Design_and_Installation_of_Residential_Sprinkler_Systems_for_Disaster_Housing_v-1-0_(003).pdf

FEDERAL EMERGENCY MANAGEMENT AGENCY

DESIGN AND INSTALLATION OF

RESIDENTIAL SPRINKLER SYSTEMS FOR DISASTER HOUSING

Revision 1.0

21 May 2016

Design and Installation of Residential Sprinkler Systems for Disaster Housing ii

CONTENTS

DOCUMENT REVISION HISTORY: .................................................................................... iii

1. OVERVIEW

2. DESIGN:

3. DELIVERY, STORAGE, AND HANDLING OF MATERIAL TO BE USED DURING

RESIDENTIAL FIRE SPRINKLER INSTALLATION

4. RESIDENTIAL FIRE SPRINKLER SYSTEM

4.1. MANUFACTURERS:

4.3. GENERAL REQUIREMENTS

4.4. ACCESSORIES:

4.5. WATER SUPPLY:

4.6. SPRINKLER RISER:

4.7. SPRINKLER DRAIN

4.8. PIPE:

4.9. DECOMMISSIONING

5. ELECTRICAL SYSTEM:

5.1. MANUFACTURERS:

5.2. GENERAL REQUIREMENTS

5.3. INSTALLATION

6. EXECUTION

6.1. INSPECTIONS:

6.2. WORK PROCESS:

6.3. DOCUMENTATION AND LABELING

6.4. QUALITY CONTROL

6.5. PARTS AND INSTALLATION KIT:

6.6. REQUIRED ELEMENTS

7. DELIVERABLES:

7.1. DESIGN SUBMISSIONS:

8. DIAGRAMS

ii

DOCUMENT REVISION HISTORY:

This table lists revisions and changes made to this document since the initial issue.

Date Revision Sections Revised Revision Explanation

5/21/2016 1.0 Initial issue for solicitation.

1. OVERVIEW

1.1. There may be items described within this overview that are the only description of the work or requirement. These items are binding as part of the total requirements of this contract.

1.2. Work of this specification includes all labor, material, methods, and equipment to provide an automatic sprinkler system as specified herein and in reference documents.

1.3. Design, provide, and install a standalone type wet-pipe residential fire sprinkler system in accordance with NFPA 13D, manufacturer’s instructions, and this specification. The minimum requirements stated in NFPA 13D are augmented with following requirements:

1.3.1. The sprinkler system shall be designed and installed to eliminate pockets of trapped water that could freeze during the extended period of storage of the MHU. Drop nipples to sprinklers are not permitted.

1.3.2. The sprinkler system shall be designed and installed so that it can withstand the rigors of over-the-road transportation without damage.

1.3.3. Sprinkler protection shall be provided in every bathroom.

1.3.4. Sprinkler systems shall be standalone systems.

1.3.5. This scope of work includes the provision and installation of Decoshield® soffit systems to conceal the sprinkler piping from view. Alternate soffit systems may be proposed for FEMA approval.

1.3.6. This scope of work includes the design and installation of electrical components specified herein to support the water Tank and Pump System (TPS) that FEMA will provide with the homes when the home is deployed.

1.3.7. Sprinkler systems shall be designed and installed to be supplied with water from the TPS that FEMA will procure under a separate contact.

1.3.8. Alarm, pressure gauges, and water flow test connection are integral parts of the TPS and are not required parts of the sprinkler system in the home.

1.4. The systems shall comply with most current edition of the following National Standards that are adopted by incorporation into this contract.

1.4.1. NFPA 13D, Standard for the Installation of Sprinkler Systems in One- and Two-Family Dwellings and Manufactured Homes.

1.4.2. NFPA 70, National Electric Code.

1.4.3. 24CFR3280, Manufactured Home Construction and Safety Standards

1.5. Provide complete system documentation including drawings, design calculations, parts list, and detailed instructions for activating the system once the home is installed at the disaster site. Detailed commissioning and decommissioning instructions and maintenance instructions are also required.

2. DESIGN:

2.1. Development of a design for the sprinkler system will not be required for every home.

FEMA has approved sprinkler designs for selected homes that will be provided with the Task Order when available. Contractor may elect to use the provided FEMA design, or may develop their own design.

2.2. Design of the electrical system required herein will be required for most MHU floor plans.

2.3. FEMA’s homes are provided by several manufacturers, each of which has a unique floor plan for each size home. One set of sprinkler system plans shall be prepared for each unique home. That set of plans will be used to install systems in all of the homes of the same manufacturer and floor plan.

2.4. When required, Contractor shall prepare sprinkler and electrical plans and submit for review and approval. Designs shall be specific to a particular floor plan.

