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You must design according to:
• NFPA 101: Life Safety Code (except no “horizontal
• NFPA 13: Standards for the Installation of Sprinkler
• NFPA 14: Standpipe Systems
• NFPA 17: Wet Chemical Extinguishing Systems
• NFPA 20: Centrifugal Fire Pumps
• NFPA 70: National Electric Code
• NFPA 72: National Fire Alarm Code
• NFPA 92A, 92B: Smoke Control Systems
• NFPA 96: Ventilation and Fire Protection of Commercial Cooking Operations
• NFPA 110: Emergency and Standby Power Systems 3. Underwriters Laboratories (UL) Listing: Provide UL listed materials, appliances and equipment.
• Americans with Disabilities Act (ADA): Comply with Life Safety requirements. See the Design Standards for general accessibility requirements.

Provide wet-pipe sprinklers for habitable spaces such as guestrooms, guestroom corridors, restaurants, ballrooms / meeting rooms, public and back-ofhouse areas.

Sprinkler Heads: Fast-response 68° to 74° C (155° to 165° F), recessed, semi-recessed and concealed .Coordinate locations of sprinkler heads at guestrooms and public areas with the interior designer to avoid location conflicts and minimize appearance impact

Automatic Sprinkler / Standpipe System
1. Design Requirements:
• Standards: NFPA 13 (not NFPA 13R), 14 and 20.
• Water Source: Perform flow-test(s) and document.
Provide dependable source of water quantity and pressure from municipal water main or from on-site cistern or tank(s) if municipal water is not available.
• Safety Factor: Provide a 10% hydraulic safety factor.
• Pressure Reducing Valves: Design system within maximum pressure of 175 psi without use of pressure reducing valves.
• Low-Rise Buildings: Provide control valves, flow and tamper switches at each connection monitored on the fire alarm system. Locate inspector's test assembly at remote end of zone (not in guestrooms) withdischarge piped to exterior drain.

• High Rise Buildings: Connect guestroom floor sprinkler piping to 2 risers at each floor with a control valve and flow and tamper switches at each connection. At guestroom and non-guestroom levels, locate inspector test assembly at remote end of zone, hardpiped to exterior similar to low-rise building.

Guestroom Bathrooms: Sprinklers are not required if bathroom is less than 5.10 m2 (55 sq. ft.). Regardless of bathroom area, sprinklers are required when combustible tubs or shower or tub surrounds (plastic / fiberglass) enclosures are used.
• Closets and Pantries: Sprinklers are not required in clothes closets, linen closets and pantries within hotel guestrooms where the area of the space does not exceed 2.2 m2 (24 sq. ft.). Closets and pantries with washer, dryer, water heater, mechanical or electrical equipment require sprinklers.
• Building Exception: Sprinkler / standpipe system may not be required in existing buildings of 2 stories or less where all guestrooms exit directly to exterior (no enclosed corridors).

Smoke Sensors (Detectors):
A large information about hotel fires
Sample Guestroom Sprinkler Plan
Return to guestroom planning main page
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