Report (64) IAU SW Oa MAY 1 b Z017
CITY OF TIGARD
BUILDING DIVISION
TVA ® Tualatin Valley Fire & Rescue
Tualatin Valley Fire Flow and Hydrant Worksheet
Fire & Rescue
North Operating Center Central Operating Center South Operating Center
20665 SW Blanton Street 11945 SW 70th Avenue 7401 SW Washo Court,Ste 101
Aloha,OR 97007 Tigard,OR 97223 Tualatin,OR 97062
Phone:503-259-1400 Phone: 503-649-8577 Phone: 503-259-1500
Fax:503-259-1224 Fax: 503-642-4814 Fax: 503-259-1520
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. For assistance completing this form,see the Fire Flow and Hydrant Worksheet Instructions or call the Operating
Center nearest you.
SECTION 1 -Preparer Information
a. Preparer Name: Kyle Childers, PE Date: 5/8/2017
Phone: (503)415-2408 Fax: E-mail:J kyle.childers@otak.com
b. Architect/Engineer of Record: IKyle Childers (EOR) I
Phone: 1(503)415-2408 Fax: E-mail:I kyle.childers@otak.com
SECTION 2-General Building Information
a. Project Name: Oak Street Apartments -Building A
Project Address: Southeast SW 90th Ave
City: Tigard County:IWashington County I Zip: 97223
b. Construction Type: Type IV and V-A
c. Total Bldg Area: 133,315 sq ft(as defined by the OSSC)
Total Fire Area: 133,315 sq ft(as defined by the OFC)
Bldg Fire Flow: 6500 GPM (base amount without adjustment for occupancy hazard classification)
d. Describe Fire Area:(if more than one fire area,include an 81/2 x 11 or 11 x 17 drawing indicating the various fire areas)
5 Story Apartment Building with ground floor parking. Ground floor witll be Type 1-A Construction and remaining
4 Stories will be type V-A
e. Type of Occupancy or Use of Building: Multi-family
Page 1 Revised: August 2011
Fire ROW and Hydrant Worksheet(continued)
SECTION 3-Occupancy Hazard
a. Percentage of Occupancy Hazard Classifications(see Worksheet Instructions-tables 1 and 2)
Occupancy Hazard Classification Fire Area Total Fire Area Percent of Fire Area
Light'Hazard 109000 SF / 133,315 SF x 100 = 81.76 %
Ordinary Hazard Grp 1 22215 SF / ` 133,315 SF x 100 = 16.66 %
Ordinary Hazard Grp 2(HPCS I & II) 2100 SF / 133,315 SF x 100 = 1.58 %
Extra Hazard Grp 1 (HPCS III) 0 SF / 133,315 SF x 100 = 0 %
Extra Hazard Grp 2(HPCS IV&HH) 0 SF /' 133,315 SF x 100 = 0 %
Total must equal 100% 100 %
b. Calculated Fire Flow
Occupancy Hazard Classification Factor Fire Area Fire Flow Bldg Fire Flow
Light Hazard 0.75 x 82 % x ` 6500 GPM = 3986 GPM
Ordinary Hazard Grp 1 0.85 x 17 % x ' 6500 GPM 920 GPM
Ordinary Hazard Grp 2 1 x 2 % x 6500 GPM = 103 GPM
Extra Hazard Grp 1 1.15 x 0 % x 6500 GPM = 0 GPM
Extra Hazard Grp 2 1.25 x 0 % x 6500 GPM 0 GPM
c. Required Fire Flow with Occupancy Hazard Adjustment 5009 GPM
SECTION 4-Minimum Number of Fire Hydrants Required
Refer to Table C105.1 below(2010 OR Fire Code,Appendix C)for the minimum number of hydrants required.
