Specifications goo '2 cior -6 6 °- S
City of Tigard, Oregon O 13125 SW Hall Blvd. ® Tigard, OR 97223 i l; s'
May 15, 2008 ',; Y , s , r ;
C /Y -n r RE L
RE: RACK STORAGE ` ia *i , - : -
r F °A®
Building Permit: BUP2008 -00163 Construction Type: 3-B3-,1;' 4 ,rr,� wz ±
Tenant Name: Copy Tronix Occupancy Type: B
Address: 7301 SW Kable Ln. Occupant Load: 32
The plan review was performed under the State of Oregon Structural Specialty Code
(OSSC) 2007 edition; and the Oregon Fire Code (OFC) 2007 Edition.
Fire Extinguishers: Provide 2 -A rated fire extinguishers as required per table 906.3 (1)
of OFC the extinguisher shall be located so that no usable space has a distance greater
than 75 feet to the extinguishers. OFC 906.3
Clearance: The clearance between the sprinkler deflector and the top of storage shall
be 18 in. or greater. NFPA 13 8.5.6.1
Loads Posted: The racks shall display in one or more conspicuous locations a
permanent plaque not Tess than 50 square inches in area, showing the maximum
permissible unit load in clear legible print. OSSC 1603
Approved Plans: 1 set of approved plans, bearing the City of Tigard approval stamp,
shall be maintained on the jobsite. The plans shall be available to the Building Division
inspectors throughout all phases of construction. 106.4.2 OSSC
When submitting revised drawings or additional information, please attach a copy of the
enclosed City of Tigard, Letter of Transmittal. The letter of transmittal assists the City
of Tigard in tracking and processing the documents.
Respectfully,
4 t> . E
1 an Nelson,
Senior Plans Examiner
(503)718 -2436
dann @tigard- or.gov
Phone: 503.639.4171 0 Fax: 503.684.7297 ® www.tigard- or.gov ® TTY Relay: 503.684.2772
13 - 118 INSTALLATION OF SPRINKLER SYSTEMS e
l
12.3.1.11.3 Where a storage rack, due to its length, requires than 18 in. (460 mm) from the aisle face of storage. Longitu-
less than the number of in -rack sprinklers specified, only those dinal flue in -rack sprinklers shall be located at the intersection
in -rack sprinklers in a single rack need to be included in the with the transverse flue(space and with the deflector located at
' calculation. or below the bottom of horizontal load beams or above or
below other adjacent horizontal rack members. Such in -rack
12.3.1.12 * Horizontal Barriers and In -Rack Sprinklers. Hori- sprinklers shall be a minimum of 3 in. (76 mm) radially from
zontal barriers used in conjunction with in -rack sprinklers to the side of the rack uprights.
impede vertical fire development shall be constructed of sheet
metal, wood, or similar material and shall extend the full 12.3.2 Protection Criteria for Rack Storage of Class I through
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length and width of the rack. Barriers shall be fitted within Class IV Commodities Stored Up to and Including 25 ft
2 in. (51 mm) horizontally around rack uprights. (7.6 m) in Height.
12.3.1.13 For Storage Up to and Including 25 ft (7.6 m). In 12.3.2.1 Control Mode Density-Area Sprinkler Protection Cri-
double -row and multiple -row racks without solid shelves, a Ion- feria for Rack Storage of Class I through Class W Commodi-
gitudinal (back - to-back clearance between loads) flue space ties Stored Up to and Including 25 ft (7.6 m) in Height.
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shall not be required. Nominal 6-in. (152.4 -mm) transverse 12.3.2.1.1 The area and density for the hydraulically remote ,
flue spaces between loads and at -rack uprights shall be main- area and the water supply shall be determined as specified in i
tained in single -row, double -row, and multiple -row racks. Ran- 12.1.10 for storage up to 12 ft (3.7 m) and 12.3.2 for storage
dom variations in the width of flue spaces or in their vertical over 12 ft (3.7 in).
alignment shall be permitted. (See Section C.13.) 12.3.2.1.1.1* Ceiling sprinkler water demand shall be deter -
12.3.1.14 For Storage over 25 ft (7.6 m). mined in accordance with 12.3.2.1.2 for single- and double -row
racks or 12.3.2.1.3 for multiple -row racks. (See Section C. 14.)
