36C25618R0789-006.pdf

MEDVAMC Houston, TX

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Department of Veterans Affairs, Audiology Renovation Michael E. DeBakey VA Medical Center, Houston, Texas Project Number 580-18-101

SECTION 21 05 11

COMMON WORK RESULTS FOR FIRE SUPPRESSION

PART 1 - GENERAL

1.1 DESCRIPTION

A. The requirements of this Section apply to all sections of Division 21.

B. Definitions:

1. Exposed: Piping and equipment exposed to view in finished rooms.

2. Option or optional: Contractor's choice of an alternate material or method.

1.2 RELATED WORK

A. Section 01 00 00, GENERAL REQUIREMENTS.

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

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

D. Concrete and Grout: Section 03 30 00, CAST-IN-PLACE CONCRETE.

E. Building Components for Attachment of Hangers: Section 05 31 00, STEEL

DECKING.

F. Section 05 50 00, METAL FABRICATIONS.

G. Section 07 84 00, FIRESTOPPING.

H. Flashing for Wall and Roof Penetrations: Section 07 60 00, FLASHING AND

SHEET METAL.

I. Section 07 92 00, JOINT SEALANTS.

J. Section 09 91 00, PAINTING.

K. Section 13 05 41, SEISMIC RESTRAINT REQUIREMENTS FOR NON-STRUCTURAL

COMPONENTS

L. Section 26 05 11, REQUIREMENTS FOR ELECTRICAL INSTALLATIONS M. Section 21 05 12, GENERAL MOTOR REQUIREMENTS FOR FIRE-SUPPRESSION

EQUIPMENT.

N. Section 26 29 11, LOW-VOLTAGE MOTOR STARTERS.

1.3 QUALITY ASSURANCE

A. Products Criteria:

1. Standard Products: Material and equipment shall be the standard products of a manufacturer regularly engaged in the manufacture of the products for at least 3 years. See other specification sections for any exceptions.

2. Equipment Service: Products shall be supported by a service organization which maintains a complete inventory of repair parts and is located reasonably close to the site.

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Department of Veterans Affairs, Audiology Renovation

3. Multiple Units: When two or more units of materials or equipment of the same type or class are required, these units shall be products of one manufacturer.

4. Assembled Units: Manufacturers of equipment assemblies, which use components made by others, assume complete responsibility for the final assembled product.

5. Nameplates: Nameplate bearing manufacturer's name or identifiable trademark shall be securely affixed in a conspicuous place on equipment, or name or trademark cast integrally with equipment, stamped or otherwise permanently marked on each item of equipment.

6. Asbestos products or equipment or materials containing asbestos shall not be used.

B. Manufacturer's Recommendations: Where installation procedures or any part thereof are required to be in accordance with the recommendations of the manufacturer of the material being installed, printed copies of these recommendations shall be furnished to the Resident Engineer prior to installation. Installation of the item will not be allowed to proceed until the recommendations are received. Failure to furnish these recommendations can be cause for rejection of the material.

C. Guaranty: In GENERAL CONDITIONS.

D. Supports for sprinkler piping shall be in conformance with NFPA 13.

E. Supports for standpipe shall be in conformance with NFPA 14.

1.4 SUBMITTALS

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

B. Manufacturer's Literature and Data: Submit under the pertinent section rather than under this section.

1. Equipment and materials identification.

2. Fire-stopping materials.

3. Hangers, inserts, supports and bracing. Provide load calculations for variable spring and constant support hangers.

4. Wall, floor, and ceiling plates.

C. Coordination Drawings: Provide details of the following.

1. Mechanical equipment rooms.

2. Interstitial space.

3. Hangers, inserts, supports, and bracing.

4. Pipe sleeves.

5. Equipment penetrations of floors, walls, ceilings, or roofs.

D. Maintenance Data and Operating Instructions:

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Department of Veterans Affairs, Audiology Renovation

1. Maintenance and operating manuals in accordance with Section 01 00 00, GENERAL REQUIREMENTS, Article, INSTRUCTIONS, for systems and equipment.

2. Provide a listing of recommended replacement parts for keeping in stock supply, including sources of supply, for equipment. Include in the listing belts for equipment.

1.5 APPLICABLE PUBLICATIONS

A. The publications listed below form a part of this specification to the extent referenced. The publications are referenced in the text by the basic designation only.

B. American Society for Testing and Materials (ASTM):

A36/A36M-2001...........Carbon Structural Steel

A575-96.................Steel Bars, Carbon, Merchant Quality, M-Grades R

(2002)

E84-2003................Standard Test Method for Burning Characteristics of Building Materials

E119-2000...............Standard Test Method for Fire Tests of Building

Construction and Materials

C. National Fire Protection Association (NFPA):

90A-96..................Installation of Air Conditioning and Ventilating

Systems

101-97..................Life Safety Code

PART 2 - PRODUCTS

2.1 LIFTING ATTACHMENTS

Provide equipment with suitable lifting attachments to enable equipment to be lifted in its normal position. Lifting attachments shall withstand any handling conditions that might be encountered, without bending or distortion of shape, such as rapid lowering and braking of load.

2.2 ELECTRIC MOTORS

A. Section 21 05 12, GENERAL MOTOR REQUIREMENTS FOR FIRE-SUPPRESSION

EQUIPMENT, specifies the applicable requirements for electric motors.

Provide special energy efficient motors as scheduled. Unless otherwise specified for a particular application use electric motors with the following requirements.

B. Single-phase Motors: Capacitor-start type for hard starting applications. Motors for centrifugal fans and pumps may be split phase or permanent split capacitor (PSC).

C. Poly-phase Motors: NEMA Design B, Squirrel cage, induction type. Each two-speed motor shall have two separate windings. Provide a time- delay

(20 seconds minimum) relay for switching from high to low speed.

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Department of Veterans Affairs, Audiology Renovation

D. Rating: Continuous duty at 100 percent capacity in an ambient temperature of 40 degrees centigrade (104 degrees F); minimum horsepower as shown on drawings; maximum horsepower in normal operation not to exceed nameplate rating without service factor.

