SECTION (13900) - FIRE SUPPRESSION SYSTEMS

Transcription

1 PART 1 GENERAL 1.01 SUMMARY SECTION (13900) - FIRE SUPPRESSION SYSTEMS A. Section Includes: 1. Pipe and Fittings. 2. Sprinklers. B. Related Documents: 1. Marriott s Fire Protection and Life Safety Design Standards (Module 14): a. Marriott s Fire Protection and Life Safety Design Standards apply to all Marriott International Brands as well as Owned, Managed and Franchised properties. b. Marriott s Fire Protection and Life Safety Design Standards include Design Standards, performance criteria, reference standards and life safety process verification that define a comprehensive fire protection program. C. Related Sections: 1. Section (15050) Common Work Results for Fire Suppression 2. Section (13850) - Fire Alarm and Detection Systems: Wire and connection of sprinkler flow and tamper switches 1.02 SYSTEM DESCRIPTION A. The Fire Protection Subcontractor is responsible for code compliance, research, design, coordination, and installation of a complete and functional hydraulically calculated sprinkler system (and standpipe system, if required) that meets the approval of and is in accordance with all applicable regulations and requirements of the following and as further specified: 1. Current editions of NFPA 13, 14, 20, 25, and Applicable Codes. 3. Authorities having jurisdiction. B. Alarm system devices including alarm valves, flow switches, pressure switches, tamper switches and coordination with Fire Alarm and Detection Subcontractor. C. Shop drawings and calculations prepared and submitted in accordance with the requirements of all Authorities Having Jurisdiction. D. Obtaining all permits and approvals of the fire protection system. E. Field acceptance testing SUBMITTALS A. Submit Letter of Conformance in accordance with Section with the following supporting data: 1. Product Data: a. Mark each copy to identify applicable products, characteristics, models, options and other supplemental data to clearly communicate information specific to this project. b. Submit separate "Letter of Conformance" for each specified item. PAGE 1

2 2. Shop Drawings and calculations sealed by a registered Professional Engineer, NICET III or IV Sprinkler Designer, licensed in the state where the project is located. 3. Be responsible for code research and obtaining all required flow test data and hydraulically designing a fire protection system that meets all applicable requirements. Arrange for, and conduct the flow test. 4. Fire protection submittal data shall include the following: 5. Flow Test Data. 6. Complete Hydraulic Calculations. 7. Complete Stamped and Coordinated Shop Drawings. 8. Pipe and Fittings. 9. Valves. 10. Sprinkler Heads. 11. Escutcheons. 12. All Applicable Devices, Alarms, and Specialties. 13. Air Compressor and Accessories (If required) 14. Applicable Control/Wiring Diagrams. 15. Fire Department Connections 16. Valve Cabinets 17. Backflow Preventers. 18. Fire pump, fire pump data, controller or transfer switch data. B. Submittal data shall be bound sets and be submitted at one time in accordance with Section ( ) - Submittals and Substitutions. C. Transmit fire protection submittal data to Zurich Services Corporation, Marriott s Fire Protection Department, and to the local and state Authorities having jurisdiction and licensing agencies for approval. 1. Mailing Addresses: a. Marriott International, Inc. Marriott Corporate Fire Protection, Dept. 52/ Marriott Drive Washington, D.C b. Zurich Services Corporation Risk Engineering Department 1818 Market Street, 21 st Floor Philadelphia, PA Attn: Mr. Richard Gallagher, Sr. Risk Engineer Consultant D. Do not proceed with work without final approved submittal data bearing all approval stamps including Marriott s Fire Protection Department approval stamp. E. Be responsible for delays caused by not following the above procedure and/or not completing the design portion of the work in a timely manner. F. Record Documents: REVISED: 01/01/09 PAGE 2 FILE: CFRST-Fire Suppression Systems CFRST SPECMSTR-NEW BUILD 2009, Marriott International, Inc.