2.4.1. When an acceptable floor plan is provided by FEMA, sprinkler system designs shall use the FEMA provided floor plan.

2.4.2. Where FEMA does not provide a floor plan, Contractor shall conduct a site survey and develop a floor plan suitable for use in design of the sprinkler and electrical systems.

2.5. Design Review and Approval: Review and approval of sprinkler system designs is required for each individual design. Installation shall not proceed until the design has been approved by FEMA. Review by FEMA does not expressly or implicitly provide approval for the design. Review approval only states that the FEMA does not have any questions regarding the design. Contractor is responsible for the final installation being in compliance with NFPA 13D and all other requirements in the contract.

2.5.1. The contractor shall provide the completed designs to FEMA for review by Fire Protection Engineers at the United States Fire Administration (USFA).

2.5.2. The contractor shall submit the completed designs to the MHU Manufacturer and/or DAPIA for review.

2.6. All designs prepared under this contract shall become the property of FEMA upon approval by the COR, and may be used for the installation of sprinklers in other FEMA homes that have an identical floor plan.

2.7. Format: Design documents shall be provided electronically in PDF format. Design drawings shall be scaled and shall be formatted to print on 11x17 inch paper. Hydraulic calculations, cut sheets, and other documentation shall be formatted to print on standard 8½x11 inch paper. “Wet” signatures are not required, although design documents must include a stamp and all required information showing qualifications of the designer(s).

3. DELIVERY, STORAGE, AND HANDLING OF MATERIAL TO BE USED DURING RESIDENTIAL

FIRE SPRINKLER INSTALLATION

3.1. Store products in manufacturer's unopened packaging until ready for installation.

3.2. Deliver materials in original sealed packages, clearly labeled with manufacturing information, including product identification and manufacturing lot numbers.

3.3. Store material out of weather and away from incidental damage.

4. RESIDENTIAL FIRE SPRINKLER SYSTEM

4.1. MANUFACTURERS:

4.2. The following products are used in current sprinkler installations in existing MHUs and are approved for use in this work. FEMA is not recommending or requiring the use of these products. Contractors may submit substitute products. However, any product substituted must be equal to or exceed the performance of the products listed below. Substitutions must be approved by FEMA’s COR in advance.

4.2.1. Sprinkler pipe concealment: Decoshield® Systems Inc., 1500 NW 3rd Street, #105, Deerfield Beach, Florida 33442

4.2.2. CPVC Pipe: BlazeMaster® fire sprinkler pipe, The Lubrizol Corporation, 29400 Lakeland Boulevard, Wickliffe, Ohio 44092

4.2.3. Pipe Insulation: Aerocel-SSPT® closed cell elastomeric thermal insulation, Aeroflex USA Inc., 282 Industrial Park Road, Sweetwater, TN, 37874, www.aeroflexusa.com.

4.3. GENERAL REQUIREMENTS

4.3.1. Design, provide, and install standalone wet-pipe automatic sprinkler systems in accordance with this contract, the required and advisory provisions of NFPA 13D, and sprinkler component manufacturer’s recommendations. Each design shall specify the materials, components, and accessories needed to provide a complete and ready for use system.

4.3.2. UL Listed, ordinary-temperature, concealed residential sidewall sprinklers with glass bulb thermal elements shall be used. Concealed sprinklers shall have a flat or domed cover plate to minimize visual impact.

4.3.2.1. Sprinklers using eutectic metal heat sensitive elements shall not be used due to the risk of cold flow during storage.

4.3.2.2. Sprinkler cover plates shall not be installed on the sprinklers to prevent activation during storage of the home. Cover plates shall be packaged in a cardboard box, one box per home, and protected against physical damage during subsequent transport and storage. Provide one cover plate for each sprinkler installed in the home, plus one spare cover plate of each type used in the home’s sprinkler system. Detailed installation instructions shall be included in the box, along with any special tool(s) required to install the cover plates. One of each required special tool shall be provided in the box. Boxes shall be clearly labeled “Sprinkler System Parts” and shall be placed inside the refrigerator in the home. A cover plate shall not be required for sprinkler(s) installed inside the water heater closet.

4.3.2.3. The sprinkler, support cup, and opening in the wall or DecoShield® shall be properly positioned and aligned so that installation of the cover plate in the field can be accomplished without the need for adjustments, alterations, or force to achieve proper alignment. Acceptance testing will include a test installation of a cover plate onto each sprinkler in the home to ensure proper alignment.

4.3.3. All system components and pipe, with the exception of the sprinkler cover plates and DecoShield®, shall be concealed from occupant view. Pipe installed inside the (normally locked) water heater closet is considered to be concealed and is not required to be concealed.

