B08_Attach 1 Specs_CRLA Final CD Div 21-33.pdf

CRATER LAKE NATIONAL PARK

Klamath County, Oregon

CORRECT STRUCTURAL DEFICIENCIES

& STABILIZE STEEL VISITOR CENTER

CRLA

PMIS NO. 198641

FINAL CONSTRUCTION DOCUMENTS

SPECIFICATIONS: DIVISIONS 21 – 33

VOL. 3 OF 4

NATIONAL PARK SERVICE

DENVER SERVICE CENTER

November 20, 2020

CRLA - 198641 00 01 10 – V3-1

TABLE OF CONTENTS

SECTION 00 01 10 - TABLE OF CONTENTS

Division Section Title Pages

SPECIFICATIONS GROUP

VOLUME 3

DIVISION 21 – FIRE SUPPRESSION

21 05 00 Common Work Results for Fire Suppression

DIVISION 22 – PLUMBING

22 05 00…….

Common Work Results for Plumbing

22 05 05…….

Selective Demolition for Plumbing

22 05 19……. Meters and Gages for Plumbing Piping

22 05 29……. Hangers and Supports for Plumbing Piping & Equipment

22 05 48……. Vibration and Seismic Controls for Plumbing Piping & Equipment

22 05 53……. Identification for Plumbing Piping & Equipment

22 07 00……. Plumbing Insulation

22 10 00……. Plumbing Piping

22 30 00……. Plumbing Equipment

22 40 00……. Plumbing Fixtures

DIVISION 23 – HEATING, VENTILATING, AND AIR CONDITIONING

23 05 00……. Common Work Results for HVAC

0 23 05 05……. Selective Demolition for HVAC

23 05 29……. Hangers and Supports for HVAC Piping and Equipment

23 05 48……. Vibration and Seismic Controls for HVAC Piping, Ductwork and Equipment 0 23 05 53……. Identification for HVAC Piping, Ductwork and Equipment

23 05 93……. Testing, Adjusting, and Balancing for HVAC

23 07 00……. HVAC Insulation

23 08 00……. Commissioning of HVAC …………………………………………………………… 3

23 09 00……. Instrumentation and Control for HVAC

23 09 93……. Sequence of Operations for HVAC Controls

23 31 00……. HVAC Ducts and Casings

23 33 00……. Air Duct Accessories

23 34 00……. HVAC Fans 23 37 00……. Air Outlets and Inlets

23 72 00……. Air to Air Energy Recovery Equipment

23 82 00……. Convection Heating and Cooling Units

23 82 16……. Air Coils

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DIVISION 26 – ELECTRICAL

26 01 26……. Maintenance Testing of Electrical Systems

26 05 00……. Common Work Results for Electrical

26 05 05……. Selective Demolition for Electrical

26 05 19……. Low-Voltage Electrical Power Conductors and Cables

26 05 26……. Grounding and Bonding for Electrical Systems

26 05 29……. Hangers and Supports for Electrical Systems

26 05 33……. Raceway and Boxes for Electrical Systems

26 05 48……. Vibration and Seismic Controls for Electrical Systems

26 05 53……. Identification for Electrical Systems

26 05 73……. Power System Studies……

26 05 80……. Heating Cables

26 09 19……. Enclosed Contractors

26 09 23……. Lighting Control Devices

26 21 00……. Low-Voltage Electrical Service Entrance

26 24 16……. Panelboards

26 27 26……. Wiring Devices

26 28 16……. Enclosed Switches and Circuit Breakers

26 29 13……. Enclosed Controllers

26 50 00……. Lighting

DIVISION 27 – COMMUNICATIONS

27 05 33……. Conduit and Backboxes for Telecom Systems ………………………………………. 9

27 05 36……. Cable Trays for Communication Systems

27 10 00……. Structured Cabling

DIVISION 28 – ELECTRONIC SAFETY AND SECURITY

28 46 00……. Fire Detection and Alarm

DIVISION 31 – EARTHWORK

31 10 00……. Site Clearing

31 20 00……. Earth Moving

DIVISION 32 – EXTERIOR IMPROVEMENTS

32 12 16……. Asphalt Paving

32 13 13……. Concrete Paving

32 13 73……. Concrete Paving Joint Sealants

32 91 13……. Soil Preparation

32 92 00……. Turf and Grasses

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DIVISION 33 – UTILITIES

33 10 00……. Water Utilities

33 30 00……. Sanitary Sewage Utilities

33 40 00……. Storm Drainage Utilities

CRLA - 198641 21 05 00 - 1

COMMON WORK RESULTS FOR FIRE SUPPRESSION

SECTION 21 05 00 – COMMON WORK RESULTS FOR FIRE SUPPRESSION

PART 1 - GENERAL

1.1 SECTION INCLUDES

A. Wet Pipe Sprinkler System.

B. Dry Pipe Sprinkler System.

C. Fire Department Connections.

D. System Design, Materials, Installation, and Certification.

E. System Supervision Alarms.

1.2 SCOPE DESCRIPTION

A. Provide complete wet and dry automatic fire sprinkler systems, hydraulically calculated to protect the entire facility, complete and in operating order. These fire protection systems shall be in compliance with the contract documents, applicable codes and standards, as well as the Authority having jurisdiction. Sprinklers shall be installed throughout the building – all interior spaces, outside roof canopies, attic, mechanical room, and Snow Tunnel - utilizing systems compatible with the specific application.

1.3 SPECIAL REQUIREMENTS

A. The structure is listed on the National Register of Historic Places and contains construction elements that require special handling. In addition, there are numerous new structural elements, which may be provided with penetrations for pipe routing provided there is close coordination with the Structural engineer. All work intended to modify new or existing building elements shall be approved by the NPS Contracting officer prior to installation. The proposed sprinkler head layout in the drawings intends to provide minimal impact to the historic integrity of the building and should be followed as closely as practicable.