E. Insulation Resistance: Not less than one-half meg-ohm between stator conductors and frame, to be determined at the time of final inspection.

2.3 VARIABLE SPEED MOTOR CONTROLLERS

A. Refer to Section 26 05 11, REQUIREMENTS FOR ELECTRICAL INSTALLATIONS and

Section 26 29 11, LOW-VOLTAGE MOTOR STARTERS for specifications.

B. The combination of controller and motor shall be provided by the respective pump manufacturer, and shall be rated for 100 percent output performance. Multiple units of the same class of equipment, i.e. pumps, shall be product of a single manufacturer.

C. Motors shall be energy efficient type and be approved by the motor controller manufacturer. The controller-motor combination shall be guaranteed to provide full motor nameplate horsepower in variable frequency operation. Both driving and driven motor/fan sheaves shall be fixed pitch.

D. Controller shall not add any current or voltage transients to the input AC power distribution system, DDC controls, sensitive medical equipment, etc., nor shall be affected from other devices on the AC power system.

2.4 EQUIPMENT AND MATERIALS IDENTIFICATION

A. Use symbols, nomenclature and equipment numbers specified, shown on the drawings and shown in the maintenance manuals. In addition, provide bar code identification nameplate for all equipment which will allow the equipment identification code to be scanned into the system for maintenance and inventory tracking. Identification for piping is specified in Section 09 91 00, PAINTING.

B. Interior (Indoor) Equipment: Engraved nameplates, with letters not less than 48 mm (3/16-inch) high of brass with black-filled letters, or rigid black plastic with white letters specified in Section 09 91 00, PAINTING permanently fastened to the equipment. Identify unit components such as coils, filters, fans, etc.

C. Exterior (Outdoor) Equipment: Brass nameplates, with engraved black filled letters, not less than 48 mm (3/16-inch) high riveted or bolted to the equipment.

D. Control Items: Label all temperature and humidity sensors, controllers and control dampers. Identify and label each item as they appear on the control diagrams.

E. Valve Tags and Lists:

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Department of Veterans Affairs, Audiology Renovation

1. Valve tags: Engraved black filled numbers and letters not less than 13 mm (1/2-inch) high for number designation, and not less than 6.4 mm(1/4-inch) for service designation on 19 gage 38 mm (1-1/2 inches) round brass disc, attached with brass "S" hook or brass chain.

2. Valve lists: Typed or printed plastic coated card(s), sized 216 mm (8-1/2 inches) by 280 mm (11 inches) showing tag number, valve function and area of control, for each service or system. Punch sheets for a 3-ring notebook.

3. Provide detailed plan for each floor of the building indicating the location and valve number for each valve. Identify location of each valve with a color coded thumb tack in ceiling.

2.5 FIRESTOPPING

Section 07 84 00, FIRESTOPPING specifies an effective barrier against the spread of fire, smoke and gases where penetrations occur for piping.

2.6 GALVANIZED REPAIR COMPOUND

Mil. Spec. DOD-P-21035B, paint form.

AK2.7 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:

1. For sleeves: Extend sleeve 25 mm (one inch) above finished floor and provide sealant for watertight joint.

2. For blocked out floor openings: Provide 40 mm (1-1/2 inch) angle set in silicone adhesive around opening.

3. For drilled penetrations: Provide 40 mm (1-1/2 inch) angle ring or square set in silicone adhesive around penetration.

C. Penetrations are not allowed through beams or ribs, but may be installed in concrete beam flanges. Any deviation from this requirement must receive prior approval of Resident Engineer.

D. Sheet Metal, Plastic, or Moisture-resistant Fiber Sleeves: Provide for pipe passing through floors, interior walls, and partitions, unless brass or steel pipe sleeves are specifically called for below.

E. Cast Iron or Zinc Coated Pipe Sleeves: Provide for pipe passing through exterior walls below grade. Make space between sleeve and pipe watertight with a modular or link rubber seal. Seal shall be applied at both ends of sleeve.

F. Galvanized Steel or an alternate Black Iron Pipe with asphalt coating Sleeves: Provide for pipe passing through concrete beam flanges, except where brass pipe sleeves are called for. Provide sleeve for pipe passing

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Department of Veterans Affairs, Audiology Renovation through floor of mechanical rooms, laundry work rooms, and animal rooms above basement. Except in mechanical rooms, connect sleeve with floor plate.

G. Brass Pipe Sleeves: Provide for pipe passing through quarry tile, terrazzo or ceramic tile floors. Connect sleeve with floor plate.

H. Sleeves are not required for wall hydrants for fire department connections or in drywall construction.

I. Sleeve Clearance: Sleeve through floors, walls, partitions, and beam flanges shall be one inch greater in diameter than external diameter of pipe. Sleeve for pipe with insulation shall be large enough to accommodate the insulation. Interior openings shall be caulked tight with fire stopping material and sealant to prevent the spread of fire, smoke, and gases.

J. Sealant and Adhesives: Shall be as specified in Section 07 92 00, JOINT

SEALANTS.

2.8 TOOLS AND LUBRICANTS

A. Furnish, and turn over to the Resident Engineer, special tools not readily available commercially, that are required for disassembly or adjustment of equipment and machinery furnished.

B. Grease Guns with Attachments for Applicable Fittings: One for each type of grease required for each motor or other equipment.

C. Tool Containers: Hardwood or metal, permanently identified for in tended service and mounted, or located, where directed by the Resident

Engineer.

D. Lubricants: A minimum of 0.95 L (one quart) of oil, and 0.45 kg (one pound) of grease, of equipment manufacturer's recommended grade and type, in unopened containers and properly identified as to use for each different application.

2.9 WALL, FLOOR AND CEILING PLATES

A. Material and Type: Chrome plated brass or chrome plated steel, one piece or split type with concealed hinge, with set screw for fastening to pipe, or sleeve. Use plates that fit tight around pipes, cover openings around pipes and cover the entire pipe sleeve projection.