4.3.3.1. DecoShield® soffit systems or an alternate soffit approved by FEMA shall be used.

Soffits shall be securely affixed to structural members of the home. Attachment into drywall or cabinetry is not permitted. 2 inch size U-Shield DecoShield® is preferred, as illustrated in Diagram 1.

4.3.4. Sprinkler pipe and DecoShield® shall be installed as high on the walls as possible, in compliance with the limitations of the UL Listing of the sprinkler. See Diagram 1 for a schematic representation.

4.3.4.1. Routing of pipe across hallways or rooms shall be prohibited unless no other alternative routing is feasible. Pipe may be routed through closets to reduce the visual impact; however, pipe in closets shall be protected with DecoShield®.

(Exception: Water Heater Closet, which is normally locked closed.)

4.3.4.2. Where a sprinkler is installed on the opposite side of a wall from the pipe, use standard recessed sprinkler installation. See Diagram 2 for schematic representation.

4.3.4.3. In bedrooms where bunk bed is shown on the floor plan, the sprinkler shall be positioned so that it is not easily reached by the occupant of the top bunk.

4.3.5. At the end of each branch line, provide and install a removable pipe plug or cap to be used to drain the system of all water after testing or during decommissioning. Drain plug or cap shall be accessible for use, and shall concealed behind a DecoShield End Cap or other approved soffit.

4.4. ACCESSORIES:

4.4.1. The sprinkler system accessories listed below shall be provided and installed as described:

4.4.1.1. A red metal cabinet shall be provided and securely mounted to studs inside the water heater closet. Cabinet shall be large enough to provide secure storage for the spare parts listed below that are to be provided with the system. Cabinet door shall close fully when the required spare parts are installed inside the cabinet at the final home site. Cabinet shall be sized to store the following parts:

4.4.1.1.1. One spare sprinkler of each type of sprinkler installed in the home.

4.4.1.1.2. One spare sprinkler cover plate for each type of cover plate installed in the home.

4.4.1.1.3. One manufacturer’s approved sprinkler wrench for each type of sprinkler installed in the home.

4.4.1.1.4. One adapter suitable to connect the threads at the bottom of the sprinkler system drain line to a standard garden hose. Garden hose adapter shall have standard male garden hose threads.

4.4.1.2. The spare parts listed above shall be provided with the system. All required spare parts shall be securely stored in a cardboard box placed inside the refrigerator. The spare parts shall not be installed inside the metal cabinet during system installation.

4.5. WATER SUPPLY:

4.5.1. The sprinkler system shall be designed and installed to draw water from a prepackaged tank and pump system (TPS) that will be supplied by FEMA. This system will provide 30 gpm at 40 psig to the water point of connection on the underside of the home.

Sprinkler system design and calculations shall be based on this water supply.

4.5.2. Design safety factor: Include a safety factor in the design calculations.

4.6. SPRINKLER RISER:

4.6.1. Sprinkler riser shall run vertically through the floor assembly; no horizontal pipe runs are permitted in the interstitial space between the floor and the belly board. Diagram 3 illustrates the desired configuration for the sprinkler riser.

4.6.2. The sprinkler riser shall be located in a protected space. The preferred protected space is the water heater closet. If the contractor proposes to place the sprinkler riser in another location, the contractor shall specifically call out that location and provide details to FEMA as to how the sprinkler riser is to be protected.

4.6.3. The sprinkler system point of connection to the water supply shall be located underneath the home at the base of the sprinkler riser. Point of connection shall be a steel 1½ inch diameter male fitting with 1½ inch NPT threads.

4.6.4. The sprinkler riser shall be fabricated of single piece of Schedule 40 galvanized steel pipe, 1½ inch diameter, from the point of connection to an elevation of not less than 6 inches above the finished floor. The vertical galvanized steel pipe may extend as far into the home as contractor desires. Steel pipe shall be installed in the vertical plane only, steel pipe installed in a horizontal or near-horizontal plane shall not be permitted.

Sprinkler pipe shall transition from steel to Blazemaster® CPVC pipe using an approved transition fitting at the top of the steel pipe. Sprinkler riser shall be supported by a Listed riser clamp installed at top side of the floor penetration.

4.6.5. The portion of the sprinkler riser beneath the floor and above the belly board shall be insulated with Aerocel-SSPT® closed-cell elastomeric thermal insulation or FEMA approved alternative. Insulation thickness shall be not less than 1-1/2 inches. Any joints in the insulation shall be sealed per manufacturer’s instructions using Aerocel® Protape or alternative tape approved by the insulation manufacturer. Insulation shall be attached to the sprinkler riser securely so that it does not become dislodged during long-term storage or transportation, while permitting installation of heat trace cable with the pull tapes described below.