B. The contractor shall conceal all piping with walls, floors and ceilings, to the greatest extent practicable. All locations where piping may be exposed shall be approved by the NPS Contracting Officer prior to installation.

C. Provide complete interface with electrical/transformer rooms and areas in compliance with the NEC. Apply the following practices:

1. Route no piping through electrical rooms with the following exceptions:

a. Branch piping supplying sprinklers protecting the electrical room. Note: This branch piping shall not exit the electrical room to supply additional sprinklers outside the room.

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2. No piping shall be routed above electrical panels in compliance with the NEC.

3. Baffles, as described in NFPA 13, shall be provided to prevent direct sprinkler discharge onto electrical panels.

D. Provide complete interface with building smoke and fire alarm system as described in Section 28 46 00 – Fire Detection and Alarm.

E. Provide valve supervision, water flow alarms, and trouble signal monitoring at building fire alarm panel. Remote monitoring and notification are described in Section 28 46 00 - Fire Detection and Alarm: Notification Appliances.

1.4 CODES AND STANDARDS

A. IBC Latest Adopted Edition.

B. NEC Latest Adopted Edition.

C. UPC Latest Adopted Edition.

D. IMC Latest Adopted Edition.

E. IFC Latest Adopted Edition.

F. NFPA 13 Standard for the Installation of Sprinkler Systems, latest adopted edition.

G. NFPA 13R Standard for the Installation of Sprinkler Systems in Residential Occupancies up to Four Stories in Height, latest adopted edition.

H. NFPA 25 Water-Based Fire Protection Systems, latest adopted edition.

I. NFPA 291, Recommended Practice for Fire Flow Testing and Marking of Hydrants, latest adopted edition.

J. ASCE Standard 7, Minimum Design Loads for Buildings and Other Structures, latest adopted edition.

1.5 RELATED WORK

A. Division 02, Sitework.

B. Section 09 90 00, Painting and Coating.

C. Section 22 05 00, Common Work Results for Plumbing.

D. Section 23 05 00, Common Work Results for HVAC.

E. Section 26 05 03, Equipment Wiring Connections.

F. Section 28 31 00, Fire Detection and Alarm.

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1.6 REFERENCES

A. AWWA C510 Backflow Prevention Devices reduced pressure type and double check valve type.

B. USC University of Southern California: Foundation for Cross-connection Control and Hydraulic Research.

1.7 QUALITY ASSURANCE

A. Unless otherwise noted, this is substantially a "performance" specification.

B. Minimum qualifications of the contractor/subcontractor shall include the following:

1. Specialist Firm: Company specializing in automatic fire protection/sprinkler systems, possessing a minimum of three years’ experience with systems similar in nature to the type specified herein.

2. Design Certification: Shop drawings shall be prepared by one of the following:

a. A Fire Protection Engineer licensed in the state of Oregon.

b. A level III or IV Fire Sprinkler Designer, certified by the National Institute for

Certification in Engineering Technologies (NICET), in Fire Protection Engineering Technology Automatic Fire Sprinkler System Layout.

c. As approved by the NPS Authority Having Jurisdiction (AHJ).

3. Installer Qualifications: Sprinkler systems shall be installed by a contractor with one or more of the following qualifications:

a. Licensed or certified within the state of Oregon.

b. Minimum NICET level II on-site supervision.

c. Approved by the NPS Authority Having Jurisdiction (AHJ).

4. Equipment and components: Bear the "UL" label or the "FM" approval marking.

5. Maintain a complete stock of replacement parts.

6. Remain on 24-hour call for emergency service.

7. Maintain an office and telephone, with authorized representatives of the Fire Protection

Contractor's firm, including the Designated Project Mechanical Sprinkler Supervisor, with a physical presence and address in Oregon.

8. Bids of wholesalers, contractor or any firm whose principal business is not that of manufacturing and/or installing fire protection systems is not acceptable.

C. Backflow Prevention: Installation and testing by a certified backflow assembly tester, in accordance with the International Plumbing Code (IPC).

D. Exposed pipe is prohibited except in attic, mechanical room/basement, Snow Tunnel, or where indicated on plans.

1.8 SUBMITTALS

A. Submit under provisions of Division 01.

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B. Submit contractor’s qualifications, proof of 3 years’ experience under this contractor's firm name, and references for at least 5 projects in Oregon of similar type, size, and complexity.

C. Submit a copy of designer's NICET certification and resume', or Oregon P.E. license number.

D. Submit shop drawings and hydraulic calculations concurrently to the NPS Contracting Officer for review. These sets must include the NICET certification or stamp of a licensed professional engineer as described above.

E. Submit backflow assembly tester IPC certificate. Submit letter of certification for installation signed by tester.

F. Submit all written reviews and contractor responses to reviews to the NPS Contracting Officer.

G. Submit product data, and sprinkler head layout. Sprinkler head layout shall be reviewed by the NPS Contracting Officer. All other approvals shall be secured prior to materials fabrication.

Additional sprinklers as required shall be added at no additional cost to the contract.

H. Shop Drawings shall include the following information in compliance with NFPA 13:

1. Name of Government, occupant and Building Permit Number.

2. Location, including street address and legal description.

3. Point of compass.

4. Fire Department Connections.

5. All necessary controlling equipment.

6. Location of water source, type, routing, depth of bury and size of supply piping. Identify location and size of city main and whether it is dead-end or circulating loop, and distance to the flow data test hydrant.

7. All distribution system piping and outlets. Include pipe and fitting types.

8. Location, make, model, size, and power requirements of dry pipe system nitrogen generator, low air alarm switch, air maintenance device, alarm pressure switch as well as the holding capacity, in gallons, for the dry pipe system.