B. Thickness: Not less than 2.4 mm (3/32-inch) for floor plates. For wall and ceiling plates, not less than 0.64 mm (0.025-inch) for up to 80 mm

(3-inch pipe), 0.89 mm (0.035-inch) for larger pipe.

C. Locations: Use where pipe penetrates floors, walls and ceilings in exposed locations, in finished areas only. Use also where insulation ends on exposed water supply pipe drop from overhead. Provide a

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Department of Veterans Affairs, Audiology Renovation watertight joint in spaces where brass or steel pipe sleeves are specified.

PART 3 - EXECUTION

3.1 INSTALLATION

A. Coordinate location of piping, sleeves, inserts, hangers, and equipment.

Locate piping, sleeves, inserts, hangers, and equipment clear of windows, doors, openings, light outlets, and other services and utilities. Follow manufacturer's published recommendations for installation methods not otherwise specified.

B. Protection and Cleaning:

1. Equipment and materials shall be carefully handled, properly stored, and adequately protected to prevent damage before and during installation, in accordance with the manufacturer's recommendations and as approved by the Resident Engineer. Damaged or defective items in the opinion of the Resident Engineer, shall be replaced.

2. Protect all finished parts of equipment, such as shafts and bearings where accessible, from rust prior to operation by means of protective grease coating and wrapping. Close pipe openings with caps or plugs during installation. Tightly cover and protect equipment against dirt, water, chemical, or mechanical injury. At completion of all work thoroughly exposed materials and equipment.

C. Concrete and Grout: Use concrete and shrink compensating grout 25 MPa (3000 psi) minimum, specified in Section 03 30 00, CAST-IN-PLACE

CONCRETE.

D. Install gages, valves, and other devices with due regard for ease in reading or operating and maintaining said devices. Locate and position gages to be easily read by operator or staff standing on floor or walkway provided. Servicing shall not require dismantling adjacent equipment or pipe work.

E. Work in Existing Building:

1. Perform as specified in Article, OPERATIONS AND STORAGE AREAS, Article, ALTERATIONS, and Article, RESTORATION of the Section 01 00

00, GENERAL REQUIREMENTS for relocation of existing equipment, alterations and restoration of existing building(s).

2. As specified in Section 01 00 00, GENERAL REQUIREMENTS, Article, OPERATIONS AND STORAGE AREAS, make alterations to existing service piping at times that will least interfere with normal operation of the facility.

3. Cut required openings through existing masonry and reinforced concrete using diamond core drills. Use of pneumatic hammer type

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Department of Veterans Affairs, Audiology Renovation drills, impact type electric drills, and hand or manual hammer type drills, will be permitted only with approval of the Resident

Engineer. Locate openings that will least effect structural slabs, columns, ribs or beams. Refer to the Resident Engineer for determination of proper design for openings through structural sections and opening layouts approval, prior to cutting or drilling into structure. After Resident Engineer's approval, carefully cut opening through construction no larger than absolutely necessary for the required installation.

F. Work in Animal Research Areas: Seal all pipe penetrations with silicone sealant to prevent entrance of insects.

G. Switchgear Drip Protection: Every effort shall be made to eliminate the installation of pipe above electrical and telephone switchgear. If this is not possible, encase pipe in a second pipe with a minimum of joints.

H. Inaccessible Equipment:

1. Where the Government determines that the Contractor has installed equipment not conveniently accessible for operation and maintenance, equipment shall be removed and reinstalled or remedial action performed as directed at no additional cost to the Government.

2. The term "conveniently accessible" is defined as capable of being reached without the use of ladders, or without climbing or crawling under or over obstacles such as motors, fans, pumps, belt guards, transformers, high voltage lines, piping, and ductwork.

3.2 MOTOR AND DRIVE ALIGNMENT

A. Belt Drive: Set driving and driven shafts parallel and align so that the corresponding grooves are in the same plane.

B. Direct-connect Drive: Securely mount motor in accurate alignment so that shafts are free from both angular and parallel misalignment when both motor and driven machine are operating at normal temperatures.

3.3 LUBRICATION

Field check and lubricate equipment requiring lubrication prior to initial operation.

3.4 STARTUP AND TEMPORARY OPERATION

Start up equipment as described in equipment specifications. Verify that vibration is within specified tolerance prior to extended operation.

Temporary use of equipment is specified in Section 01 00 00, GENERAL

REQUIREMENTS, Article, TEMPORARY USE OF MECHANICAL AND ELECTRICAL

EQUIPMENT.

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Department of Veterans Affairs, Audiology Renovation

3.5 OPERATING AND PERFORMANCE TESTS

A. Prior to the final inspection, perform required tests as specified in

Section 01 00 00, GENERAL REQUIREMENTS, Article, TESTS and submit the test reports and records to the Resident Engineer.

B. Should evidence of malfunction in any tested system, or piece of equipment or component part thereof, occur during or as a result of tests, make proper corrections, repairs or replacements, and repeat tests at no additional cost to the Government.

C. When completion of certain work or system occurs at a time when final control settings and adjustments cannot be properly made to make performance tests, then make performance tests for heating systems and for cooling systems respectively during first actual seasonal use of respective systems following completion of work.

3.6 INSTRUCTIONS TO VA PERSONNEL

Provide in accordance with Article, INSTRUCTIONS, of Section 01 00 00, GENERAL REQUIREMENTS.

- - - E N D - - -

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Department of Veterans Affairs, Audiology Renovation

SECTION 21 10 00

WATER -BASED FIRE - SUPPRESSION SYSTEMS

1 .1 DESCRIPTION

A. The design and installation of a hydraulica lly calculated automatic fire sprinkler system complete and ready for operation , for the entire renovation including the penthouse , mechanical equipment rooms, attic space, elevator machine rooms , elevator pits, linen and trash chutes , and accessible shafts.

B. Installation of new sectional valves in the sprinkler system feed mains as indicated on the drawings.

C. Modification of the existing sprinkler system as indicated on the drawings. Size system by pipe schedule in accordance with NFPA 13 and

NFPA 14 the latest editions.