4.6.6. Sprinkler riser assembly shall be prepared for installation of heat trace cable at the final home installation location. Two, ¾ inch wide polyester electrical pull tapes shall be installed longitudinally between the pipe and the insulation. Pull tapes shall have a minimum breaking strength of 2,000 lb, and shall be pre-lubricated.

4.6.6.1. Pull tapes shall be provided so that not more than 6 inches of tape protrudes from the underside of the home, and not less than 6 feet of tape is above the finished floor in the water heater closet. Install the pull tapes on opposite sides of the riser pipe, not closer than 1” apart, measured along the outer circumference of the pipe.

4.6.6.2. Pull tapes shall be installed so that the sprinkler riser clamp does not restrict movement of the tape and/or heat trace cable. If there is not sufficient room between the ears of the riser clamp to permit heat trace to be easily installed, the pull tapes may be installed outside of the riser clamp.

4.6.6.3. To help ensure that tapes remain in place until needed, and that a single accidental pull on any tape will not render both tapes unusable, pull tapes shall be individually affixed to the sprinkler riser. Pull tapes shall be securely affixed to the riser pipe both above the floor and below the belly board using two zip-ties above the floor, and two zip-ties below the belly board. Each zip tie shall secure only one pull tape. An illustration of the installation requirement is presented in Diagram 4.

4.6.7. At the conclusion of all installation and testing, and after all water has been evacuated from the pipe, the point of connection shall be provided with a protective cover to protect the threads against damage and to prevent the intrusion of insects or vermin. A standard pipe cap will fulfill this requirement.

4.6.8. The annular space between the sprinkler riser pipe and the floor assembly shall be sealed for energy conservation and to prevent intrusion of vermin. Standard caulking or expanding foam may be used for this. Ensure that the sealant will not prevent the installation of the heat trace cable and/or the movement of the pull tapes.

4.6.9. A check valve shall not be installed on the riser.

Exception: In the event that a sprinkler system is being installed at the final installation site and the available water supply is adequate to meet the sprinkler demand, check valves or backflow preventers shall be provided as required by local authorities. Ensure that the pressure drop from any check valve or backflow preventer is properly included in the hydraulic calculations.

4.6.10. When a sprinkler system is installed at the final Installation Site, Contractor shall coordinate installation and testing with the home installation contractor identified in the Task Order.

4.6.11. When temperatures below 40°F can be anticipated before the heating systems in the home are activated, all water must be removed from the sprinkler system after testing.

4.7. SPRINKLER DRAIN

4.7.1. A sprinkler drain line and drain valve shall be provided. The sprinkler drain shall be located in a protected space. The preferred protected space is the water heater closet near the sprinkler riser. If the contractor proposes to place the sprinkler drain in another location, the contractor shall specifically call out that location and provide details to FEMA as to how the sprinkler drain is protected. Drain line shall be routed to the underside of the home near the point of connection for the sprinkler water supply.

Drain line does not need to be insulated. Drain line shall terminate on the underside of the belly board with a standard male pipe thread fitting having NPT threads.

4.7.2. Drain Line Adapter: Provide an adapter that can be used to attach a garden hose to the drain line during decommissioning of the MHU. Adapter shall be fully assembled and shall have a NPT female fitting to mate with the sprinkler drain on one side, and a garden hose thread male fitting on the opposite side. Adapter shall normally be stored in the spare sprinkler box inside the refrigerator of the home, but shall be provided in the sprinkler spare parts box inside the refrigerator. "Garden hose thread" (GHT), is 3/4" diameter straight (non-tapered) thread with a pitch of 11.5 TPI (male part has an outer diameter of 1 1⁄16 inches (26.99 mm)).

4.7.3. The sprinkler drain line shall be labeled, both inside the water heater closet, and on the underside of the home.

4.7.4. At the conclusion of all installation and testing, and after all water has been evacuated from the pipe, the sprinkler drain line shall be provided with a protective cover to protect the threads against damage and to prevent the intrusion of insects or vermin. A standard pipe cap will fulfill this requirement.

4.7.5. The annular space between the sprinkler drain pipe and the floor assembly shall be sealed for energy conservation and to prevent intrusion of vermin. Standard caulking or expanding foam may be used for this.

4.8. PIPE:

4.8.1. NFPA 13D compliant galvanized steel pipe and Blazemaster® CPVC pipe and fittings shall be used for the sprinkler system as described herein.

https://en.wikipedia.org/wiki/Threads_per_inch

4.8.2. All CPVC pipe shall be protected against damage from chafing during transport. Provide and install chafing protection at all locations where non-metallic pipe or tube can rub against structural members, walls, metallic pipe hangers, or other components of the housing unit.

