FPST2243_05_installation requirements

FPST2243_05_installation requirements - Automatic Fire...

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1 Automatic Fire Suppression Systems FPST 2243 UNIT 05 Installation Requirements
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22 REQUIREMENTS INSTALLATION REQUIREMENTS NFPA 13 Chapter 8 Requirement to Install a Sprinkler System IBC NFPA 5000 NFPA 101 Older Building Codes UBC, BOCA, Southern
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33 BASIC REQUIREMENTS 1. Sprinklers installed throughout the facility. 2. Sprinklers do not exceed maximum allowable coverage. 3. Sprinklers located to provide satisfactory performance with respect to activation time and distribution
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44 BASIC REQUIREMENTS (Continued) 4. Sprinklers can be omitted from areas when allowed by this standard [NFPA 13] . 5. Can deviate from clearance requirements from structural members when tested for that application. 6. Can deviate from clearance requirements from ceiling when tested for that application, or calculations demonstrate comparable sensitivity & performance of sprinkler.
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55 7. The system valves and gauges shall be accessible for operation, inspection, tests, and maintenance. BASIC REQUIREMENTS (Continued)
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66 SYSTEM AREA LIMITATIONS (§8.2) Light Hazard………………………52,000 ft2 Ordinary Hazard………………….52,000 ft2 Extra Hazard w Pipe Schedule………………….……25,000 ft2 w Hydraulically Calculated………. .…. .40,000 ft2 Storage – High-Piled Storage and storage covered by other NFPA standards ………….40,000 ft2
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77 SYSTEM AREA LIMITATIONS (Continued) Floor area occupied by mezzanines shall not be included in the area. Floor area for Storage & High-Piled Storage cannot exceed specified and combined with light & ordinary use groups shall not exceed 52,000 ft2 (e.g., warehouse + office)
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88 SYSTEM AREA LIMITATIONS (Continued) “Sprinkler systems having sprinklers with k- factors other than 5.6 nominal , listed piping material other than that covered in Table 6.3.1.1, extra hazard Groups 1 and 2 systems, and exposure protection systems shall be hydraulically calculated.” (§14.5.1.2) So how can you pipe schedule an extra hazard occupancy?
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99 USE OF SPRINKLERS (§8.3) Installed in accordance with their listings. The requirements shall not apply where construction features or other situations require unusual water distribution, listed sprinklers shall be permitted to be installed in positions other than anticipated by their listing to achieve specific results. Upright sprinklers shall be installed with the frame arms parallel to the branch line unless listed for other orientation.
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TEMPERATURE RATINGS (§8.3.2) Use Ordinary temperature rated sprinklers throughout unless complying with following sections. When maximum ceiling temperatures exceed 100oF, use Table 6.2.5.1 Intermediate & High temp sprinklers shall be permitted throughout Ordinary & Extra Hazard Occupancies and as allowed by this standard & other standards. Intermediate & High temp sprinklers shall be
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FPST2243_05_installation requirements - Automatic Fire...

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