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8 Cards in this Set
- Front
- Back
State minimum and maximum dimensions that a FDC can be from finished grade |
Not less than 18" but not more than 4' |
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Minimum pipe size to serve a sprinkler system |
Minimum 4 inch for fire engine connections Minimum 6 inch for boat connections Hydrauically calculated, permitted to be less than 4 inches but not less than the largest riser being served |
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Identify two pieces of equipment required on the FDC piping |
Check valve and automatic drain/ball drip |
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Additional piece of equipment needed on the riser of a preaction system when installing the FDC |
Check valve in the riser |
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State the purpose of a FDC for sprinkler systems |
To pump supplement water into the sprinkler system, furnishing water to supplement existing water supplies |
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Position that most ball drips must be installed |
Horizontally |
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State the situations when FDC can be omitted |
Buildings located that are inaccessible for fire department support Large capacity deluge systems exceeding the pumping capacity of the fire dept Single story buildings not exceeding 2000 sq ft in area |
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Distance the FDC must be from the closest hydrant |
NFPA - no requirements OBC - 45 meters Standpipe - 100 feet |