4.8.3. Pipe or tubing shall be structurally supported by attachment to structural elements of the housing unit. Attachment to drywall, cabinetry, or other non-structural components is not permitted. It is not acceptable to attach the sprinkler pipe/tube to wall board through use of a molly type bolt or other fastening method.

4.8.4. Pipe hangers/straps/supports shall be used to attach and support pipe and/or tubing.

Chafing protection shall be provided between any metal components of the hanger and the non-metallic pipe or tubing.

4.8.5. Pipe hangers/straps/supports shall be attached to the structural member using screws to provide not less than 1.5 inches of grip in wood studs.

4.8.6. Where a sprinkler system is installed at either Cumberland or Selma, pipe hangers shall be located not more than 33 inches apart. Alternate pipe hangers and DecoShield® hangers such that there is one hanger on every stud to ensure support during multiple over-the-road trips to the final home installation site. See Diagram 1.

4.9. DECOMMISSIONING

4.9.1. Sprinkler system shall include provisions and components necessary to allow the system to be easily deactivated, disconnected and fully drained with common tools when FEMA removes the MHU. Include a procedure in the operation manual by which the sprinkler system and all components can be emptied into the sanitary sewer system of the MHU during the deactivation process.

5. ELECTRICAL SYSTEM:

5.1. MANUFACTURERS:

5.1.1. Mechanical Interlock:

5.1.1.1. Leviton Manufacturing Co. Inc., 201 North Service Rd., Melville, NY 11747. Phone:

+1.800.323.8920. www.leviton.com

5.1.1.2. Thomas and Betts, 8155 T&B Boulevard, Memphis, TN 38125, Phone:

+1.901.252.5000. www-public.tnb.com

5.1.1.3. Russell Stoll, 8155 T&B Boulevard, Memphis, TN 38125, Phone: +1.901.252.5000.

www.russellstoll.com

5.1.1.4. Eaton Corporation, Phone +1.800.386.1911. www.eaton.com http://www.leviton.com/ http://www.russellstoll.com/ http://www.eaton.com/

5.1.1.5. Substitutions are permitted upon prior approval by FEMA. Complete technical documentation must be submitted with substitution request.

5.1.2. Padlock: Schlage Corporation, Phone +1.888.805.9837. www.schlage.com

5.2. GENERAL REQUIREMENTS

5.2.1. Provide and install all parts, materials and labor to supply electrical power to the TPS from the circuit breaker panel in the MHU. The TPS requires a minimum electrical supply of single phase, 60 HZ, 220/240 volts, 30 AMP. All electrical work shall be provided in accordance with the NEC.

5.2.1.1. A new circuit breaker for the TPS service shall be installed in the circuit breaker panel inside the MHU.

5.2.2. The contractor shall provide an electrical interface between the MHU and the TPS. The interface shall be a Mechanical Interlock which shall meet the following requirements:

5.2.2.1. Provide a Switched Mechanical Interlock: IEC 60309-2 International Pin and Sleeve compliant mechanical interlock receptacle rated 3 pole, 4 wire, 125/250 Volts AC, 30 Amp, 12H. Interlock shall be have a NEMA 4X, NEMA 12K enclosure rated IP67 or IP66 (Water tight).

Note: IEC 60309-2 compliant Proper Pin and Sleeve plugs and sockets typically include 430MI12W in the part number. Typically the number identified has the manufacturer’s letter identification in front of it (e.g., XXX430MI12W).

5.2.2.2. Mechanical Interlock (disconnect) shall be able to be locked in both the ON and the OFF position.

5.2.2.3. The Mechanical Interlock shall not allow the connection to be removed when the connection is in the ON position.

5.2.2.4. The Mechanical Interlock shall have a female connection. See Diagram 7.

5.2.3. Provide a padlock and two keys to lock the Mechanical Interlock.

5.2.3.1. The padlock shall be a “SCHLAGE” brand, 6-pin Everest cylinder with a C123 keyway that shall be keyed to a 6 pin combination. The key combination shall be “746105” for all locks.

5.3. INSTALLATION

5.3.1. Install the Mechanical Interlock on the rear exterior wall, two (2) feet from the intersection (corner) of the MHU rear and the Curb Side wall. The bottom of the mechanical interlock shall be located not more than 12 inches above the lowest level of the exterior siding on the home. See Diagram 6.

http://www.schlage.com/

5.3.1.1. The contractor shall ensure that the installation of the electrical interface shall not violate the IP67 or IP66 Rating.