3 1. Refer to Section Project Record Documents and Section Operating and Maintenance Data for required closeout documents to be provided at completion of Project. In addition to the documents listed in these Sections, the following documents shall be included: 1.04 QUALITY ASSURANCE a. Provide above/below ground test certificates. b. Record Documents shall include System Drawings, Equipment Data and Operation Instructions, and Maintenance Instruction Manuals. A. Refer to Section (15050) Common Work Results for Fire Suppression. B. Fire Pump: The manufacturer shall provide the services of a qualified Field Engineer to assist in the proper installation of equipment, make necessary mechanical adjustments, and align fire pump flexible coupling. Arrange, conduct and provide all required test equipment for Field Acceptance Test. Test shall be witnessed by the Fire Marshal and the authority having jurisdiction and the Owner. C. MANUFACTURERS 1.05 DESIGN 1. All sprinkler system equipment is to be UL Listed. A. Zoning: At a minimum, the system shall be zoned by floor or as required to meet the approval of all applicable Codes and Authorities, whichever is most stringent. B. Inspectors test connections: Locate at the remote end of each zone with discharge pipe to exterior. C. Low-Rise Buildings: Connect sprinkler piping to riser at each zone. Provide control valve, flow and tamper switches at each connection monitored on the fire alarm system. Locate inspector s test assembly at remote end of zone with discharge piped to exterior drain. D. Design densities (based on NFPA 13 requirements): 1. Guest Rooms: Wet pipe system with 0.10 gpm per square foot, all heads (up to a maximum of 5) in the largest most remote guestroom plus 100 gpm for hose. 2. Public Spaces, Offices, and Dining Room: Wet pipe system with 0.10 gpm per square foot over the most remote 1,500 square feet plus 100 gpm for hose. 3. Kitchen Areas: Wet pipe system with 0.15 gpm per square foot over the most remote 1,500 square feet area plus 100 gpm for hose. 4. Mechanical rooms, Laundry, Storage, and Service Areas: Wet pipe system with 0.13 gpm per square foot over 2,500 square feet plus 100 gpm for hose. 5. Kitchen Exhaust Ductwork: Wet pipe system with 0.15 gpm per square foot over the entire cooking hood and duct plan area plus 100 gpm for hose. 6. Attics: Light hazard wet pipe system with 0.10 gpm per square foot to the most remote 1,500 square feet plus 100 gpm for hose. -or- Light hazard-dry pipe system with 0.10 gpm per square foot over the most remote 1,950 square feet plus 100 gpm for hose. 7. Attics: Ordinary Hazard and Service Equipment Areas: Wet pipe system with 0.15 gpm per square feet over the most remote 1,500 square foot area plus 100 gpm for hose. -or- PAGE 3

4 1.06 COORDINATION Ordinary Hazard-Dry Pipe System with 0.15 gpm per square foot over the most remote 1,950 square feet area plus 100 gpm for hose. A. The Fire Protection Subcontractor shall be responsible for reviewing the complete set of Contract Documents and coordinating his work with all other trades involved including building design loads. B. Sprinkler head locations shall be as shown on the Architectural Reflected Ceiling Plans. If the Contractor finds that additional sprinklers are required to meet Codes, the Contractor shall proceed with the additional heads at no additional cost to the Owner. C. The fire protection piping and head layout shall function in such a manner so as not to interfere with lighting fixtures, air distribution devices, equipment, piping, beams, and ductwork. The work under this section shall yield to all other trades SPRINKLER/STANDPIPE SYSTEM A. Provide the building with a complete, approved, operational sprinkler system in all areas. B. Provide wet-pipe sprinklers for habitable spaces such as guestrooms, guestroom corridors, restaurants, meeting rooms and public areas. C. Design documents are for information only. The Sprinkler subcontractor shall be responsible for the actual layouts, routing of piping, and additional sprinkler heads to meet all requirements of the authority having jurisdiction as well as the provision of a fire pump as required. D. Be responsible for freeze protection as follows: 1. A dry pipe system shall be provided in the attics and in any other unheated areas where necessary so as to prevent freezing. The dry pipe system shall be complete with a tank mounted air compressor, storage tank, controls, valves, galvanized steel pipe, and all necessary appurtenances for a complete, functional system. Dry pipe system shall be pitched to avoid freezing. Termination of drains shall be approved by Marriott s Fire Protection Department. a. The entire dry pipe system must utilize galvanized steel pipe. 2. Dry type heads may be provided off the wet system in unheated areas such as the landscape storage room, covered porches, or laundry dryer enclosure. 3. Wet piping shall not be routed through unheated areas, such as attics, etc. 4. For repairing and/or all costs incurred from damage caused by freezing of the fire protection system. 5. Use of Heat-tape is not acceptable. 6. The dry pipe system is required to deliver water to the system test connection within 60 seconds, starting at the normal air pressure on the system and at the time of fully opened inspection test connection. 7. Anti-Freeze systems are not acceptable. E. Provide a Fire Department standpipe system where required by code. F. Provide a combination sprinkler/standpipe riser system where standpipes are required by code. G. The sprinkler layout for the guest rooms, suites, and corridors shall be as required to meet the approval of all applicable Codes, and Local Authorities whichever is most stringent. REVISED: 01/01/09 PAGE 4 FILE: CFRST-Fire Suppression Systems CFRST SPECMSTR-NEW BUILD 2009, Marriott International, Inc.

