Report (109) RECEIVED
MAY 9 2018
CITY OF TIGARD
BUILDING DIVISION
Fire Marshal's Division Offices
North - 14480 SW Jenkins Rd., Beaverton, OR 97005, (503)3564700
Tualatin Valley South - 7401 SW Wash Ct., Tualatin, OR 97062, (503)612-7010
Fire & Rescue
Fire Flow and Hydrant Worksheet
This worksheet is required to be submitted to and approved by the Authority Having Jurisdiction
(AHJ) before any permits for new building construction, building expansion or fire hydrants will be
issued by any building department within the TVF&R District
Preparer Information
Preparer Name: Karl Koroch, PE
Phone: 503 443 3900 Fax: 503 443 3700
Architect/Engineer of Record: TM Rippey Consulting Engineers
Phone: As above Fax:
General Budding Information I
Project Name: Jaguar Land Rover
Project Address: Greenburg at Washington Square Drive
City: Tigard County: Washington Zip:
Construction Type(s): Type IIB and IIIB
Total Bldg Area: 148,271 sqft
Total Fire Area: 148,271 sqft
Bldg Fire Flow: 8000 Gallons Per Minute(Light Hazard)
Describe Fire Area: (if more than one fire area,include an 8 1/2 x 11 or 11 x 17 drawing indicating the various fire areas)
Building is retail automobile sales and service. Building has two levels of rooftop vehicle storage.
Type of Occupancy or Use of Building: B/F1/S1
I
A. Occupancy Hazard
Al Determine percent of each occupancy hazard in the fire area.
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occupancy azard class"_.1r � Fire Area , ;,,, _Total Fire Area 1', i'�, -Percent, f F Fire_.,.
Light Hazard 13057 SFE 148,271 SF x100 8.81
Ordinary Hazard Grp 1 111673 SF 1 148,271 SF c 100 75.32
Ordinary Hazard Grp 2 23541 SF 1 148,271 SF15.88
Extra Hazard Grp 1 0 SF 1 1 SF x0 � 0
Extra Hazard Grp 2 0 SF / 1 SF -'=' 0
Total Must equal 100% 100.01 Vo
A2 Calculate Fire Flow
Occupancy`Haz 'd class' Factor ,Area` I .. k Fire Flow " i": B) F„re Flow_
Light Hazard 1.0 x 8.81 % € 8000 GPM 705 GPM
Ordinary Hazard Grp 1 1.2 x 75.32 % Vic' 8000 GPM 7231 GPM
Ordinary Hazard Grp 2 1.3 x 15.88 % 8000 GPM rl 1652 GPM
Extra Hazard Grp 1 1.4 0 % . 8000 GPM r 0 GPM
Extra Hazard Grp 2 1.5 x 0 % ' C 8000 GPM lir 0 GPM
A3 Required Fire Flow 9588 GPM
B. Minimum Number of Fire Hydrants Required
Required Fire Flow 9588 = 8 No.of Hydrants Required
C. Reduction of Fire Flow- Reductions are based on the following:
Cl - Reduced by 25%for all Group R Occupancies without fire sprinklers (multiply by.75)
C2 - Reduced by 25%for a NFPA 72 Fire Alarm System (multiply by.75)
C3- Reduced by 75%for NFPA 13 Automatic Sprinklers (multiply by.25)
D. Required Fire Flow
D1 - Group R occupancy No x 1 = 9588 GPM(Max.3000-Min. 1500 gpm)
D2- Fire Flow 9588 GPM x 0.25 = 2397 GPM(Max.3000-Min. 1500 gpm)
E. Available Fire Flow to the Building Test Results: 6,471 GPM
Fire flow test results based on test performed on February 1, 2018, attached.
1
TUALATIN VALLEY WATER DISTRICT
Test#: 1307
FIRE HYDRANT FLOW TEST REPORT Hydrant ID #: 1S1W35B19FH50
Location: SW GREENBURG RD&SW WASHINGTON SQ R Date: 2/1/2018
Test made by: JAMES &TODD
Witness: Time: 7:10
Project name:
Discharge coefficient: .54816
Inside dia. of outlet= 4.5 inches
Pitot reading = 44 psi Pitot 2 = 0 psi
Observed flow rate= 2195.7 gpm
Flow method: HOSE MONSTER
Static pressure: 94 psi Residual pressure: 84 psi
Flow at 20psi residual pressure (calculated): 6471 gpm '
Location map: To be attached to test report and to show which hydrants were 7 ..///"K
used to monitor residual pressure and flow.
Gage information: / �gd
Static and residual pressure gage: 206320 Pitot gage:
Hydrant information:
Hydrant ID Year Make Notes
Flow hydrant: 1S1W35B19FH50 1977 PSCIP see map for location
Read hydrant: 1 S1 W35B16FH50 1972 PAC. STATES see map for location
Remarks:
The mapping,flow or pressure information contained herein reflects conditions on the date and
time of the test. Tualatin Valley Water District makes no representation as to the system's
ability to meet specific fire flow requirements. Future system capability may differ from the
flows reported herein because of subsequent modifications to the district's system and/or
because flow and pressure may vary by time of day and season. Test gage callibration
information available upon request.
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