5.3.1.2. Mechanical Interlock shall be securely mounted to the MHU using a properly sized, white, vinyl siding mounting block. The vinyl siding and trim shall be finished as necessary to present a neat and workmanlike installation.

5.3.1.3. It is preferred that all wire between the circuit breaker panel and the Mechanical Interlock be concealed in the wall(s) of the MHU. Routing wire underneath the MHU, and above the Belly Board, shall be permitted where necessary.

5.3.1.4. All wire outside of the MHU shall be enclosed in UL Listed water tight conduit installed in accordance with the NEC.

5.3.1.5. All wire inside the MHU that is not concealed in a wall shall be installed in UL Listed surface-mount conduit. Use of, and routing of, surface-mount conduit shall be approved in advance by the COR. All surface-mount conduit shall be painted to match or closely match the wall finish.

5.3.1.6. Wiring installed below the floor shall be encased in Listed conduit, either rigid or flex.

5.3.1.7. Penetration of the Belly Board shall be in accordance with § 6.2.5, below.

5.3.2. All penetrations of the environmental enclosure of the home shall be sealed with appropriate caulk or sealant to prevent heat loss and/or intrusion of vermin.

6. EXECUTION

6.1. INSPECTIONS:

6.1.1. The contractor shall thoroughly review the jobsite prior to work beginning and determine that all conditions of this contract can and will be met. If any part of the work cannot be completed at the time of review of the jobsite, the information shall be brought to the attention of the COR before the task is started on the site. All field measurement may be carried out at this time.

6.1.2. COR may review and or inspect work at any time during all phases of construction and installation, including materials used in the completion of this contract.

6.1.3. Contractor(s) and COR will schedule a time for a walkthrough of the completed work at least once a week. Any and all manuals, to include sequence of operation, completed warranty copies and as built drawings will be turned over to the COR at the completion of the walkthrough.

6.2. WORK PROCESS:

6.2.1. All work shall be carried out in a neat and workmanlike manner in accordance with local, state and federal codes as well as all applicable industry standards and practices. (i.e., NFPA, NEC, IBC codes, etc.).

6.2.2. Clean up: tools, surplus materials, debris, and trash resulting from the work and activity required to complete this contract shall be removed and disposed of by the contractor.

Facility dumpsters shall not be used for this purpose. All homes shall be cleaned on completion of the work; all dust and debris shall be removed from the home, and the home shall be left in ready-to-occupy condition.

6.2.3. Safety: all personnel required for the fulfillment of this contract shall work safely in compliance with all applicable OSHA regulations while on site. Work areas are to be cordoned off as needed and left in a safe, clean and organized condition at the end of each work day.

6.2.4. Use of premises: Contractor will be advised of the areas on this site (rest rooms, dining hall, etc.) that may be used by workers during the term of this contract. All contracting staff will provide photo identification when entering a FEMA facility and shall adhere to all security requirements and regulations imposed.

6.2.5. Penetrating the Bottom/Belly Board: The work under this contract may require access to the interstitial space beneath the home, between the floor assembly and the Belly Board. At the conclusion of work, all insulation in the interstitial space shall be restored to its original configuration, and all penetrations of the Bottom/Belly Board fabric shall be sealed using Flex-Mend™ Tape in accordance with manufacturer’s installation instructions. Flex-Mend™ tape is available at a number of manufactured home supply houses and is marketed by V.P. Products & Sales, Inc., 219 Challenge Avenue, Prattville, AL 36067.

6.3. DOCUMENTATION AND LABELING

Complete documentation and labeling as noted herein shall be provided.

6.3.1. Labels and Signs:

6.3.1.1. Document Holder: A durable document storage case securely fastened shall be securely mounted on the inside of the water heater closet door. The document storage case shall be brand name Justrite No. 23304 or equal, the contractor shall submit alternative products for FEMA approval. One complete copy of the sprinkler system documentation shall be bound and provided inside this case.

6.3.1.2. Control Valve Labels: All sprinkler system valves shall be labeled to note their function and normal position. Example: Drain Valve – Normally Closed. Labeling shall be permanently affixed and durable.

6.3.1.3. Decommissioning label: Provide a ready-to-use self-adhesive decommissioning label in the document holder inside the water heater closet. The decommissioning label will be applied to the inside of a kitchen cabinet when the MHU is removed from service to alert future owner(s) that the sprinkler system has been disabled.

Decommissioning label shall be red with white letters; label shall be 8.5 inches by 11 inches in size. Decommissioning label shall be stored in the document holder for use when the MHU is decommissioned.