D. Provide access doors or panels where control or drain valves are located behind plaster or gypsum walls or ceilings as necessary to install piping above suspended plaster or gypsum ceilings.

J . Painting of exposed piping and supports to follow Section 09 91 00, PAINTING.

1 .2 RELATED WORK

A . Treatment of penetrations through rated enclosures: Section 07 84 00, FIRESTOPPING.

B. Access panels for plaster ceilings : Section 08 31 13, ACCESS DOORS AND

FRAMES .

C . Painting of exposed pipe: Section 09 91 00 , PAINTING.

D. Section 21 05 11, COMMON WORK RESULTS FOR FIRE SUPPRESSION .

E. Alarm Supervision: Section 28 31 00, FIRE DETECTION AND ALARM .

F . Section 01 33 23 , SHOP DRAWINGS, PRODUCT DATA , AND SAMPLES.

1 .3 DESIGN CRITERIA

A. The design, materials, equipment, installation , inspection , and testing of the automatic sprinkler system shall be in accordance with the required advisory provisions of NFPA 13 .

Exception to NFPA Fire Codes are as follows:

1. Sprinklers are not required in interstitial areas, except along AGV track systems if the vehicle is combustible.

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B. Base system design hydraulic calculations using the area/density method on the following criteria and in accordance with NFPA 13 latest edition.

1. Sprinkler Protection:

a. All patient care , sleeping, treatment, office , waiting areas, educational areas, dining areas, corridors and attics: Light hazard , (0.10 gpm/sq. ft.) over the hydraulically most remote

140 m2 (1500 sq. ft.).

b. Kitchen , Mechanical Eqipment Rooms, Transformer Rooms, Electrical Switchgear Rooms, Electric Closets, Elevator Shafts

(if required), Elevator Machine Rooms, Refrigeration Service

Rooms, and storage between 9 and 23 m 2 (100 and 250 sq. ft.)

Ordinary Hazard, Group 1, 6.1 L/minute/m 2 (0.15 gpm/sq. ft.) over the hydraulically most remote 140 m 2 (1500 sq. ft.).

c. Clean and soiled linen rooms, trash rooms, clean and soiled utility rooms, laundry, laboratories, retail sales and storage rooms, storage room over 23 m 2 (250 sq. ft.), boiler plants, loading docks, warehouse spaces, energy centers, Pharmacy and SPD areas: Ordinary Group 2 , 8 .1 L/minute/m 2 (0.20 gpm/sq . ft.) over the hydraulically most remote 140 m 2 (1500 sq. ft.).

d. File Storage Areas with "Rolling Files" Racks: Ordinary Group 2 for the entire area of the space up to 140 m 2 (1500 sq . ft.) area of sprinkler operation.

e. Supply warehouse with storage height less than 3650 mm (12 ft.

high): Ordinary Hazard Group 2. Storage height exceeding 3650 mm

(12 ft.), per NFPA 13 latest edition.

f. Provide sprinklers in accessible shafts per NFPA 13 latest edition.

g. Provide sprinklers in gravity type metal chutes per NFPA 82.

2. Add water allowance of 15 L/s (250 gpm) for inside and outside hose streams to the sprinkler requirements at the connection to the distribution main.

3. Hydraulic Calculations: The calculated demand including hose stream requirements shall fall no less than 10 percent below the available supply curve.

4. Water Supply:

a. Elevation of static and elevation of residual test gage: 600 mm

(2 ft.) above site grade

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b. Static pressure: - kPa (psi)

c. Residual pressure: - kPa (psi)

d. Flow: L/s (gpm ) e . Date: Time: - C . For each sprinkler zone provide a control valve , flow switch, self-contained test, drain assembly and pressure gage.

D. Provide a separate sprinkler valve for each traction elevator machine room and other areas as required by NFPA 13 latest edition.

E . Pro ide a guard for each sprinkler in the janitors ' closets, the elevator machine room and sprinklers within 2100 mm (7 ft.) of the floor and other areas as required by NFPA 13.

F . Locate sprinklers in patient bedrooms assuming all privacy curtains have 13 mm (1/2 in.) openings in mesh extending 450 mm (18 in.) from ceiling.

G . Seismic Protection: Seismically brace all new and existing piping systems in accordance with Zone of NFPA 13 latest edition.

1 .4 QUALIFICATIONS:

A. Designer' s Qualifications: Design work and shop drawings shall be prepared by a licensed engineer practicing in the field of Fire

Protection Engineering or a NICET (National Institute for Certification in Engineering Technologies) Level III sprinkler technician .

B. Installer 's Qualifications: The installer shall possess a valid State fire protection contractor's license. The installer shall provid e documentation of having successfully completed three projects of similar size and scope .

C. On-site emergency service within four hours notification .

1.5 SUBMITTALS

A. Submit as one package in accordance with Section 01 33 23 , SHOP

DRAWINGS, PRODUCT DATA, AND SAMPLES .

B. Sprinkler design shall be done by a certified professional. All plans shall be stamped by qualified P .E.

C. Emergency service point of contact name and 24 hour emergency telephone number.

D . Manufacturer's Literature and Data :

1 . Pipe and fittings.

2. Valves

3. Drips

4. . Sprinklers-each type, temperature and model

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5. Inspectors Test Alarm Modules

6. Sprinkler Plugs

7. Pressure Gages

8. Pressure Switches

9. Pipe Hangers and Supports

10. Water Flow Switches

11. Valve Tamper Switches

16. Water Measuring Device

17. Valve Cabinet

E . Detailed drawings in accordance with NFPA 13 the latest editions .

Drawings shall be prepared using CADD software stamped by fire protection professional engineer and include all new and existing sprinklers and piping. Use format in use at the VA medical center .

Drawings are subject to change during the bidding and construction periods. Any wall and ceiling changes occurring prior to the submittal of contractors shop drawings shall be incorporated into the contractors detailed design at no additional contract cost.

F. Hydraul ic calculations for each sprinkler system in accordance with

NFPA 13 latest edition.