9. Reflected ceiling plan showing ceiling heights, construction type, proposed location and type of sprinkler heads, and other ceiling devices such as HVAC diffusers, type and location of light fixtures, etc.

10. Interference control between sprinkler system and other trades.

11. Full height cross section.

12. Location of partitions. Identification of full height walls and draft stops.

13. Location and size of unsprinklered concealed spaces.

14. Identification of unheated areas.

15. Water Flow Test Results; include testing agency; time, date and location of test; actual pitot reading at flow hydrant; and equipment used to perform the test.

16. Make, model, Type, orifice, finish and Temperature rating of sprinklers and their respective locations.

17. On systems that are hydraulically calculated, indicate the square footage area protected by each system.

18. Hydraulic node points.

19. Make, model, and size of all fire protection control valves, alarm valves, and check valves.

20. Identify low point drain and inspector test stations.

21. Indicate the type and location of all piping hangers and equipment supports.

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22. Indicate the type and location of all seismic bracing and restraint.

23. Make, model, size, and locations of all pipe couplings, fittings and flanges.

24. Make, model, size, power requirement, and location of alarm bells, buzzers, detectors, and/or alarm panels.

25. Provisions for flushing.

26. Name, address and telephone number of the contractor. If design is by a separate firm, include the name address and telephone number of the design facility.

27. Complete legend of all abbreviations and symbols indicated.

28. Complete schedule of all room occupancies.

29. Location of all unit heaters.

30. Location of all structural penetrations.

31. Note the location of all "exposed" piping.

32. Valve Supervision Alarm:

a. Make and model on all supervisory switches, alarm and monitoring panel.

b. Shop drawing and wire diagram of alarm system.

c. Location of alarm annunciator, or remote monitoring method to be utilized for offsite monitoring.

I. Submit finish and color options for concealed sprinkler cover plate.

1.9 MAINTENANCE INFORMATION, FRAMED BUILDING PLAN AND RECORD

DRAWINGS

A. Submit under provisions of Division 01.

B. Provide a complete building floor plan showing all system control valves, drain stations, air compressors, alarm and control panels, test valves, and other primary fire protection devices.

Indicate all sprinkler zones, boundaries, and types of systems. Submit this plan prior to substantial completion for review by the NPS Contracting Officer. Enclose the plan in an architectural metal picture frame with 1/8" rigid clear plastic cover. Minimum 1/2" frame width. Locate the framed plan in the fire protection control valve room on the wall with the spare sprinkler cabinet.

C. Include step by step instructions to place the fire protection system in service as well as to take it out of service. Provide complete maintenance information of all primary fire protection equipment, including valves, fittings, sprinklers. Identify equipment indicating whether devices are replacement items or repairable. Provide parts list and suppliers for repairable items.

Include complete detailed "Record Drawings" and record calculations of the fire protection sprinkler system.

D. Install one copy of the record hydraulic calculations and shop drawings in a metal sleeve box on the wall near the fire sprinkler riser.

E. Provide 1 original copy of NFPA 25 in each O&M manual.

F. The contractor shall maintain current and up-to-date "Record Drawings" of the fire protection system at the job site, in accordance with Division 01. Significant changes in piping due to onsite coordination with other trades will require recalculation to confirm adequate pipe sizing.

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1.10 REVIEWS, APPROVALS, AND PERMITS

A. Obtain written review and/or approval of the entire fire protection system design and arrangement from the NPS Contracting Officer and the NPS Authority Having Jurisdiction.

B. Comply with all review comments, revising the system design as required, and resubmitting in a timely manner, so as not to hinder the construction schedule.

C. Obtain and pay for all required permits, inspections, tests, and approvals as required by authorities having jurisdiction.

1.11 WATER FLOW INFORMATION, HYDRAULIC CALCULATIONS, SEISMIC

CALCULATIONS

A. Obtain and verify the water supply Static Pressure, Residual Pressure, at full flow of the test hydrant, at a time of day, during the peak demand on the system, at the point of connection to the water utility system or at a nearby point acceptable to the approval authority. Obtain this data from actual flow test. Identify the testing agency and the source of the test data.

B. The test shall be conducted by the designated project Design Supervisor, or Field Superintendent. The test shall be conducted in accordance with NFPA 291, Recommended Practice for Fire Flow Testing and Marking of Hydrants.

1. The following is provided for informational purposes only – the contractor shall still perform and submit the required flow and pressure test. On September 12, 2018, a flow test was performed on the park water distribution system at fire hydrant 13, just south of the Steel Visitor Center, which indicated a static pressure of 90 psi and a residual pressure of 70 psi at 1,519 gpm of flow.

C. Hydraulic Calculations shall be accomplished in compliance with the procedures established in NFPA 13. In addition to minimum NFPA 13 standards, a minimum 15% pressure buffer is required to be designed into the system. Where local authorities require additional buffer, the contractor shall comply with the more demanding requirement.

D. Hydraulic Calculations accomplished by computer program for submittal shall be accompanied by a complete legend of the abbreviations, nodes, and symbols utilized on the computer readout.

E. Hydraulic Calculations shall clearly identify the following:

1. System type, sprinkler "K" factor, and "C" factor.

2. Pipe and fittings type.

3. Fitting Equivalent Length chart which complies with the "C" factor and pipe type.

4. NFPA hazard designation, Design Density and size of the Design Remote Area.

5. The Elevation of the "highest" sprinkler.

6. The available water supply and system demand at the point of connection to the water supply, indicated on a logarithmic graph. Include hose demands.

F. Seismic Calculations shall clearly identify the following:

1. Type, length and size of brace.

2. Angle allowed of brace.

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3. Maximum horizontal load of brace.

