Section 21 10 00: Water-Based Fire Suppression Systems
The entire sprinkler system to be designed to meet the requirements of the university’s insurance underwriter.
All spaces in the building must be fully protected by fire sprinklers in accordance with NFPA-13, 13R, or 13D, whichever is applicable. This requirement includes all spaces below suspended ceilings and above suspended ceilings where combustible materials are or are intended to be located. Plastic piping, telephone cabling, and plastic ductwork are examples of combustibles. All equipment must be UL listed and in the latest edition of the university’s insurance underwriter's Approval Guide.
In addition to the requirements of NFPA-13, the rulings and interpretations of the local Fire Marshal and the requirements of OSU must be incorporated into the design.
Dry Sprinkler Systems must be resettable externally by a plunger. For sensing Waterflow and Low Air, must use Potter PS10-2A for Waterflow and Potter PS40-2A for Low Air. If an accelerator is needed, Reliable Accelerator B1 must be used.
Signage for room containing main fire sprinkler controls shall have label, “FIRE SPRINKLER CONTROLS’ in red one inch high letters on white background.
If at all possible, locate sprinkler riser in a mechanical room with direct outside access. Ensure that room is heated by a permanent fixed means or electrical heat source. Electrical heating tapes shall not be considered as an acceptable alternative means for freezer protection.
Indicate the location of all standpipe, tamper switches and flow switches. Provide a riser diagram showing major components, inspectors tests, auxiliary drains and low point drains.
All valve controlling water supplies for sprinkler systems of portions thereof, including floor control valves, shall be located for convenient access and operable from the floor level or another location approved by the Fire Marshal. All sprinkler valves and controls shall be labeled: FIRE SPRINKLER CONTROLS". Signage with red one inch letters and white background is preferred.
Sprinkler FDC shall be located forty (40) feet from structure when possible and location pre-approved by the Corvallis Fire Department. Connection shall be labeled as to what the connection actually serves, I.e. "Wet sprinklers and wet standpipe".
Locate Backflow Preventers inside building. Otherwise in an exterior vault.
Do not use riser mounted air compressors. Use the largest air compressor allowed by code. Air compressor shall be hardwired with a protected circuit, or if plugged in, install a system that secures the plug into the outlet.
The use of self-luminous exit signs containing radioactive material is prohibited unless specifically approved by Environmental Health & Safety (EH & S).
All Exit signs and Egress lighting must be on a dedicated Generator or UPS circuit or approved by the Alarm Shop.
Install an exterior water flow bell in a location that is in direct line of sight of the fire department connection and shall have a “IF BELL RINGS, CALL 9-1-1” sign attached.
All auxiliary drains, low point drains & inspectors tests to be piped to ground level and accessible without the use of a ladder and piped to exterior if possible or an UPC approved floor sink with 3” drain.
Uniform Fire Code – Latest edition.
NFPA13-Installation of sprinkler systems.
Provide labels and flow direction arrows on mains and cross mains every 20 feet.