Required Fire Flow: 5009 GPM
TABLE 0105.1
NUMBER AND DISTRIBUTION OF FIRE HYDRANTS
FIRE-FLOW REOUIRENENT MINIMUM NUMBER
(gprn) OF HYDRANTS
1,750 or less 1
2,0OO-2,250 2
2,500} 3
7y
,000J 3
3,500-4,000 4
4,500-5,005 5
5,500 6
6,000 6
6,500-7,000 7
7,500 or more 8 or more
Page 2 Revised: August 2011
I Fire Flow and Hydrant Worksheet(continued) I
SECTION 5-Reduction of Fire Flow
Reduced by 75%for an approved automatic sprinkler system, installed in accordance with NFPA 13 or
NFPA 13R (choose multiplier 0.25 in Section 6).
SECTION 6-Required Fire Flow
Fire Flow: 5009 GPM x 0.25 1500 GPM
(Min.=1500,Max.=3000)
SECTION 7-Available Fire Flow to the Building
Manually enter available fire flow here. Please attach documentation of the flow test that was conducted. It
must include date, time and location of static/residual and flow hydrants, as well as the tester's name, phone
number and address.
Test Results: 28520 GPM
Page 3 Revised: August 2011
TUALATIN VALLEY WATER DISTRICT Test#: 1276
FIRE HYDRANT FLOW TEST REPORT Hydrant ID it: 1S1W35A6FH50
Location: SW OAK ST&SW 90TH AVE Date: 3/2/2017
Test made by: HERB &JAMES
Witness: Time: 11:10
Project name:
Discharge coefficient: .54816
Inside dia. of outlet= 4.5 inches
Pitot reading = 62 psi Pitot 2 = 0 psi
Observed flow rate = 2606.4 gpm
Flow method: HOSE MONSTER
Static pressure: 104 psi Residual pressure: 103 psi
Flow at 20psi residual pressure (calculated): 12$520 gpm
Location map: To be attached to test report and to show which hydrants were
used to monitor residual pressure and flow.
Gage information:
Static and residual pressure gage: 3602536332 Pitot qaqe: 2-A5F6U-20-1
Hydrant information:
Hydrant ID Year Make Notes
Flow hydrant: 1S1W35A6FH50 1982 MUELLER see map for location
Read hydrant: 1S1W35A33FH50 2000 WATEROUS 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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Tualatin Valley Fire Flow and Hydrant Worksheet
Fire & Rescue
North Operating Center Central Operating Center South Operating Center
20665 SW Blanton Street 11945 SW 70th Avenue 7401 SW Washo Court,Ste 101
Aloha,OR 97007 Tigard,OR 97223 Tualatin,OR 97062
Phone:503-259-1400 Phone: 503-649-8577 Phone: 503-259-1500
Fax:503-259-1224 Fax: 503-642-4814 Fax: 503-259-1520
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. For assistance completing this form,see the Fire Flow and Hydrant Worksheet Instructions or call the Operating
Center nearest you.
SECTION 1 -Preparer Information
a. Preparer Name: Kyle Childers, PE Date: 5/8/2017
Phone: (503)415-2408 Fax: E-mail:l kyle.childers@otak.com
b. Architect/Engineer of Record: Kyle Childers, PE
Phone: (503)415-2408 Fax: E-mail:) kyle.childers@otak.com
SECTION 2-General Building Information
a. Project Name: Oak Street Apartments-Building B
Project Address: Southeast of SW 90th Ave.