G. Operation and Maintenance Data:

1. Indicating Valves

2 . Water Flow and valve tamper switches

3 . Alarm Valves

4. Pre-action Valves

5. Air Compressor

6. Fire Pump

7 . Excess Pressure Pump

8. Copy of NFPA 25

H. Recommended preventive maintenance schedule.

1.6 AS-BUILT DOCUMENTATION

A . A Mylar as-built drawing and two blueline copies shall be provided for each drawing. One copy of final CADD drawing files shall also be provided on 89 mm (3 1/2 in.), 1.44 mb diskette , for each drawing.

Really?

B . Four sets of manufacturer 's literature and data updated to include submittal review comments and any equipment substitutions.

c . Four sets of hydraulic calculat ions for each sprinkler system updated to include submittal review comments and any changes to the

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Department of Veterans Affairs, Audiology Renovation installation which affect the calculations including one electronic set in PDF format.

D . Four copies of the hydrostatic report and NFPA 13 material and test certificate for each sprinkler system.

E. Four sets of operation and maintenance data updated to include submittal review comments and any equipment substitutions including one copy of NFPA 25.

F. Manufacturers literature, hydraulic calculations , reports and operation and maintenance data shall be in a labeled 3-ring binder.

1.7 WARRANTY

A. All work performed and materials and equipment furnished under this contract shall be free from defects for a period of one year from date of acceptance by the government.

B. All new piping and equipment incorporated into the new system shall be hydrostatically tested and warranted as new.

1.8 APPLICABLE PUBLICATIONS

A. Publications listed below form a part of this specification to the extent referenced. The publications are referenced in the text by the basic designation only.

B. National Fire Protection Association (NFPA)

13-2010 ............. ....Installation of Sprinkler Systems

14-2010 .................Installation of Standpipe and Hose Systems

17A-2009 ................Standard for wet chemical extinguishing systems

20-2003 . ................Installation of Centrifugal Fire Pump

24-2010 ............... . .Installation of Private Fire Service Mains and

Their Appurtenances

25-2011 ................ .Inspection, Testing and Maintenance of water

Based Fire Protection Systems

70-2011 .................National Electrical Code

72-2010 .... ........... . .National Fire Alarm Code

82-2009 ... ..............Incinerators, Waste and Linen Handling Systems and Equipment

170-2009 . ...............Standards for Fire Safety Symbols

291-2010 ................Fire Flow Testing and Marking of Hydrants

C. Underwriters Laboratories Inc . (UL)

2011 ....................Fire Protection Equipment Directory

D. Factory Mutual Engineering Corporation (FM)

2010 ....................Approval Guide

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E . American Society for Testing and Materials (ASTM)

F442-09 . ........ ........Chlorinated Poly (Vinyl Chloride) (CPVC)

Plastic Pipe

F. American Society of Sanitary Engineering (ASSE)

1015-2009 ....... ........Double Check Backf low Prevention Assembly

G. Not Used.

H . Contractor shall provide all necessary test equipment, parts and labor to perform required maintenance.

I. All inspections, testing and maintenance work required by NFPA 25, NFPA

20, NFPA 13 and recommended by the equipment manufacturer shall be provided. Work shall include operation of sprinkler system alarm and supervisory devices.

J . Maintenance and testing shall be performed on a quarterly basis. A computerized preventive maintenance schedule shall be provided and shall describe the protocol for preventive maintenance of equipment.

The schedule shall include a systematic examination, adjustment , and cleaning of all equipment .

K . Non-included Work: Maintenance service shall not include the performance of any work due to improper use , accidents or negligence for what the contractor is not responsible.

L. Service and emergency personnel shall report to the Engineering Office or their authorized representative upon arrival at the hospital and again upon the completion of the required work . A copy of the work ticket containing a complete description of work performed and parts replaced shall be provided.

M . Emergency Service:

1. Normal and overtime emergency call-back service shall consist of an on-site response to calls within four hours of notification.

2. Overtime emergency call-back service shall be limited to minor adjustments and repairs to affect the integrity of the system.

3. The sprinkler system must be operational before the responding service person leaves the facility.

PART 2 - PRODUCTS

2.1 GENERAL

Al l devices and equipment shall be Underwriters Laboratories Inc.

listed for their intended purpose. All sprinklers shall be Factory

Mutual approved.

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2 .2 PIPING AND FITTINGS

A. Pipe and fittings from inside face of building 300 mm (12 in .) above finished floor to a distance of approximately 1500 mm (5 ft.) outside building: Ductile Iron, flanged fittings and 316 stainless steel bolting.

B. Fire Protection water supply within the building up to sprinkler system isolation valves shall be black steel , per NFPA 13.

C. Sprinkler piping downstream of the isolation valve on wet-pipe systems shall be black steel.

D. Sprinkler piping of a dry pipe system shall be galvanized . Schedule 40 minimum.

E. MRI Suite: Copper .

F. Threaded or flanged fittings shall be ANSIBl 6.3 cast iron, class 125 minimum . Threaded fittings are not permitted on pipe with wall thickness less than schedule 40.

G . All fittings on galvanized piping shall be galvanized in accordance with ASTM A53.