12.3.1.14.1 Nominal 6-in. (152.4 -mm) transverse flue spaces
between loads and at rack uprights shall be maintained in 12.3.2.1.2* Single- or double -row racks for Class 1, Class 11,
single -row, double -row, and multiple -row racks. Nominal 6-in. Class III, or Class
IV commodities, encapsulated or nonencap
(I52.4-mm) longitudinal flue spaces shall be provided in sulated in single- or double row racks, ceiling sprinkler water
double -row racks. Random variations in the width of the flue demand in terms of density (gpm /fr) (mm /min) and area of
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spaces or in their vertical alignment shall be permitted. sprinkler operation [ft``' (m ° ) of ceiling or roof) shall be se-
lected from the density/area curves of Figure 12.3.2.1.2(a)
12.3.1.14.2 In single -row, double -row, or multiple -row racks, through Figure 12.3.2.1.2(g) that are appropriate for each
a minimum 6-in. (152.4 -mm) vertical clear space shall be commodity and configuration as shown in Table 12.3.2.1.2
maintained between the sprinkler deflectors and the top of a and shall be modified as appropriate by 12.3.2.1.5. These re-
tier of storage. Face sprinklers in such racks shall be located a quirements shall apply to portable racks arranged in the same
minimum of 3 in. (76 mm) from rack uprights and no more manner as single- or double -row racks.
Table 12.3.2.1.2 Single- or Double-Row Racks - Storage Height Up to and Including 25 ft (7.6 m) Without Solid Shelves
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Ceiling Sprinkler Water Demand - ---- --
Aisles" With In -Rack Sprinklers ( Without In -Rack Sprinklers ` '
kl )
Sprinklers APPLY._
Commodity Mandatory ApPIY Figure Figure
Height Class Encapsulated ft m In -Rack Figure Curves 12.3.2.1.5.1 Figure Curves 12.3.2.1.5.1
4 1.2 •C and D G and H
No _ No 12.3.2.1 2(a) - 12.3.2.1.2(a) - Yes p
8 2.4 A and 13 EandF
1
4 1.2 C and D G and H
Yes No 1`2.3.2.1.2(e) 12.3.2.1.2(e) - Yes J.
8 2.4 A and 6 E and F
4 1.2 C and D G and H k
t
No No 12.3.2.1.2(6) 12.3.2.1:2(6) - Ycs g;
_
8 2.4 A and 13 E and F t;
11 l
4 1.2 C and D G and 1-1 i-
Over 1211 (3.7 m), Yes No 12.3.2.1.2(c) 12.3.2.1.2(e) Yes i
up to and 8 2.4 AandB EandF t
includin 20 ft des 3!
g 4 1.2 C and D G and H
(6.l(n) No No 12.3.2.1.2(c) 12.3.2.12(c) Ycs
8 2.4 A and 13 E and F 1
III
4 1.2 CandD
Yes 1lcvel 12.3.2.I.2(f) - - -
,,,.. G and H , \ i !
N No 12.3.2.1.2(d) 12.3 2.1.2(d).
.9f AandB
- 4 1.2 Crud D '"
, 8 2.4 'A and B
N E'and i. eS
,
• 4 1.2 C and D
/ ✓ Yes 1 level 12.3 2.1.2(g) - - -
8 2.4 AandB
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2002 Edition
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e i)e2c_x_, - , -(:)/L 3
3.66 Height of storage (m)
3.05 4.57 6.10 7.62 9.14 10.67 Reduced design area of sprinkler operation (m
175 ■ ■ ■! ■ ■ ■ ■ ■! ■ ■1 6.10 7. ■! ■n ■ ■ ■1■ 138 186 232 279 325 372 418
■■n ■ /11/1111■•111 6000 ■!■■■■!■!■■■!■l111n! 11.11■■■■ 557
• ui au•Ruu u . , .I . .u.u.i. =::::::u::::::: .
• 150 .■■■.11/■■ ■. 11 . 11 .� 1111/I11 ■■11!11 ■..11• . 1111 . 1111111 11 ■1111 ■11 ■1111111 ■ ■11 ■11 ■.