5 H. The Contractor shall provide a fire pump complete with a jockey pump, controller, and all devices necessary for a complete, approved functional system per NFPA 20, and Local Authorities. I. Note: Coordinate the following paragraph with Section Cultured Marble Fabrications or Tiling for type of tub and shower surrounds used. J. Guest Room Bathrooms: Sprinklers not required if less than 55 square feet unless combustible (with flame spread rating of greater than 25; i.e., fiberglass or plastic tubs or shower enclosures are used. K. Pressure Reducing Valves: Design system within maximum pressure of 175 psi without use of pressure reducing valves. If this is not possible and pressure reducing valves are required, consult Marriott Fire Protection. L. Safety Factor: Provide a 10% hydraulic safety factor up to a maximum of 10 psi. PART 2 PRODUCTS 2.01 MANUFACTURERS A. All sprinkler system equipment is to be UL Listed PIPE AND FITTINGS A. Piping - Class I, Schedule 40 ASTM black steel piping for branches and Class I Schedule 10 ASTM black steel for mains.. 1. Piping (piping only, excluding fittings) for dry systems shall be galvanized steel. 2. Alternate: CPVC or XL Thin-wall for wet sprinkler pipe. B. Exposed piping and fittings in kitchen shall be chrome-plated KITCHEN HOOD AND DUCT FIRE SUPPRESSION A. Provide a complete "Ansul Piranha automatic, water-assisted, wet chemical, fier suppression system by Tyco Fire & Security for protection of the exhaust duct and all grease-producing cooking surfaces located under canopy hoods. The system, including all of its components shall be UL Standard 300 listed. B. Kitchen hood and duct system flow switch (or control units of the Ansul fire suppression system) to perform these functions: 2.04 SPRINKLERS 1. Send fire alarm signal to FACP 2. Disconnect gas and all electric for cooking appliances and lighting under the hood (manual reset is required). 3. Shut-off kitchen hood make-up air handler. A. Sprinkler heads shall be UL Listed. B. Sprinkler heads and escutcheons shall have a white finish unless noted otherwise. 1. Concealed sprinklers are not acceptable. C. Sprinklers: Fast-response 68 degrees C 74 degrees C (155 degrees F 165 degrees F), recessed or semi-recessed type heads throughout, except as follows: Room/Space Head Type Temp. Rating Attic Systems Quick Response ventilated 100 degrees C (212 degrees F) Quick Response 141 degrees C (286 degrees F) unventilated PAGE 5

6 Walk-in Coolers/Freezers PART 3 EXECUTION 3.01 INSTALLATION Drypipe Systems Quick Response 100 degrees C (212 degrees F) Mech./Elect. Quick Response 68 degrees C 74 degrees C Elevator Machinery Quick Response 100 degrees C (212 degrees F) Swimming Pools Corrosion - proof- 68 degrees C 77degrees C Quick response (155 degrees F 170 degrees F) Porches Dry-side wall, corrosion- 100 degrees C (212 degrees F) proof / Quick response Dry pendent / Quick response 74 degrees C (165 degrees F) A. Install and support fire protection system to resist all applicable seismic forces per requirements. B. Locate wet pipe and dry pipe inspector test valves and associated sight glasses at remote ends of system, in accessible locations. Provide drain pipes to exterior. Do not discharge onto sidewalks or landscaping. C. Under no circumstance shall wet sprinkler pipes be routed through attics or other unheated spaces. D. Access panels for service and access to valves in enclosed ceiling and walls TESTING A. Before a property is opened to the public, the fire protection system shall be fully operational, contractor tested, and approval obtained from Marriott s Fire Protection Department. In order to obtain Marriott s approval, the fire protection system shall be operated by the contractor under simulated emergency conditions in the presence of Marriott Fire Protection personnel and the contractor shall demonstrate compliance with Marriott s standards. B. Automatic Sprinkler System: 1. Contractor shall flush and pressure test system prior to Marriott s observation of the test of water flow and tamper switches. C. Kitchen Hood and Duct Fire Suppression: 1. Contractor shall pre-test all coordinated components by activation of kitchen hood and duct flow switch or control unit. 2. Contractor shall demonstrate compliance by operating initiating devices, activating coordinated alarms, gas, electric, and hood supply air fan shut-downs. D. Provide all equipment necessary to perform test. E. Refer to Submittals Paragraph for required certifications and documents to be provided with closeout documents TRAINING A. Conduct training as specified in Section (01820) - "Training. B. Train Owner's maintenance personnel on procedures and schedules for troubleshooting, servicing, and maintaining system. C. Schedule training with Owner with at least seven days advance notice. REVISED: 01/01/09 PAGE 6 FILE: CFRST-Fire Suppression Systems CFRST SPECMSTR-NEW BUILD 2009, Marriott International, Inc.

7 D. Engage a factory-authorized service representative to train Owner's maintenance personnel to operate and maintain fire pump. END OF SECTION PAGE 7