4. Brace attachment to structure and load rating.

5. Brace attachment to pipe and load rating.

6. Calculated load to be braced.

1.12 COORDINATION REQUIRED

A. The contractor shall examine the structural, architectural, mechanical, electrical and all other drawings relating to the building and plan his work accordingly. He shall check and verify all dimensions at the site before fabricating any portion of the system. Any discrepancies in piping and head locations resulting from failure to do so shall be corrected expeditiously to provide proper coordination of all trades.

B. Coordinate work with that of other trades to ensure that adequate space is provided for all work, including requirements for serviceability and accessibility. Locate sprinkler heads to avoid conflict with light fixtures and other installed equipment.

C. Structural penetrations for piping shall be identified and details of those penetrations shall be submitted to the NPS Contracting Officer for approval, in a timely manner. Structural members which are damaged cut or penetrated without approval shall be replaced at no additional expense to the Government.

D. Dry Pipe Sprinkler System shall be designed to produce sprinkler flow at the most remote sprinkler, within 60 seconds of system actuation.

1.13 MATERIALS HANDLING AND STORAGE

A. Deliver, store, protect, and handle products to the site under provisions of Division 01. Deliver and store valves in manufacturer packaging with labeling in place. Prior to installation, piping onsite shall be wrapped with protective wrapping. Valves, piping, materials, and equipment shall be clean and new when system is accepted by the NPS Contracting Officer.

PART 2 - PRODUCTS

2.1 GENERAL

A. Provide only new materials and equipment, which are standard products of a manufacturer regularly engaged in the manufacture of fire protection equipment.

B. All products shall bear the "UL" label or "FM" listing and be specifically approved for fire protection application where they are used.

C. Products shall be of domestic origin and manufacture.

2.2 PIPING

A. Wet Pipe Sprinkler Systems:

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1. Black steel piping, ASTM A795 schedule 40, UL Listed or FM Approved for fire sprinkler service.

2. Piping may be roll-grooved, threaded, flanged, or welded for connection. All threaded pipe shall be schedule 40. No plain-end piping fitting connections are allowed.

B. Dry Pipe Sprinkler Systems:

1. Steel Pipe

a. Schedule 40 Black Steel. No substitutions allowed.

b. Joints shall be threaded or cut groove. No roll groove joints shall be allowed.

2. Copper Pipe

a. Copper Tubing: ASTM B88, Type L, hard drawn. No substitutions allowed.

b. Fittings: ANSI/ASME B16.18 cast bronze of ANSI/ASME B16.29 solder wrought copper.

c. Joints: ANSI/AWS A5.8, BCuP silver braze; Flux: ASTM B813.

C. All piping between the fire protection system connection to the potable water supply and the fire protection backflow prevention device shall be Copper or Ductile Iron piping.

2.3 STEEL PIPE GROOVED FITTINGS, COUPLINGS, AND MECHANICAL TEES

A. Grooved Fittings shall be Victaulic, Gruvlok, or equal. Galvanized fittings shall accompany galvanized piping. Couplings and mechanical tees shall be standard painted Victaulic, Gruvlok, or equal.

B. Slip-Fit fittings and couplings utilized for joining branch piping to new main piping shall not be allowed.

C. Contractor shall follow the manufacturer's suggested methods to prepare, carefully, the ends for these fittings to prevent leakage or system breakdown.

2.4 STEEL PIPE THREADED PIPE FITTINGS

A. Threaded pipe fitting for this system shall be cast iron 125# ANSI B16.4 or malleable iron 150#

ANSI B16.3.

2.5 STEEL PIPE FLANGES

A. Pipe flanges for this system shall be Cast Iron Class 125# ANSI B16.5.

2.6 PIPING HANGERS AND SUPPORTS

A. Pipe hangers shall conform to NFPA 13 standards.

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2.7 ACCEPTABLE MANUFACTURERS FIRE PROTECTION VALVES AND EQUIPMENT

A. Reliable.

B. Tyco.

C. Potter Electric.

D. Notifier.

E. Victaulic.

F. Potter Roemer.

G. Croker.

H. Viking.

2.8 VALVES AND ALARMS ASSEMBLIES

A. Fire Protection Valves:

1. Control Valves: All Fire protection system control valves shall be supervised with switches compatible with the fire alarm system.

a. OS&Y Gate Valves: Minimum working pressure 175 PSI non-shock cold water.

UL listed for fire protection.

b. Butterfly Valves: UL listed for fire protection 175 PSI non-shock cold water, with integrated supervisory switch. Grooved, threaded, or wafer type acceptable.

c. Swing Check Valves: UL listed for fire protection 175 PSI non-shock cold water, ductile iron body, stainless steel clapper assembly. Grooved, flanged, or wafer type acceptable.

B. Wet Pipe Sprinkler Systems:

1. Alarm Check Valve Assemblies.

a. Provide sprinkler alarm valve assemblies, appropriate to the system, complete with all trimmings and accessories for proper alarm initiation and interface with fire alarm system. Include inlet and outlet pressure gauges, and main drain with discharge to the outside.

2. Water Flow Detectors:

a. Provide water flow detectors installed at each system or zone control and for the main system header for multiple zone systems.

C. Dry Pipe Sprinkler Systems:

1. Dry Pipe Valve:

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a. Dry Pipe Valve, complete with all required trimmings, including inlet and outlet pressure gauges and main drain that discharges outside.

b. Pressure Switch: To signal system discharge.

c. Low Air Alarm Switch: To signal low air pressure in the dry pipe fire protection system.

d. Accelerator: As required. Compatible with the Dry Pipe Valve.

e. Air Maintenance Device: As required, compatible with specified dry pipe systems and specified air supply.

f. Nitrogen Generator: To provide on-site, high purity (min. 98%) nitrogen for use as pressurized gas in charged dry pipe system.