is ■11 ■ 1 ■. 1 ■ 11 .. 1 11•11•111'JB■11I.1 EMU 5500 ■■ ■11 ■ ■
surni mmisi sivmimulaurn .l111111111■11■11n11■11• ■!■!!11■■� �! 511
.111!.11!1■ ■11111!■�1111111m111111 ■•• ■•■!1!!1 ■ I. ■
.1..11111..■■ mmlIMI ■11!1 ■■ ■.. .1111111■ ■ . ■■■. . ■11 11 ■ ■ 3 = = =rj. E
.a 125 .111111.111111■ ■•1n11� ■111!1111111111 ■11 5000 ■•••■1111111 ■ ■.■ ■/1111■ ■ r
� ■111111 ■11.111111.1111111111■..■■ /11111,...!■
0 ■•N= MINIM ■ ■11.1••!1•■ ■••• o .111111.1■111111l11!!! ■! ■1!.1111% ■11• ■! ass o
Ca ■•1•�11••11�• ■nrn!•111!•11••■1 ■11•!■ n ■ ■•n ■••11■••■ ■11■I411•n1
.111 ■ ■!1! • /• ■I •1!1!.•111 m !■1111.11111111 ■111111 a
100 11n•.W111 ■. ■1.111111111111 .11111111111111111.11 ■1111 ■1111 ■11.111.1111111111111 ° a
■•• ■ ■ ■111.11 ■1111n ■1111■. 0 4500 1111111111111 ■1111■ ■11!11■ ■1111■ ■x.1111111111 ■11 418 °
• ■1.11 ■••1I •• ■•■■•n• •1111■11111111!•■111111■•11■1111■ %11!111111.1111
°' �■■111111811!■11r1 1 11111!!■■■ ■� 11!11!.1111 ■ ■n! ■! ■11 ■I�1l11••1111 °'
m 1!1!111111 ■111 ! 111 •1111111111111111•1111111 c MINIM.11.11111111 ■..11111111,,MINN MIME c
° 75 ■ 11 ..■..nt8 �y11 ....11t.•■.. n ...••■ ■ 11 • 1111111111 ■■111.rI■. ■.1111111111•
o . ....a mmaum m .11 111111 ■ ■. .. ■ oc 4000 ■ ■ 111111 . ■■ ■1111111111111111.■■ ■1..1 372 co
■1■•■■ ■n !: .1111 1111 111111111111111111 ■11■ %11.1111111 ■11111■
■� 1. 1.11 ■••11• 6 11 ••■■ ■■••••••1 ■•V.1 !■■ ■•• ■•1!• °
at
60 ��Q =Q r' ■••■•■ ■•■1! ta ■■■ ■■■ ■ ■■■■ ■ ■■■ ■.,
m 11 ■1..■tn.. ■ t M/ 1111111••1111■11•1 m 1111■■■.11111111111111.11■%
a 50 ..■■■■O1■ttt� 1 smi mummommm co 3500 ■ ■111111111111 ■.
11■•■1111■■■ n■■■ ■•1n■■ 1■ o) ■11111 ■11111111 ■ ■ ■ ■.I. 1. ■■ ■111 ■111111!■ 3 c
■•• ■!11■••• 1� �n• ■ ■!■■••■■ ■■ 11 ■ 1 C■ 1 ■■•!•■11!%•s•1.11••1•••• .
1••!11 ■n•. ■11 ■1111 ■ ■1■ v 1111■ ■ ■ ■ ■ ■ ■11111■■ ■ o
.
25 IIi: IIIIMI i ■ . R ••••••iiiii 11 ■. 11 .. 11 ■ ■ ■.11...11111. ■1111 ■11111111■
3000 ■11■ cram .
■11•• ■011 = ■■11 mmusi ti %1111 ■1111111111111111 1111 ■■11■ 279 =
■ ■11l.n1! CX 11#» ::::::::::::: .� : ■::� ■11 rn
0 0 :::°: p11� ..V ...:::::::::: : :
0 1012 15. 20 25 30 35 2500 11■•■!lI,1! ■1!!■■ •nn ■nn 232
:::::: °=
Height of storage (ft) ■11..■.■n1....■ . 11..11.1111 11
FIGURE 12.3.2.1.5.1 Ceiling Sprinkler Density vs. Storage 2000 ■ ■1111.......111.. ■.■111. = ■ 186
1500 2000 2500 3000 3500 4000 4500
Height. Reduced design area of sprinkler operation (ft
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� , FIGURE 12.3.2.1.5.7 Adjustment of Design Area of Sprinkler
I 1 Q '�` f (/ `` ' x 1 i Operation for Clearance from Top of Storage to Ceiling.
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Table 12.3.2.1.5.3 Adjustment to Ceiling Sprinkler Density for Storage Height and In -Rack Sprinklers
Apply Figure
12.3.2.1.5.1 for Permitted Ceiling Sprinklers
Storage Height In -Rack Sprinklers Storage Height Density Adjustments Where
p Adjustment In -Rack Sprinklers are Installed
Over 12 ft (3.7 m) through None
25 ft (7.6 m) Yes None
Over 12 ft (3.7 m) through Minimum required
20 ft (6.1 m) Yes None
More than minimum, but not in Yes
Reduce density 20% from that
every tier
of minimum in -rack
sprinklers
In every tier Yes Reduce density 40% from that
of minimum in -rack
sprinklers
Over 20 ft (6.1 m) through Minimum required
24 ft (7.5 m) No None
_ More than minimum, but not in No Reduce density 20% from that
every tier
of minimum in -rack
sprinklers
In every tier No Reduce density 40% from that
of minimum in -rack
sprinklers
m
2002 Edition
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STORAGE auez,„$5--6c/b.