City: Tigard County: Washington Co Zip: 97223
b. Construction Type: Type IV and V-A
c. Total Bldg Area: 108,025 sq ft(as defined by the OSSC)
Total Fire Area: 108,025 sq ft(as defined by the OFC)
Bldg Fire Flow: 6000 GPM(base amount without adjustment for occupancy hazard classification)
d. Describe Fire Area:(if more than one fire area,include an 81/2 x 11 or 11 x 17 drawing indicating the various fire areas)
5 Story Apartment Building with ground floor parking. Ground floor witll be Type 1-A Construction and remaining
4 Stories will be type V-A
•
e. Type of Occupancy or Use of Building: Multi-family
Page 1 Revised: August 2011
Fire Flow and Hydrant Worksheet(continued)
SECTION 3-Occupancy Hazard
a. Percentage of Occupancy Hazard Classifications(see Worksheet Instructions-tables 1 and 2)
Occupancy Hazard Classification Fire Area Total Fire Area Percent of Fire Area
Light Hazard 89000 SF / 108,025 SF x 100 = 82.39 %
Ordinary Hazard Grp 1 17925 SF / 108,025 SF x 100 = 16.59%
Ordinary Hazard Grp 2(HPCS I& II) 1100 SF / 108,025 SF x 100 = 1.02 %
Extra Hazard Grp 1'(HPCS III) 0 SF / 108,025 SF x 100 = 0 %
Extra Hazard Grp 2(HPCS IV&HH) 0 SF / 108,025 SF x 100 = 0 %
Total must equal 100% 100 %
b. Calculated Fire Flow
Occupancy Hazard Classification Factor Fire Area Fire Flow Bldg Fire Flow
Light Hazard 0.75 x 82 % x 6000 GPM = 3708 GPM
Ordinary Hazard Grp 1 0.85 x 17 % x 6000 GPM = 846 GPM
Ordinary Hazard Grp 2 1 x 1 % x 6000 GPM = 61 GPM
Extra Hazard Grp 1 1.15 x 0 % x 6000 GPM = 0 GPM
Extra Hazard Grp 2 1.25 x 0 % x 6000 GPM = 0 GPM
c. Required Fire Flow with Occupancy Hazard Adjustment 4615 GPM
SECTION 4-Minimum Number of Fire Hydrants Required
Refer to Table C105.1 below(2010 OR Fire Code,Appendix C)for the minimum number of hydrants required.
Required Fire Flow: 4615 GPM
TABLE C105.1
NUMBER AND DISTRIBUTION OF FIRE HYDRANTS
FIRE-FLOW REOUIREl1 NT MINHUM NUMBER
(gprn} OF HYDRANTS
1,750 or less 1
2,000-2,250 2
2,500 3
3,000 3
3,500-4,000 4
4,500-5,000 5
5,500 6
6,000 6
6,500-7,000 7
7,500 or mare S or more
Page 2 Revised: August 2011
Fire Flow and Hydrant Worksheet(continued)
SECTION 5-Reduction of Fire Flow
Reduced by 75%for an approved automatic sprinkler system, installed in accordance with NFPA 13 or
NFPA 13R (choose multiplier 0.25 in Section 6).
SECTION 6- Required Fire Flow
Fire Flow: 4615 GPM x 0.25 1500 GPM
(Min.=1500,Max.=3000)
SECTION 7-Available Fire Flow to the Building
Manually enter available fire flow here. Please attach documentation of the flow test that was conducted. It
must include date, time and location of static/residual and flow hydrants, as well as the tester's name, phone
number and address.
Test Results: 28520 GPM
Page 3 Revised: August 2011
TUALATIN VALLEY WATER DISTRICT Test#: 1276
FIRE HYDRANT FLOW TEST REPORT Hydrant ID #: 1S1W35A6FH50
Location: SW OAK ST&SW 90TH AVE Date: 3/2/2017
Test made by: HERB &JAMES
Witness: Time: 11:10
Project name:
Discharge coefficient: .54816
Inside dia. of outlet= 4.5 inches
Pitot reading = 62 psi Pitot 2 = 0 psi
Observed flow rate = 2606.4 gpm
Flow method: HOSE MONSTER
Static pressure: 104 psi Residual pressure: 103 psi (--xe
Flow at 20psi residual pressure (calculated): 128520 gpm
Location map: To be attached to test report and to show which hydrants were
used to monitor residual pressure and flow.
Gage information:
Static and residual pressure gage: 3602536332 Pitot gage: 2-A5F6U-20-1
Hydrant information:
Hydrant ID Year Make Notes
Flow hydrant: 1S1W35A6FH50 1982 MUELLER see map for location
Read hydrant: 1 S1 W35A33FH50 2000 WATEROUS 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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