H. Slip type or clamp-on type rubber gasketed fittings shall be listed for each piping application.

I. Piping Materials Standards :

1 . Ferrous piping - follow ASTM A 795 Standard

2 . Welded and seamless steel pipe - follow ANSI/ASTM A 53

3 . Wrought steel pipe - follow ANSI/ASME 836 .lOM

4 . Electric resistance welded steel pipe - follow ASTM A 135

5 . Seamless copper tube - follow ASTM B 75

6 . Seamless copper water tube - follow ASTM B 88

7 . Wrought seamless copper and copper alloy tube - follow ASTM B 251

8 . Fluxes for soldering applications of copper and copper alloy tube -follow ASTM B 813

9. Brazing filler metal - follow AWS A5.8

10. Solder metal, 95- 5 - follow ASTM B 32

11. Alloy material - follow ASTM B 446

12. Non-metall ic piping CPVC pipe - follow ASTM F 442

J . Fitting Materials Standards:

1. Cast iron threaded fitting, Class 125 and 250 - follow ASME B16.4

2 . Cast iron pipe flanges and flanged fittings - follow ASME B16.1

3. Malleable iron threaded fittings , Class 150 and 300 steel - follow

ASME B16.3

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Department of Veterans Affairs, Audiology Renovation

4. Factory made wrought steel buttweld fittings - follow ASME B16.9

5. Buttwelding ends for pipe, valves, flanges, and fitting - follow

ASME B16.25

6. Wrought copper and copper alloy solder joint pressure fittings -follow ASME B16.22

7. Cast copper alloy solder joint pressure fitting - follow ASME B16.18

8. Chlorinated polyvinyl chloride (CPVC) - follow ASTM F 437

K. Pipe Identification - All pipe , including specially listed pipe allowed by NFPA 13, shall be marked continuously along its length by the manufacturer in such a way as to properly identify the type of pipe .

Pipe identification shall include the manufacturer 's name, model designation, or schedule .

2.3 VALVES

A. Listed Indicating Valves:

1. Gate: OS&Y, 2400 kPa (350 psi )-Water Working Pressure (WWP)

2. Butterfly: Gear operated , indicating type, 2400 kPa (350 psi ) water working pressure (WWP). Butterfly valves are to be installed in a manner that does not interfere with the operation of any system component.

3 . Ball (inspectors test and drain only): iron body, stainless steel trim, for 2050 kPa (300 psi) service, indicating type.

4. Ball and butterfly valves shall not be used on incoming water service, and on the suction side of either the fire pump or jockey pump.

B. Check Valves: Swing type, rubber faced or wafer type spring loaded butterfly check valve, 2400 kPa (350 lb.) water working pressure (WWP)

C. Alarm Check: Iron body, bronze mounted, variable pressure type with retarding chamber. Provide basic trimmings for alarm test by pass, gages, drain connections, mounting supports for retarding chamber, and drip funnel . Provide pressure sensitive alarm switch to actuate the fire alarm system.

D. Drain Valves: Threaded bronze angle , globe, ball or butterfly, 4100 kPa

(600 psi), Water or gas (WOG) equipped with reducer and hose connection with cap or connected to a drain line.

E. Self -contained Test and Drain Valve:

1 . Ductile iron body with bronze "Drainn and "Test n bonnets . Acrylic sight glass for viewing test flow. Various sized orifice inserts to simulate flow through 14 mm (17/32 in.), 13 mm (1/2 in.), 12 mm

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Department of Veterans Affairs, Audiology Renovation

(7/16 in.), and 10 mm (3/8 in.) diameter sprinklers, 32 mm

(1 1/4 in.) female threaded outlets or 32 mm (1 1/4 in.) one-quarter turn locking lug outlets for plain end pipe (end preparation to be in accordance with manufacturer's recommendatio n ).

2. Bronze body, with chrome plated bronze ball, brass stem, steel handle, Teflon seat and sight glasses. Provide valve with three position indicator plate (off, test , and drain), 6 mm (1/4 in.)

tapping for pressure gage and various other orifice inserts to simulate flow through 10 mm (3/8 in.), 12 mm (7/16 in.), 13 mm

(1/2 in.), and 14 mm (17/32 in.) diameter sprinklers.

F. Dry Pipe Valve: Flanged, iron body. Provide basic trimmings for alarm test bypass, water flow alarm, high and low pressure switches, gages, drain connections, drip funnel, accelerator and necessary pipe, fittings and accessories required to provide a complete installation.

G. Standpipe Hose Valve: 65 mm (2 1/2 in.) screwed, brass hose angle valve, 2400 kPa (350 psi) water working pressure, WWP, male hose threads same as local fire department service, 65 mm x 40 mm (2 1/2 in.

x 1 1/2 in.) reducer, and with permanently attached polished brass cap and chain: Provide for valves installed in a cabinet a 65 mm

(2 1/2 in.) attached cap and chain and a 65 mm x 40 mm (2 1/2 in. x

1 1/2 in.) reducer placed in cabinet.

H . Standpipe hose valve cabinets: Cabinets shall be white glossy polyester coated 20 gage steel with continuous steel hinge with brass pin, recessed type 600 x 600 x 250 mm (24 x 24 x 10 in.).

I. Double Check Backflow Prevention Assemb ly: Provide two independent check valves with OS&Y shut off valves, ball type test cocks. Maximum friction loss through assembly shall not exceed 35 kPa (5 psi) at design flow. Unit shall be functional in vertical or horizontal position, rated for 1200 kPa (175 psi) working pressure. Check valve assembly shall be in accordance with AWWA Class D. Double check backflow prevention assembly shall be FM approved, ASSE approved and UL listed.

2 .4 AUTOMATIC BALL DRIPS

Cast brass 20 mm (3/4 in.) in line automatic ball drip with both ends threaded with iron pipe threads.

2.5 SPRINKLERS

A. Quick response sprinklers shall be standard type except as noted below.

The maximum distance from the deflector to finished ceiling shall be

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Department of Veterans Affairs, Audiology Renovation

50 mm (2 in.) for pendent sprinklers. Pendent sprinklers in finished areas shall be provided with semi-recessed adjustable screwed escutcheons and installed within the center one-third of their adjustment. The sprinkler shall be installed in the flush position with the element exposed below the ceiling line. At the specified locations, provide the following type of sprinklers. All sprinklers except

"institutional " type sprinklers shall be FM approved.Provide quick response sprinklers in all areas , except where specifically prohibited by their listing or approval, and the following:

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Department of Veterans Affairs, Audiology Renovation

LOCATION TYPE

Mechanical Equipment Rooms, Electrical & Electrical Switch

Gear Rooms

Quick Response, Upright or Telephone Closets, Transformer Vaults Pendent Brass [93 oc

(200 °F)l Elevator Shafts, Dumbwaiter

Shafts, Elevator Machine Rooms, Elevator Pits

Standard Upright or Sidewall Brass [93 oc (200 °F)l

Gravity Type Linen & Trash Chutes Standard Upright or Pendent Brass [66-74 oc (150-165 °F)l

Warehouse [Storage under 36O O mm (12 ft.))