13 -121
a Ceiling sprinkler density ( mm/min) Curve Legend Curve Legend
6.1 8.2 10.2 12.2 14.3 16.3 18.3 20.4 A - Single -or double -row racks E- Single -or double -row racks
with 8 -ft (2.44 -m) aisles with 8 -ft (2.44-m) aisles
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6000 A B C 0 E F G H with 286 °F (141 °C) and 288°F (141 °C) ceiling
\\■loll u1e/11 / ■ ■/:1111//►1 ■■■/ ■■■1111■■■/ ■ /■■■ 557 ceiling sprinklers and s rinklers
■ ■ ■II ■1'11 ■■ 1111■ 11 ■ / ■11, \ ■ ■ ■!\� ■ ■ / ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■/ a p
■■ ■1111NI ■■ 1111 ■II1111111'N1111■ ■11111111■■ ■ ■ ■ ■ ■■ ■■11.. E 165 °F (74°C) F- Single -or double -row racks
c 1111 11 •■►■■1•■11■■ •■,v11111111\'1111■■ ■111 ■■ ■■■■11111111 c in -rack sprinklers with 8-11 (2.44 -m) aisles
° 5000 i i i m111iiiiiii �$ O B- Single or double -row and 165 °F (74 °C) ceiling
12 NUN //\1111111 ■■\■■ ■11k\ ■ ■■ ■11111■■ ■■ ■11■ ■1111■ ■1111 V racks with 8-ft (2.44-m) sprinklers
o Uumu j�1 j jj '��� ������� n aisles with 165`F (74 °C) G - Single -or double -row racks
Y 4000 tu.um •. 11•��•110 •1��� \ 372 m an 165°F (74 °C) and 286°F (141
c 1111 ■■ ■11111■ 111 ■1111\ ■ ■11►k1 ■11■■\�■ ■■■11■■■ IM M
■ ■ ■■ 1117 ■\'►t■■\111111111 ■1111k\11■ ■11111111■ ■1111 ■■■11 c in - rack sprinklers sprinklers
N ■■ •■ 1111.11 •11.1■ •\►1111 \11111•\\I ■11■ •1► ••• 111111111111B 8. C- Single -or double -row racks H- Single -or double -row racks
3000 //■ 1//■■1■ 279 m with 4 -ft 1.22 -m
0 1111■ ■ ■11\ 111111,'■■ ■1111■ ■111111111 \111111111►�1111A ■1111 ■11111 a ( )aisles or with 4 - (122 m) aisles
1111 ■ 1111 ■11 ■1 \111 ■11r01111 ■1111A11II11111■ ■1111 multiple racks with and 165 °F (74 °C) ceiling
? 1111 ■111111■ \1111 \x111111\`■ ■11\7 ■■ ■►1.1111■1111111\111■■ ■11 d
286°F ceiling
■ 11111111 ■0••100 ■1111011111 \� ■ ■■ ■.�►�11■ ■D■ \1111■■ sprinklers
c 2000 1111■ ■■111111 1 111111011111 ■1111111.�1111111����11m/11►`1/011 ■11 186 c sprinklers and 165 °F (74 °C) 1- Multiple -row racks with
o, •111•••1111111•61111•••••••••••1111•6111111111111••11011 of in -rack sprinklers 8 -ft (2.44 -m) or wider
a) jj■ jjjj�j�jjj��j�■���������N��� Single point 0 D- Single -or double -row racks aisles and 286 °F (141 °C)
0 111111111111 11■1111■1111111111111111111111111111■11■■■■ design only 0 with 4 -ft (1.22 -m) aisles or ceilin
1000 ■ 1111 ■ ■ // ■ ■■// ■ ■11//■ ■■1/111 ■■■11■ g sprinklers
93 multiple -row racks with J- Multiple -row racks with
0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50 165 °F (74°C) ceiling 8-ft (2.44-m) or wider
Ceiling sprinkler density (gpm /ft2) sprinklers and 165 °F (74 °C) aisles and 165 °F (74 °C)
in -rack sprinklers ceiling sprinklers
FIGURE 12.3.2.1.2(c) Sprinlder Syste Design Curves - 20 -ft (6.1 -m) High Rack Storage -
Class III Nonencapsulated Commodities - Conventional Pallets.
