HomeMy WebLinkAboutFire Flow Worksheet - FIR Letters / Memos - 6/20/2017 06-22-° 17 16 : 30 FROM- Steve Johnson 3602756775 T-040 P0001/0002 F-828
Mason CoUnty Fire Marshal's Office AN
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Commercial Fire-Flow Worksheet mMM
61 s w.Alder sheet-Shelton,IVA 99584
360-427-9670 or 360-275-4467 ext.352
v Permit ff t
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T Date of Application; C> Parcel Number:
st,ess Na �•. Q n s o n _
Phone Number: . Address:
1
Use and Occupancy classification; C�� Building Construction Type(IBC):
Square footage: Fire flow as outlined in Appendix A: gpm For hour(s)
Closest hydrant location from furthest comer of building(as a vehicle would drive) feet(+400 ft mitigation
S required)
T. Deduct from fire flow required:(Not less than 1500 gpm/min)
E [l Sprinkler System:Non-high pile(-75%) Sprinkler system: High pile(-50%)
0 Monitored alarm system(-250 gpm)
❑ 30 foot setbacks all sides(-2S0 gpm) GPM required(Table A):
2 Deductions(GPM): -
Total required:
Not less than 15006pm
Do you have sufficient fire flow? �] Yes(stop if yes) 0 No(go to step 3)
"Step 3 may be required in addition to the fire protection requirement set by the International Fire and Building Code.
(Supporting documentation must be provided from local Fire Dlstdct,Water District or Authority having Jurisdiction)
Q 0-1,999 sq/ft:No mitigation needed
S 7,000-5,999 sq/ft:(One of the following must be completed)
T NFPA 72 addressable fire alarm system OR Maximum allowable fire area of 2000 sq/ft with Fire Waifs
E 6000-11,999 sq/ft:(Both must be completed or NFPA 13 automatic sprinkler system installed)
P NFPA 72 addressable fire alarm system AND Maximum allowable fire area of 5,999 sq/ft with Fire Walls
12,000+sq/ft:NFPA 13 automatic sprinkler system
Portions of buildings that are separated by FIRE WILLS,without openings or penetrations,and constructed In accordance with
the International Building Code are allowed to be considered separate fire-flaw calculation areas.
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