Quick Response, Pendent or Upright, Brass [77-74 oc (150-

165 °F)l warehouse [Storage over 3600 mm

(12 ft.)l See NFPA 13

Cold rooms, Freezers, Controlled Temperature Rooms and Unheated

Areas

Standard Pendent, Dry Type [66- 74 oc (150-165 °F)l

Kitchen Hoods, Exhaust Ducts & Duct Collars

Standard Pendent or Upright (Extra High Temperature [163-191 oc (325-

375 op .)J Generator Rooms Standard Pendent or Upright

[141 oc (286 o p) J

Mental Health and Behavioral Unit:

Nursing Bedroom, Toilets and all areas with plaster/ dry wall ceilings within the area

Institutional Quick Response;

Chrome plated with 85 lb.

breakaway, Pendent, Horizontal Sidewall [66-74 oc (150-165 o p) J

Patient Sleeping, Patient Bathrooms, and Corridors within a

Patient Ward

Residential, Quick Response, Recessed Pendent , Chrome Plated, [66-74 oc (150-165 °F)l All Patient Treatment , Elevator

Lobbies and Corridors Quick Response, Recessed Pendent , Chrome Plated [66-74 oc [150- 165 op)J

Operating Rooms , Radiology Rooms, Nuclear Medicine Rooms

Quick Response, Recessed Pendent, Chrome Plated , Sidewall [66-74 oc

(150-165 °F)l All Areas Not Listed Above Quick Response, Recessed Pendent, Sidewall, Chrome Plated [66-74 oc (150- 165 °F)l

B . Do not use quick response sprinklers in the same sprinkler zone with other sprinklers types. In sprinkled light hazard patient zones that are expanded into fully sprinkled zones, revise the existing system to contain quick response sprinklers .

C. Sprinklers to be installed as per NFPA 13.

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2.7 TOOLS AND REPLACEMENT PARTS

A. Sprinkler Cabinet:

1. Provide a minimum 5 percent spare sprinklers with escutcheons with a minimum of two of each type/or as required by NFPA-13, whichever is more demanding .

2. Provide a minimum of two of each type sprinkler wrenches used.

3. Install cabinets in each building where directed by the Resident

Engineer.

4. Spare sprinklers shall be kept in a cabinet where ambient temperatures do not exceed 100 Deg F.

B . Sprinkler system water flow switch: one of each size provided.

C. Sprinkler system valve tamper switch: one of each type provided.

D. Sprinkler system pressure switch: one of each type provided .

E. Provide two sprinkler plugs attached to multi-section extension poles

2400 mm (8 ft.) minimum.

2.8 IDENTIFICATION SIGNS

Provide for all new and existing sectional valves, riser control valves , system control valves , drain valves , test and drain connections and alarm devices with securely attached identification signs (enamel on metal) in accordance with NFPA 13.

2.9 HANGERS AND EARTHQUAKE BRACING

In accordance with NFPA 13 and 14. Comply with seismic requirements as per 15050 for seismic zone locations .

2 .10 WATERFLOW SWITCHES

A. Integral , mechanical, non-coded, non-accumulative retard type , with two sets of SPDT auxiliary contacts and adjustable from O to 90 seconds.

Set flow switches at an initial setting between 20 and 30 seconds.

B. All conduit and wiring connected thereto shall be provided in Section

28 31 00, FIRE DETECTION AND ALARM.

2.11 VALVE SUPERVISORY SWITCHES

A. Provide each indicating sprinkler, standpipe and fire pump control valve with adequate means for mounting a valve supervisory switch.

B. Mount switch so as not to interfere with normal operation of the valve and adjust to operate within two revolutions toward the closed position of the valve control, or when the stem is moved no more than one fifth of the distance from its normal position.

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Department of Veterans Affairs, Audiology Renovation

C. The mechanism shall be contained in a weatherproof die cast aluminum housing, which shall provide a 20 mm (3/4 in.) tapped conduit entrance and incorporate the necessary facilities for attachment to the valves.

D. Switch housing to be finished in red baked enamel.

E. Supervisory switches for ball and butterfly valves may be integral with the valve.

F. All conduit and wiring connected thereto shall be provided in Section

28 31 00, FIRE DETECTION AND ALARM.

2.12 PRESSURE SWITCHES

A. Provide with 15 mm (1/2 in.) NPT male pressure connection.

B. Alarm switch shall be activated by any flow of water equal to or in excess of the discharge from one sprinkler .

C. Supervisory switch shall be activated by either high or low air pressure condition.

D. Furnish switch in a red baked enamel , weatherproof , oil resistant housing with tamper resistant screws.

2.13 WALL, FLOOR AND CEILING PLATES

A. Exposed piping passing through walls , floors or ceilings shall be provided with chrome colored escutcheon plates .

B. Comply with NFPA 101 Fire Barrier Penetration codes.

2 .14 KITCHEN VENTILATOR HOOD FIRE PROTECTION

A. Provide piping from the building sprinkler system to the stub-out point on the ventilator control cabinet.

B. Water pressure at the control cabinet shall be a minimum of 276 kPa

(40 psi), maximum 552 kPa (80 psi) . Provide a pressure reducing valve if the water pressure exceeds 552 kPa (80 psi).

C. Activation of the flow switch shall shut off the electrical equipment and initiate a local alarm and the fire alarm for the affected zone.

2.15 PRESSURE GAUGE

A. Provide a 690 kPa (100 psi) pressure gauge at each flow alarm switch location, at the top of each sprinkler or standpipe riser, at each main drain connection, and on the suction and discharge of the fire pump.

2.16 HANGERS

A. Hangers shall be designed to support five times the weight of the water filled pipe plus 250 Lb (114Kg) at each point of piping support.