e Ceiling sprinkler density (mm/min) Curve Legend Curve Legend
8.2 10.2 12.2 14.3 16.3 18.3 20.4 22.4 24.5 A - Single -or double -row racks E- Single -or double -row racks
i I with 8-ft (2.44 -m) aisles with 8 -ft (2.44 -m) aisles
6000 A B C D E F G H with 286 °F (141 °C) and 286°F (141 °C) ceiling
■■11■riunnu II■■ ■ ■/ 557 kv ceiling sprinklers and sprinklers
■■ ■ ■umma 1'■■ ■\711111!111111■01ummisummommum 1 65 °F 74 °C
■■11111 11 ■■�I ■1111.111■■■■■■■ E ( ) F- Single-or double -row racks
c 11 11 11111 1111 •11•1 c in - rack sprinklers with 8 - (2.44 - aisles
5000 UUUmii LEiiiiiii1i• 111111 � 111 •i 11 • VM111111 � 465 ° B- Single-or double -row and 165 °F (74 °C) ceiling
■ 1111 ■ 11111 ■ 11111 11 ■ ■ ■ ■ ■ \ / ■ ■ ■11k1C■ ■11/1 \111111 ■1111• `0 racks with 8 -ft (2.44-m) sprinklers
1111 ■ ■■ ■;111 ■1'.1111 ■ ■11 \� ■ ■ ■A ■ ■ ■ ■1.1, \111111 ■111 \11.11..11 n aisles with 165 °F (74°C) G - Single or double row racks
0 11 ■■ 11111111■ ■11 ■►
11 '1111■11nm1111■■11 \111 ■111111
m 4000 /■ /■■ /■7 ■/11/; /\711/ /kV■/ /111o111/11/11►�11 ■ ■/■ 372 o ceiling sprinklers with 4 - ft (1.22 m) aisles
y ■■/■ 1 / 11 . 111 /\ ' 11 ►■/11■ 1 11//•■■11111►�1111■1111/a11 ■■11 m and 165 °F 74 °C
F 1111 1111 111111111 ■ , 111.U11■11111IMMII111111A1a1111 ■ ■11\1=1111 Sc ( ) and 286 °F (141 °C) ceiling
11111111 \ 711 ■► ■11•■111 \11■ ■1111■••■ 5 in - rack sprinklers sprinklers
n 111111■ 1111 ■11.1■ ■11x111■ ■11\111111■\ 11/111■ ►11111 /11/110\■ n C - Single-or double row racks H- Single-or double row racks
" 3000 sotto 11■1w■/1'■►w■ommos■ eseco■mini.1 279 co with 1.22 -m
o ■■■■■ / 11111 . 1 ■ / ■ ■ ■11111 ■ClM1 /1111►�t►11 /■ /111■ ( )aisles or with 4 - (1.22 - aisles
■■ ■ 1111 ■ 11 \' ■ ■ \1 ■111111111∎1 ■11111111:1011/11 ■11■ multiple racks with and 165 °F (74 °C) ceiling
11111 ■111111■1111A11■■►lIVEN11111► \■ ■■11 ■111111■0►`■ ■ ■11■ m
111111 ■■ ■111 1111 \111■ /\11011 ■11 ■10.11 ■/1\1111111111► \\ ■1111 m 286°F (141 °C) ceiling sprinklers
c 2000 /■■■ /11■■■ /11►l11■ //►�11\/■■ ■►11/ ■x_ 111 ■ ■■ musk■■ 16 c mi
sprinklers and 165 °F (74 °C)
o, /■11■1111■■■■■11 meli11//■11111/ iim• 11 ilim is m in -rack sprinklers
z 11111■ ■11 ■111111 ■1111.111111111/mommo11 ■ ■11 ■■11//11■■■ ; �
m ■11 ■11111111 ■1111111111.1111■ ■111111111■ ■11■■■■■■■111111■1111■ m D- Single -or double -row racks
0 11111111 ■ 1111 ■11 ■111111 ■11/1111■1111/11 ■ ■ / ■ ■11 ■/ ■■ ■1111 0 with 4 -11 (1.22 -m) aisles or
1000 ■ ■••1111■■■ /■/■■//11111•/■ \1•/!11c/■■■■1111 ■111/ 93 multiple row racks with
0.20 0.25 0.30 0.35 0.40 0.45 0.50 0.55 0.60 165 °F (74°C) ceiling
Ceiling sprinkler density (gprn/tt2) sprinklers and 165 °F (74 °C)
in -rack sprinklers
FIGURE 12.3.2.1.2(d) Sprinlder System Design Curves - 20-ft (6.1 -m) High Rack Storage -
Class IV Nonencapsulated Commodities - Conventional Pallets.
2002 Edition
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