D. All electrical alarm and control wiring shall be provided in accordance with Division 26.

2.9 NITROGEN GENERATOR

A. Wall mounted package delivering minimum 98% pure nitrogen for use in a dry fire protection system to reduce corrosion.

1. Air compressor: Quiet,oil-less, sound at or below 62 dBA, capable of achieving system pressure within 30 minutes – 135 gallons at 40 psi, 275 gallons at 20 psi.

2. Nitrogen membrane: Capable of producing minimum 98% pure nitrogen.

3. Air filtration: Includes 5-micron filter and coalescing filter.

4. Control panel: runtime monitor with excess runtime alarm, audible alarm and visual indication, dry output contact for remote notification.

5. Nitrogen storage tank: ASME pressure vessel, 30 gallons, base mounted, pressure gauge, ASME safety relief valve, isolation valve vent, NTP openings for connection to nitrogen generator and sprinkler system, isolation valve drain at bottom of tank, nameplate.

6. Accessories:

a. UL Listed/FM approved air maintenance device with adjustable pressure regulator to set system pressure,

b. Inspectors gas analyzer port for installation at furthest point of system, with quick disconnect fitting.

7. Power: 120 volt, 1-phase, 1/4-HP

2.10 ELECTRIC ALARM

A. Electrically operated 10" diameter grey gong.

B. Water gong shall not be used.

2.11 FIRE DEPARTMENT CONNECTION

A. Provide 4" connection with two 2-½" female threaded hose connections. Coordinate thread type with Crater Lake National Park Structural Fire Department.

1. All exposed surfaces to be rough chrome.

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2. Connection to be complete with ½" automatic ball drip.

3. Escutcheon Plate to be labeled AUTO SPRINKLER.

4. Provide signage over the FDC as required by the AHJ and architectural plans and specifications.

5. FDC to be provided without internal clapper plates.

2.12 SPRINKLERS

A. Provide sprinklers as required by NFPA 13 standards and in compliance with the IBC chapter 9 for the entire project. Sprinkler finish and style as follows:

1. Concealed sprinklers shall be used in all occupied areas, to the greatest extent practicable.

Cover plate shall screw over the recessed sprinkler head and be almost flush with the ceiling. Cover plate finish shall be painted by the manufacturer to match mounting surface. Contractor to provide sprinkler manufacturer with make and color information for paint used on finished surface and/or paint sample, as required by sprinkler manufacturer.

2. Where concealed sprinklers are not practicable, provide recessed standard spray pendant sprinklers. Sprinklers to be bronze finish and escutcheons to be brass finish.

3. Where recessed sprinklers are not practicable, provide standard spray pendant sprinklers, and extended escutcheons. Sprinklers to be bronze finish and escutcheons to be brass finish.

4. Sidewall sprinklers shall be bronze finish.

5. Dry pendant, sidewall sprinklers shall be bronze finish. Application of dry type sprinklers is required on all systems where the sprinkler head is located in an unheated area.

6. Dry pendant sprinklers protecting entry vestibules, outside overhangs, second floor, and Snow Tunnel shall be bronze finish. Dry pendant sprinklers protecting unheated areas and piped from wet pipe systems shall have an "A Length" dimension of not less than 18".

7. Sprinkler Guards shall be of the same manufacturer and finish as the sprinkler which they are to be installed on. Red guards are acceptable for bronze sprinklers only. Chrome finish guards are required for chrome sprinkler heads.

8. Sprinklers of correct temperature rating shall be installed according to NFPA 13.

9. Provide sprinkler wrenches for each type of sprinkler.

10. Spare sprinkler cabinet to be red sheet steel manufactured by the same company that made the sprinklers. Size the cabinet in accordance with NFPA 13 standards. Provide sprinklers for the cabinet representative of the assortment provided for the system.

Mount cabinet on the wall within 60" of the sprinkler control riser.

2.13 ACCEPTABLE MANUFACTURERS - BACKFLOW PREVENTERS

A. Watts.

B. Hersey.

C. Cla-Val.

D. Febco.

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E. Wilkins.

F. Substitutions: Under provisions of Division 01.

2.14 BACKFLOW PREVENTERS

A. Double Check Valve Assemblies: ASSE 1015; Two independent check modules within a single housing, four test cocks, and two resilient seated drip tight shutoff valves. The check valves shall be removable and serviceable without the use of special tools. Check valves shall have reversible elastomer discs and shall produce drip tight closure against the reverse flow of liquid caused by backpressure or back-siphonage. Assembly shall be available in horizontal, vertical, or N pattern installations. Lead free construction. Shutoff valves shall include integral tamper switches.

PART 3 - EXECUTION

3.1 CONTRACTOR COORDINATION

A. The fire protection contractor shall coordinate his work with the work of all other trades to assure timely installation and efficient use of mechanical areas including but not limited to boiler rooms, fan rooms, and ceiling spaces.

B. Any work installed without proper coordination shall be promptly removed and reinstalled in a manner to allow for a good practical arrangement of all items which need to be installed by all crafts involved.

C. In case of coordination dispute, the NPS Contracting Officer shall be consulted and his decision shall be binding.

D. All costs associated with coordination and arranging or rearranging of the fire protection system shall be borne by the affected contractor, without causing any additional expense to the Government.

3.2 PIPING INSTALLATION

A. Install piping to conserve building space and route piping around access panels and openings.

Piping shall not restrict any access opening.

B. Slope all piping to drain at main risers in mechanical room, to the greatest extent practicable.

C. Install low point drain stations in accordance with NFPA 13 standards. Identify the location of drain and test stations with signs on access panels, ceiling panels, or walls adjacent to the station, visible from the floor. Discharge all test pipes and system main drain to outside.

