless otherwise indicated on drawings or specified herein, conceal conduits within finished walls, floors and ceilings.

21. Conduit Bends:

a. Make bends with standard conduit bending machines; observe minimum bend radius for cable type and outside diameter.

b. Conduit hickey is permitted only for slight offsets, and for straightening stubbed conduits.

c. Bending of conduits with a pipe tee or vise is not permitted.

22. Layout and Homeruns - Deviations: Make only where necessary to avoid interferences and only after drawings showing proposed deviations have been submitted and approved by COR.

D. Furred or Suspended Ceilings and in Walls:

1. Rigid steel, or rigid aluminum. Different type conduits mixed indiscriminately in same system is not permitted.

2. Align and run conduit parallel or perpendicular to building lines.

3. Tightening set screws with pliers is not permitted.

DI. Exposed Work Installation:

27 05 33 - 10

VA Project 630A4-10-401

100% Submission

September 21, 2015

Lothrop Project 1288-00

2) Shielded, twisted pair Minimum 22AWG, stranded conductors and

24AWG drain wire with overall jacket.

f. Speaker Level Audio (70.7Volt RMS):

1) For use with 70.7V speaker circuits.

2) 18AWG stranded pair, minimum.

g. All cabling shall ne plenum or riser (UL-1666)rated.

h. Provide one (1) spare 1,000 foot roll of approved System (not microphone) cable only.

2. Raceways, Back Boxes and conduit:

a. In addition to the Raceways, Equipment Room Fittings provided under Specification Sections 27 15 00 TIP Communication Room

Fittings and 27 15 00 - TIP Communications Horizontal and

Vertical Cabling, provide the following additional TIP raceway and fittings:

b. �ach raceway that is open top, shall be: UL certified for telecommunications systems, partitioned with metal partitions in order to comply with NEC Parts 517 & 800 to "mechanically separate telecommunications systems of different service, protect the installed cables from falling out when vertically mounted and allow junction boxes to be attached to the side to interface

11 drop 11 type conduit cable feeds.

c. Intercommunication System cable infrastructure: EMT or in J-hooks above accessible ceilings, 24 inches on center.

d. Junction boxes shall be not less than 2-1/2 inches deep and 6 inches wide by 6 inches long.

e. Flexible metal conduit is prohibited unless specifically approved by 005OP3B.

f. System Conduit:

1) The PA system is NFPA listed as Emergency / Public Safety

Communication System which requires the entire system to be installed in a separate conduit system.

2) The use of centralized mechanically partitioned wireways may be used to augment main distribution conduit on a case by case basis when specifically approved by VA Headquarters (005OP3B).

3) Conduit Sleeves:

27 52 23 - 37

VA Project 630A4-10-401

100% Submission

September 21, 2015

Lothrop Project 1288-00

2. The Contractor shall provide proof project superintendent with BICSI

Certified Commercial Installer Level 1, Level 2, or Technician to provide oversight of the project.

3. Cable installer must have on staff a Registered Communication

Distribution Designer (RCDD) certified by Building Industry

Consulting Service International. The staff member shall provide consistent oversight of the project cabling throughout design, layout, installation, termination and testing.

D. Service Qualifications: There shall be a permanent service organization maintained or trained by the manufacturer which will render satisfactory service to this installation within eight hours of receipt of notification that service is needed. Submit name and address of service organizations.

1. 5 GENERAL ARANGEMENT OF CONTRACT DOCUMENTS

A. The Contract Documents supplement to this specification indicates approximate locations of equipment. The installation and/or locations of the equipment and devices shall be governed by the intent of the design; specification and Contract Documents, with due regard to actual site conditions, recommendations, ambient factors affecting the equipment and operations in the vicinity. The Contract Documents are diagrammatic and do not reveal all offsets, bends, elbows, components, materials, and other specific elements that may be required for proper installation. If any departure from the contract documents is deemed necessary, or in the event of conflicts, the Contractor shall submit details of such departures or conflicts in writing to the owner or owner's representative for his or her comment and/or approval before initiating work.

B. Anything called for by one of the Contract Documents and not called for by the others shall be of like effect as if required or called by all, except if a provision clearly designed to negate or alter a provision contained in one or more of the other Contract Documents shall have the intended effect. In the event of conflicts among the Contract Documents, the Contract Documents shall take precedence in the following order: the

Form of Agreement; the Supplemental General Conditions; the Special

Conditions; the Specifications with attachments; and the drawings.

1.6 SUBMITTALS

A. Submit in accordance with Section 01 33 23, SHOP DRAWINGS, PRODUCT DATA, AND SAMPLES.

28 05 00 - 7

New York Harbor Healthcare System • Brooklyn Campus

Renovation of Patient Wards 12W & 15W

VA Project 630A4·10·401

100% Submission

September 21, 2015

Lothrop Project 1288-00

3. The monitor shall have a picture-in-picture function.

4. The monitor shall use the following signal connectors:

a. Video 1.0 V peak-to-peak at 75 ohms

b. BNC in/out

c. Y/C (S-video) in/out

d. Audio in/out

e. VGA 15-pin D-Sub

5. The monitor shall have [one/two] <insert number, audio speaker(s).

a. The speaker shall be 0.5 W minimum.

6. The monitor shall have the following front control panel buttons:

a. Power on/off

b. LED indicator

C. Mode

d. Increase (volume)

e. Decrease (volume)

f. Up (contrast adjustment)

g. Down (brightness adjustment)

h. Menu

i. Auto

7. The monitor shall have the following options for adjustment in an onscreen display menu:

a. Color

b. Tint

1) NTSC mode only

a) Brightness

b) Contrast

c) Sharpness

d) Volume

e) Language

f) Scan

g) Color Temp

h) H-Position

i) Recall

28 23 00 - 34

VA Project 630A4-10-401

100% Submission

September 21, 2015

Lothrop Project 1288-00 expansion. Such programming shall include addition or deletion of devices, zones, indicating circuits and printer/display text.

PART 4 • SCHEDULES

4.1 SMOKE ZONE DESCRIPTIONS:

4.2 DIGITIZED VOICE MESSAGES:

A. Digitized voice messages shall be provided for each smoke zone of the

Building. The voice message shall match existing presently digitized voice message configuration within the building.

4.3 LOCATION OF VOICE MESSAGES:

Upon receipt of an alarm signal from the building fire alarm system, the voice communication system shall automatically transmit a 3 second tone alert and a pre-recorded fire alarm message throughout the floor in alarm, the floor above and the floor below in the building.

END

28 31 00 - 2.5