This home was originally equipped with automatic fire sprinklers to provide the highest level of occupant safety. The sprinkler system has been disabled and must be serviced by a qualified fire sprinkler technician to ensure continued occupant safety.

6.3.1.4. Circuit Breaker Label: Permanently mark circuit breaker(s) providing electrical power to the TPS to indicate their function.

6.3.1.5. Fire Sprinkler Data Label: A self-adhesive Fire Sprinkler Data Label shall be applied to the inside of the water heater closet door. The following information shall be included:

The manufacturer, model number and K Factor of sprinklers installed shall be included. Indicate location and temperature rating of any sprinklers with other than an ordinary (135 - 170 °F.) temperature rating.

Water supply design criteria – water flow in gallons per minute (gpm) and pressure in pounds per square inch (psi) required at the sprinkler system connection to the water supply.

Drain location, water shut-off valve location and check valve location.

6.3.1.6. Sprinkler Label: A 2-inch diameter standard commercially available label shall be located adjacent to each sprinkler indicating that no items are to be attached or hung on the sprinkler. ComplianceDesigns.com Label NHE-10035 is one acceptable label.

6.3.1.7. Pipe Labels: All sprinkler pipes shall be labeled as sprinkler pipes. Pipes that are concealed by DecoShield® do not need to be labeled. Pipe in the water heater closet or underneath the home shall be labeled. Pipes should be labeled every 5 linear feet.

Common commercially available sprinkler pipe labels shall be acceptable.

6.3.2. Documentation: Documentation shall be provided to FEMA in electronic format in both PDF format and native format such as MS Power Point or MS Word. Design documentation shall include:

6.3.2.1. All maintenance requirements as well as the schedule for maintenance intervals.

6.3.2.2. Instructions for activating the sprinkler system when the housing unit is activated.

Instructions shall include testing that will detect any pipe damage during storage or transportation and installation of sprinkler cover plates. Include detailed instructions on how to install the sprinkler cover plates, as well as placing the spare parts in the red box in the water heater closet.

6.3.2.3. Instructions for deactivating the residential sprinkler system when the housing unit is deactivated.

6.3.2.4. Clearly state the sprinkler system water supply pressure and water flow requirements.

6.3.2.5. Operating Instructions - Provide complete operating instructions for the sprinkler system. Instructions shall be based on FEMA’s operational protocols for the housing units. Separate chapters shall be provided for each of the following 5 distinct operations:

Receipt to storage lot and storage (including any required maintenance and inspection);

Installation and setup (including all final testing to be performed);

System maintenance;

System decommissioning including drainage, preparation for transport and storage; and, Transport (transport documentation shall address pre and post installation transportation if they differ).

All instructions shall include a logical sequence of steps to achieve the stated objective. Instructions shall be specific to each unit and shall include explanatory material and full description of the actions that are to be taken and a complete list of the tools needed. Photos or diagrams shall be specific to each unit and may be included to illustrate the instructions as necessary. Include checklists for each operation. Instructions shall be written at the eighth-grade level of comprehension.

Operating instructions shall be submitted for review and approval by FEMA prior to delivery of the housing units. Submittal shall be in MS Word format.

The operating instructions shall be revised and resubmitted as necessary to incorporate FEMA review comments. After acceptance of the operating instructions by FEMA, one durable, printed copy shall be bound and provided in each home, and an electronic copy in MS Word format shall be provided to FEMA. Install the bound hard copy in the water heater closet.

6.3.2.6. Parts List: Provide a complete parts list including manufacturer, model number, and all other specifications required to procure repair or replacement parts for the sprinkler system.

6.3.2.7. Cut Sheets: Include manufacturer’s cut sheets for each component used, clearly identifying the specific model or features used in the system.

6.3.2.8. Include documentation that components or parts that are required to be Listed by an independent testing laboratory are so Listed.

6.3.2.9. Installation and Operating Instructions: Provide complete operating instructions for the sprinkler system including, shipping, site preparation, installation, operation, maintenance, decommissioning, and preparation for shipping from installation site after decommissioning. Installation instructions shall clearly state that if the local ambient temperature is expected to fall below 50°F, water shall not be added to the system until and unless electrical power is available for the freeze protection system and the heating system in the home has been activated.

6.3.2.10. Tool List: Provide a list of all tools or equipment required for FEMA to install at final home location, operate, maintain, and decommission the provided sprinkler system. Where special tools are required, include manufacturer, model, size, and cut sheet.

6.4. QUALITY CONTROL

6.4.1. Perform acceptance tests for the sprinkler system in accordance with NFPA 13D. Submit a signed and dated certification of acceptance test completion with each home.

Certification shall include details of tests performed and the results of each test. Include a copy of the certification in the information/instruction packet provided in the home.