Coordinate discharge point with the NPS Contracting Officer.

D. Removing sprinkler heads to drain system for maintenance shall not be allowed.

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E. Provide seismic protection for the piping system in accordance with NFPA 13 standards.

Attach bracing to structure with through bolts, washers, and nuts. Provide clearance at all structural penetrations. Provide oversized escutcheon plates or flexible connections where sprinklers penetrate non-frangible ceiling membranes.

F. Dry system piping shall be installed to allow full service and complete drainage of the entire system. All dry piping shall be sloped to accomplish this requirement. Accessible low point drains are required where pipe cannot meet the pitch requirements. Removal of a sprinkler to drain the system is prohibited.

G. Dry system low point drains to be designed as “drum drip” style, in locations shown on plans or coordinated with the NPS Contracting Officer.

H. Exposed piping is prohibited in all spaces other than attic, snow tunnel, mechanical or basement spaces, unless otherwise indicated on the plans.

I. Piping concealed in walls shall be secured to studs 48" - 60" above the floor.

J. Pipe penetrations through rated fire walls shall be sealed by a "UL" listed system utilizing fire rated caulking. Submit data under paragraph 1.8 (Submittals) of this specification.

K. When piping is supported from manufactured structural members, the Installation of pipe hangers shall comply with truss manufacturer's recommendations for hanger attachments and loading.

L. When pipe hangers are attached to bar joist with wood top and bottom chords, chords shall be predrilled for fasteners, and fasteners shall maintain a minimum distance of 0'-6" from truss "panel points".

M. Pipe hangers shall be "Rod and Ring" type hangers throughout. Piping hangers shall have a minimum of ½" of adjustment on each side of the hanger ring nut, to allow for piping grade adjustment in the future.

N. All Trapeze members shall be fastened to truss chords or structural members.

O. Provide isolation mounts for air compressor.

P. Installation of all valves and equipment shall comply with manufacturer's suggested installation practices and directions.

Q. Provide service access around all equipment.

3.3 SYSTEM TEST

A. Hydrostatically test the entire system in accordance with NFPA 13 standards.

B. Test all system alarm actuations and alarms.

C. Trip test dry pipe system to confirm system discharge time.

D. Perform main drain test.

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E. The NPS Contracting Officer and NPS Fire Protection Authority Having Jurisdiction shall be provided 2-week notice for final acceptance and commission of the new system.

3.4 PAINTING

A. Refer to Division 09.

3.5 PROJECT CLOSEOUT

A. The fire protection contractor shall submit a written affidavit at the completion of the system, stating that the fire protection system as installed complies with all referenced codes and standards, to the National Park Service Fire Protection Authority Having Jurisdiction.

B. Furnish Written Guarantee to the NPS Contracting Officer, that materials installations are free from mechanical defects and guaranteeing to replace and repair any and all unsatisfactory and defective work and items, to the satisfaction of the NPS Contracting Officer, in a timely manner, for a period of one year after final acceptance of the building by the NPS Contracting Officer, and to be responsible for any damage caused to the premises for any such unsatisfactory work.

C. The contractor shall respond within reasonable time, not to exceed 15 days to repair or replace latent or hidden defects at such time as they are discovered.

D. Provide hydraulic placard on system riser. Placard shall indicate sprinkler demand and hose demand as separate numbers.

E. Post the results of the original main drain test and date performed on the system riser in a permanent fashion.

F. Contractor shall fully train the Contracting Officer's designated maintenance personnel in the operation and maintenance of the entire fire protection system.

END OF SECTION 21 05 00

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COMMON WORK RESULTS FOR PLUMBING

SECTION 22 05 00 - COMMON WORK RESULTS FOR PLUMBING

PART 1 - GENERAL

1.1 SCOPE

A. All provisions of the Contract including the General and Supplementary Conditions and the General Requirements apply to this work.

1.2 WORK INCLUDED

A. The work to be included in these and all other plumbing subsections shall consist of providing, installing, adjusting and setting into proper operation complete and workable systems for all items shown on the drawings, described in the specifications or reasonably implied. This shall include the planning and supervision to coordinate the work with other crafts and to maintain a proper time schedule for delivery of materials and installation of the work.

B. Division 01 of the specifications is to be specifically included as well as all related drawings.

1.3 RELATED WORK

A. Related Work Specified Elsewhere:

1. Fire Suppression Specifications: Division 21.

2. Heating, Ventilating and Air Conditioning (HVAC) Specifications: Division 23.

3. Electrical Specifications: Division 26.

4. Motors and Connections: Division 26.

5. Starters and Disconnects: Division 26.

B. Unless otherwise indicated on the electrical drawings or the electrical schedules, provide all plumbing equipment motors, motor starters, thermal overload switches, control relays, time clocks, thermostats, motor operated valves, float controls, damper motors, electric switches, electrical components, wiring and any other miscellaneous Division 22 controls. Disconnect switches are included in the electrical work, unless specifically called out on mechanical plans.

C. Carefully coordinate all work with the electrical work shown and specified elsewhere.

1.4 REFERENCED CODES - LATEST ADOPTED EDITION

A. NFPA 13 Installation of Sprinkler Systems.

B. NFPA 70 National Electrical Code (NEC).

C. IMC International Mechanical Code.

D. IPC International Plumbing Code.

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E. IECC International Energy Conservation Code.

F. IFC International Fire Code.

G. IBC International Building Code.

1.5 PROJECT RECORD DRAWINGS

A. In addition to other requirements of Division 01, mark up a clean set of drawings as the work progresses to show the dimensioned location and routing of all mechanical work which will become permanently concealed. Show routing of work in concealed blind spaces within the building. Show exact dimensions of buried piping off of columns or exterior walls.