B. These points of support shall be adequate to support the system.

C. The spacing between hangers shall not exceed the value given for the type of pipe as indicated in NFPA 13 tables.

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Department of Veterans Affairs, Audiology Renovation

D. Hanger components shall be ferrous.

E. Detailed calculations shall be submitted , when required by the reviewing

Authority, showing stress developed in hangers , piping , fittings and safety factors allowed.

PART 3 - EXECUTION

3.1 INSTALLATION

A. Supervisory Switches: For each indicating sprinkler zone control valve, provide a supervisory switch that is connected to the fire alarm system. Standpipe hose valves and test and drain valves shall not be provided with supervisory switches.

B. Waterflow Switches: For each sprinkler zone and where indicated on drawings, provide a waterflow switch. Install waterflow switch and adjacent valves in easily accessible locations.

C. Sprinkler Zone: Each sprinkler zone shall coincide with each smoke zone.

D. Piping connections:

1. Sprinkler System Only: Start at flanged outlet within the building at exterior wall.

E. Drains, Test Pipes and Accessories:

1. Provide a drain at base of risers, drain connection on valved sections, and drains at other locations for complete drainage of the system. Provide valve in drain lines and connect to the central drain riser. Discharge riser outside over splash block, indirectly over standpipe drain connected to storm sewer, or as indicated. The main drain shall be capable of full discharge test without allowing water to flow onto the floor.

2. Provide test pipes in accordance with NFPA 13. Test pipes shall be valved and piped to discharge through proper orifice as specified above for drains.

F. Conceal all piping, except in pipe basements, stairwells and rooms without ceilings.

H. Install new piping and sprinklers aligned with natural building and other sprinklers lines.

I. Piping arrangement shall avoid contact with other piping and equipment and allow clear access to other equipment or devices requiring access or maintenance .

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J . Cutout disks, which are created by cutting holes in the walls of pipe for flow switches and non-threaded pipe connections , shall be affixed near to the pipe where the originated. They shall be displayed until final inspection and then removed.

K. Firestopping shall comply with Section 07 84 00, FIRESTOPPING . All holes through stairways , smoke barrier walls, and fire walls shall be sealed on a daily basis.

L. Provide hydraulic design information signage as required by NFPA 13.

M. Install access doors in ceilings of rooms where above ceiling access is required.

3.2 TEST

A. Automatic Sprinkler System: NFPA 13 and 25.

3.3 INSTRUCTIONS

Furnish the services of a competent instructor for not less than two four-hour periods for instructing personnel in the operation and maintenance of the fire pump and sprinkler system, on the dates requested by the COTR.

- - - END - - -

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Department of Veterans Affairs, Audiology Renovation

SECTION 21 13 13

WET-PIPE SPRINKLER SYSTEMS

1.1 SCOPE OF WORK

A. Design, installation and testing shall be in accordance with NFPA 13 except for specified exceptions.

B. The design and installation of a hydraulically calculated automatic wet system complete and ready for operation, for all renovated portions of

Building B108, including the, mechanical equipment rooms, attic space, telephone rooms.

D. Modification of the existing sprinkler system as indicated on the drawings and as further required by these specifications.

1.2 RELATED WORK

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

B. Section 07 84 00, FIRESTOPPING, Treatment of penetrations through rated enclosures.

C. Section 09 91 00, PAINTING.

D. Section 21 10 00, WATER-BASED FIRE-SUPPRESSION SYSTEMS, Dry sprinklers, fire pumps, etc.

E. Section 28 31 00, FIRE DETECTION AND ALARM, Connection to fire alarm of flow switches, pressure switches and valve supervisory switches.

F. Section 21 05 11 COMMON WORK RESULTS FOR FIRE SUPPRESSION

1.3 QUALITY ASSURANCE

A. Installer Reliability: The installer shall possess a valid State of Texas fire sprinkler contractor's license. The installer shall have been actively and successfully engaged in the installation of commercial automatic sprinkler systems for the past ten years.

B. Materials and Equipment: All equipment and devices shall be of a make and type listed by UL and approved by FM, or other nationally recognized testing laboratory for the specific purpose for which it is used. All materials, devices, and equipment shall be approved by the VA.

C. Submittals: Submit as one package in accordance with Section 01 33 23, SHOP DRAWINGS, PRODUCT DATA, AND SAMPLES. Prepare detailed working drawings that are signed by a NICET Level III or Level IV Sprinkler

Technician or stamped by a Registered Professional Engineer practicing in the field of Fire Protection Engineering. As Government review is for technical adequacy only, the installer remains responsible for

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Department of Veterans Affairs, Audiology Renovation correcting any conflicts with other trades and building construction that arise during installation. Partial submittals will not be accepted.

Material submittals shall be approved prior to the purchase or delivery to the job site. Suitably bind submittals in notebooks or binders and provide index referencing the appropriate specification section.

Submittals shall include, but not be limited to, the following:

1. Qualifications:

a. Provide a copy of the installing contractors fire sprinkler contractors license.

b. Provide a copy of the NICET certification for the NICET Level III or Level IV Sprinkler Technician who prepared and signed the detailed working drawings unless the drawings are stamped by a

Registered Professional Engineer practicing in the field of Fire

Protection Engineering.

2. Drawings: Submit detailed 1:100 (1/8 inch) scale (minimum) working drawings conforming to NFPA 13. Include a site plan showing the piping to the water supply test location.

3. Manufacturers Data Sheets:

a. For backflow preventers, provide flow test curves from UL, FM, or the Foundation for Hydraulic Research and Cross-Connection Control to verify pressure loss calculations.

b. Provide for materials and equipment proposed for use on the system. Include listing information and installation instructions in data sheets. Where data sheet describes items in addition to that item being submitted, clearly identify proposed item on the sheet.

4. Calculation Sheets: Submit hydraulic calculation sheets in tabular form conforming to the requirements and recommendations of NFPA 13.

5. Final Document Submittals: Provide as-built drawings, testing and maintenance instructions in accordance with the requirements in

Section 01 33 23, SHOP DRAWINGS,…