6.4.2. All water must be removed from the sprinkler pipe after testing using a vacuum and the installed drain plugs. Since the homes are not heated during storage, any water remaining in the system will freeze.

6.5. PARTS AND INSTALLATION KIT:

6.5.1. Provide all parts, materials, installation instructions, and special tools required to install, operate, and maintain the sprinkler system. Local purchase of any parts or materials is not acceptable; the home shall be equipped with all parts and materials needed to install the unit and make it fully functional, with the exception of the TPS, standard hand tools, garden hose to fill the tank, and water.

6.5.2. Parts and materials shall be sealed in clear plastic bags that are clearly labeled to permit verification and inventory. Plastic bags shall be packaged in a clearly labeled cardboard box.

6.6. REQUIRED ELEMENTS

6.6.1. Drawings and calculations:

6.6.1.1. Provide a complete set of engineering drawings and calculations. Drawings and calculations shall include at a minimum:

Dimensioned drawings detailing all aspects of the proposed system, including hydraulic reference points, dimensions critical to sprinkler placement, etc.

Design calculations for the sprinkler system and electrical systems.

7. DELIVERABLES:

7.1. DESIGN SUBMISSIONS:

7.1.1. Product Data: Manufacturer's data sheets on each product to be used, including:

7.1.1.1. Submit Nationally Recognized Test Laboratory Certifications (e.g., UL and/or Intertek Testing Service (ITS)).

7.1.1.2. Preparation instructions and recommendations.

7.1.1.3. Storage and handling requirements and recommendations.

7.1.1.4. Installation methods.

7.1.2. Plans: Design drawings showing all relevant home features and sprinkler system components. Include hydraulic reference points and dimensions showing sprinkler position relative to walls and obstructions that will enable reviewers to assess compliance with cut sheets.

7.1.3. Calculations: Hydraulic calculations keyed to design drawings.

8. DIAGRAMS

Diagram 1. Pipe / Sprinkler Installation

Cover Plate

Decoshield Sprinkler Housing

Sprinkler

4" - 6" below ceiling

Decoshield L-Shield

Pipe Hanger

DecoShield Hanger

1 1 12 2

Diagram 2. Through-Wall Sprinkler Schematic

Cover Plate

Sprinkler

Diagram 3. Sprinkler Riser

Sprinkler Riser Schematic

NOT TO SCALE

REV 3.2 3/31/2016

Belly Board

Pipes extend not less than 4 in.

below Belly Board

Seal openings

Riser clamp

Minimum of 6 inches steel pipe above floor.

Blazemaster CPVC

Sprinkler Pipe

Drain Pipe.

Seal openings in Belly

Board around pipe with Belly Board Tape.

Cable Ties

Cable Ties

Pull tapes

Listed CPVC – Steel transition coupling where steel joins CPVC.

SHEET NOTES:

1. Min. 6 ft. of pull tape above the floor (each tape), coiled and secured for transport.

2. Min. 6 in. of tape (each) below the belly board.

3. Ensure that pull tapes are not pinched under the riser clamp and are free to move. If there is insufficient space between the ears of the riser clamp for heat trace cable to be installed without danger of being pinched or abraded, the pull tapes shall be installed outside of the clamp.

4. Pull tapes shall each be a continuous single piece of tape; no knots are permitted.

5. Galvanized pipe must extend not less than 6 in. above the finished floor. Galvanized pipe may extend as far as the ceiling (or anywhere between floor and ceiling) before transition to CPVC, at manufacturer’s discretion. Hydraulic calculations must include appropriate friction factors for each pipe material used.

6. Transitions between CPVC and metal pipe shall be made using UL Listed transition couplings.

7. Riser pipe and drain pipe shall be positioned far enough from each other so that hoses can be easily attached to either and/or both pipes using wrenches.

8. Drain pipe may be steel, copper, Blazemaster, or standard CPVC.

9. All openings made in the Belly Board shall be sealed using Belly Board tape per specifications.

10. Riser and drain shall have a pipe cap to prevent intrusion of vermin. Securely affix cap so that it does not fall off during transport.

Drain Valve.

Normally Closed.

1.5" galvanized steel pipe

Pipe insulation.

Pipe cap

Diagram 4. Securing Pull-Tapes

Install two ties above the floor and two ties below the Belly Board as shown in the following typical arrangement. Not to scale.

Tie OVER this pull tape

Tie UNDER this pull tapeTie OVER this pull tape

Tie UNDER this pull tape

Diagram 5. MHU Orientation

Diagram 6. Mechanical Interlock Wiring

Diagram 7. IEC 60-309 Pin and Sleeve Connectors