B. Maintain record documents at job site in a clean, dry and legible condition. Keep record documents available for inspection by the Project Manager.

C. Show the location of all valves and their appropriate tag identification.

D. At completion of project, deliver these drawings to the NPS Contracting Officer and obtain a written receipt.

1.6 SUBMITTALS

A. See General Conditions and the General Requirements in Division 01 regarding submittals.

B. Submit by specification section complete and all at one time; partial submittals will not be considered. Submittals shall be provided in electronic PDF Format. The data in the electronic file shall be arranged and indexed under basic categories in order of the Specification Sections.

An index shall be included with bookmarks and identifying tabs between sections and references to sections of specifications.

C. Catalog sheets shall be complete and the item or model to be used shall be clearly marked, and identified as to which item in the specifications or on the drawings is being submitted and with drawing fixture number where applicable.

D. Only submit on items specifically required by each specification section. If a submittal has not been requested, it will not be reviewed.

1.7 OPERATING AND MAINTENANCE MANUALS

A. Submit maintenance manuals to the NPS Contracting Officer covering all equipment, fixtures, devices, etc. installed by the Contractor.

B. The operation and maintenance manuals shall be submitted by specification section complete and all at one time; partial operations and maintenance manual submittals will not be considered. The Operation and maintenance manuals shall be provided in hardcopy and electronic PDF Format.

The data in both formats shall be arranged and indexed under basic categories. An index shall be included with bookmarks (PDF only) and identifying tabs between sections and references to

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sections of specifications. The hardcopy manuals shall be bound in a loose leaf three ring binder.

The manual shall contain, but not limited to, the following types of information:

1. Cover sheet with name, address, telephone number of Contractor, General Contractor and major equipment suppliers.

2. Catalog cuts of all equipment, fixtures, etc. installed (Marked to identify the specific items used).

3. Manufacturer's maintenance and overhaul instruction booklets including exploded views.

4. Identification numbers of all parts and nearest sources for obtaining parts and services.

5. A copy of valve schedule and reduced scale drawings showing valve locations.

6. Written summary of instructions to the NPS Contracting Officer.

7. All manufacturers' warranties and guarantees.

8. Contractors Warranty Letter.

C. A periodic maintenance form that includes all of the equipment shall be provided with the maintenance manual. The form shall list each piece of equipment and how often maintenance is required (daily, weekly, monthly, annually). Opposite each task shall be squares for check-off for a full year (initials) to verify that the tasks are being done.

1.8 HANDLING

A. See General Conditions and the General Requirements in Division 01 regarding material handling.

B. Deliver packaged materials to job site in unbroken packages with manufacturer's label, and store to facilitate inspection and installation sequence. All items must be labeled and identified as to make, size and quality.

1.9 SUBSTITUTIONS

A. See General Conditions and the General Requirements in Division 01 for substitution request procedures.

B. In accordance with the General Conditions and the General Requirements in Division 01, Substitution and Product Options, all substitute items must fit in the available space, and be of equal or better quality including efficiency performance, size, and weight, and must be compatible with existing equipment. The NPS Contracting Officer shall be the final authority regarding acceptability of substitutes.

1.10 DIMENSIONS

A. Before ordering any material or doing any work, the Contractor shall verify all dimensions, including elevations, and shall be responsible for the correctness of the same. No extra charge or compensation will be allowed on account of differences between actual dimensions and measurements indicated on the drawings.

B. Any differences, which may be found, shall be submitted to the NPS Contracting Officer for consideration before proceeding with the work.

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1.11 MANUFACTURER'S DIRECTIONS

A. All manufactured articles shall be applied, installed and handled as recommended by the manufacturer, unless specifically called out otherwise. Advise the NPS Contracting Officer of any such conflicts before installation.

1.12 PERMITS, FEES, ETC.

A. The Contractor under each Division of these specifications shall arrange for a permit from the local authority. The Contractor shall pay for any inspection fees or other fees and charges required by ordinance, law, codes and these specifications.

1.13 TESTING

A. The Contractor under each section shall at his own expenses perform the various tests as specified and required by the contract documents and as required by applicable code, the State and local authorities. The Contractor shall furnish all fuel and materials necessary for making tests.

1.14 TERMINOLOGY

A. Whenever the words "furnish", "provide", "furnish and install", "provide and install", and/or similar phrases occur, it is the intent that the materials and equipment described be furnished, installed and connected under this Division of the Specifications, complete for operation unless specifically noted to the contrary.

B. Where a material is described in detail, listed by catalogue number or otherwise called for, it shall be the Contractor's responsibility to furnish and install the material.

C. The use of the word "shall" conveys a mandatory condition to the contract.

D. "This section" refers to the section in which the statement occurs.

E. "The project" includes all work in progress during the construction period.

F. In describing the various items of equipment, in general, each item will be described singularly, even though there may be a multiplicity of identical or similar items.

1.15 SCHEDULE OF WORK

A. The work under the various sections must be expedited and close coordination will be required in executing the work. The various trades shall perform their portion of the work at such times as directed so as to meeting scheduled completion dates, and to avoid delaying any other trade. The NPS Contracting Officer will set up completion dates. Each contractor shall cooperate in establishing these times and locations and shall process his work so as to ensure the proper execution of it.

CRLA - 198641 22 05 00 - 5

1.16 COOPERATION AND CLEANING UP

A. The contractor for the work under each section of the specifications shall coordinate his work with the work described in all other sections of the specifications to the end that, as a whole, the job shall be a finished one of its kind, and shall carry on his work in such a manner that none of the work under any section of these specifications shall be handicapped, hindered or delayed at any time.

B. At all times during the progress of the work, the Contractor shall keep the premises clean and free of unnecessary materials and debris. The Contractor shall, on direction at any time from the NPS Contracting Officer, clear any designated areas or area of materials and debris. On completion of any portion of the work, the Contractor shall remove from the premises all tools and machinery and all debris occasioned by the work, leaving the premises free of all obstructions and hindrances.

1.17 WARRANTY

A. Unless a longer warranty is hereinafter called for, all work, materials and equipment items shall be warrantied for a period of one year after acceptance by the NPS Contracting Officer. All defects in labor and materials occurring during this period, as determined by the NPS Contracting Officer, shall be repaired and/or replaced to the complete satisfaction of the NPS Contracting Officer. Warranty shall be in accordance with Division 01.

1.18 COMPLETION REQUIREMENTS

A. In accordance with the General Conditions and the General Requirements in Division 01, Project Closeout; before acceptance and final payment, the Contractor shall furnish:

1. Accurate project record drawings, shown in red ink on prints, showing all changes from the original plans made during installation of the work.

2. Contractors One Year Warranty.

3. All Manufacturers’ Guarantees.

4. Operation and Maintenance Manuals.

1.19 INSPECTION OF SITE - REMODEL PROJECTS

A. The accompanying plans do not indicate completely the existing plumbing and mechanical installations. The bidders for the work under these sections of the specifications shall inspect the existing installations and thoroughly acquaint themselves with conditions to be met and the work to be accomplished in removing and modifying the existing work, and in installing the new work in the present building and underground serving to and from that structure. Failure to comply with this shall not constitute grounds for any additional payments in connection with removing or modifying any part of the existing installations and/or installing any new work.

CRLA - 198641 22 05 00 - 6

1.20 SALVAGE MATERIALS

A. The Contractor shall remove existing equipment, piping, controls and other items associated with the mechanical systems where no longer required for the project. Where such items are exposed to view or uncovered by any cutting or removal of general construction and has no continuing function (as determined by the NPS Contracting Officer), they shall be removed.

B. All items or materials removed from the project shall be made available for the NPS Contracting Officer's inspection. The NPS Contracting Officer retains the option to claim any item or material. Contractor shall deliver any claimed item or material in good condition to the place designated by the NPS Contracting Officer. All items not claimed become the property of the contractor and shall be removed from the site.

PART 2 - PRODUCTS

2.1 MATERIALS

A. All equipment shall be regularly cataloged items of the manufacturer and shall be supplied as a complete unit in accordance with the manufacturer's standard specifications along with any optional items required for proper installation unless otherwise noted. Maintain manufacturer's identification, model number, etc. on all equipment at all times.

B. Where more than one of an item is to be provided, all of the items shall be identical manufacture, make, model, color, etc.

2.2 RESTRICTED MATERIALS

A. No materials containing asbestos in any form shall be allowed.

B. No solder or flux containing lead shall be used on this project.

C. Any pipe or plumbing fitting or fixture, any solder, or any flux utilized on this project shall be "lead free" in accordance with the Safe Drinking Water Act, Section 1417. "Lead free" materials utilized in domestic water system shall not contain more than 0.2 percent lead when used with respect to solder and flux; and not more than a weighted average of 0.25 percent lead when used with respect to the wetted surfaces of pipes, pipe fittings, plumbing fittings, and fixtures. All materials utilized in domestic water system shall be certified by an ANSI accredited organization to conform to ANSI/NSF Standard 61.

D. Where materials or equipment provided by this Contractor are found to contain restricted materials, such items shall be removed and replaced with non-restricted materials items. Entire cost of restricted materials removal and disposal and cost of installing new items shall be the responsibility of the Contractor for those restricted materials containing items installed by the Contractor.

E. All adhesives, sealants, and sealant primers used in the project shall be low volatile organic compound (VOC) and comply with the South Coast Air Quality Management District Rule

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#1168. This includes, but is not limited to, plastic pipe welds/sealants, contact adhesives, insulation adhesives, etc. The following list of typical products sets the VOC limits:

Application VOC Limit (g/L less water) PVC Welding 510 Plastic cement welding 250 Adhesive primer for plastic 550 Contact adhesive 80

F. All anti-corrosive and anti-rust paints applied to interior ferrous metal substrates must not exceed the VOC content of 250 g/L established in Green Seal Standard GC-03, Anti-Corrosive Paints, 2nd Edition, January 7, 1997.

PART 3 - EXECUTION

3.1 DRAWINGS

A. The drawings are partly diagrammatic, not necessarily showing all offsets or exact locations of piping, unless specifically dimensioned. The contractor shall provide all materials and labor necessary for a complete and operable system. Complete details of the building which affect the mechanical installation may not be shown. For additional details, see Architectural, Structural, Civil and Electrical Drawings. Coordinate work under this section with that of all related trades.

3.2 INSTALLATION

A. All work shall comply with the latest adopted applicable codes and ordinances including, but not limited to, the IMC, IPC, IBC, NEC, NFPA, IECC, and IFC Standards; all local and state amendments to all codes and standards.

B. Obtain and pay for all inspection fees, connection charges and permits as a part of the Contract.

C. Compliance with codes and ordinances shall be at the Contractor's expense.

3.3 MEASUREMENTS

A. Verify all measurements on the job site.

B. Locate all equipment and fixtures on the centers of walls, openings, spaces, etc., unless specified otherwise.

C. Check all piping, equipment, etc. to clear openings.

D. Rough-in dimensions shall be per manufacturer's recommendations and in compliance with current Architectural Barriers Act (ABA) and ANSI 117.1 standards.

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3.4 OPERATING INSTRUCTIONS

A. Before the facility is turned over to the Government, instruct the Government’s…