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CITY OF TIGARD
Approved (b?:
Conditionally Approved ( )
For only the work as described in:
PERMIT NO. P 1JP 2,17) • Da 4 48
• See letter to: Follow (
Attach ........ .. ......£ ( ):
By # Date: i i IND
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MILLER
CONSULTING
ENGINEERS
STRUCTURAL CALCULATIONS
SIGN FOOTING FOR 9460 -9540 SW TIGARD AVE
Tigard, Oregon
MULTI -LIGHT SIGN
November 1, 2000
Project No. 000986
2 pages
Principal Checked:
THESE CALCULI . , VOID IF SEAL
4t 451 ‘4 6 N
<
S OREGON .'
NETH
AND SIGNATURE ARE NGINAL
I EXPIRES: 6 / 30 / 26f7Z
* ** LIMITATIONS * **
ENGINEER WAS RETAINED IN A LIMITED CAPACITY FOR THIS PROJECT.
DESIGN IS BASED UPON INFORMATION PROVIDED BY THE CLIENT,
WHO IS SOLELY RESPONSIBLE FOR ACCURACY OF SAME.
NO RESPONSIBILITY AND / OR LIABILITY IS ASSUMED BY,
OR IS TO BE ASSIGNED TO THE ENGINEER FOR ITEMS
BEYOND THAT SHOWN ON THESE SHEETS.
9570 SW BARBUR, #100
PORTLAND, OR 97219
PHONE (503) 246 -1250
FAX (503) 246 -1395
9570 SW Barbur Blvd„ Suite 100 Portland, Oregon 97219 -5412 Phone (503) 246 -1250 Fax (503) 246 -1395
American Consulting Engineers Council
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PROJECT DESIGN CRITERIA
' Building Code: 1997 Uniform Building Code as modified by the State of Oregon
Soils Report: Yes n No Soils Report by: N/A Dated: N/A
Soil Bearing: 1500
Wind Speed: 70, 80, Other 80 Exposure: B, C, D, Other B
Material: Wood Steel Concrete X CMU
Vertical System: Embedded Pole Lateral System: Embedded Pole
DESIGN SUMMARY
The following calculations contain the footing design for the sign shown below. The sign is to be built
in Tigard, Oregon.
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111,4 9570 SW Barbur Blvd. Project Name Sign for 9460 -9540 SW Tigard Ave. Project # 000986
Suite One Hundred
le Portland, OR 97219 Location Tigard, Oregon
MILLER
Client Multi Light Sign
CONSULTING (503) 246.1250 / 11 /01 /00 1 of -Z.
ENGINEERS
FAX: 246 - 1395 By DCM Ck'd Date Page
s LOADING:
• DESIGN PER 1997 UNIFORM BUILDING CODE (UBC)
WIND: UBC 80 MPH, EXP B MAXIMUM HEIGHT (h) = 9.25 ft
IMPORTANCE FACTOR (I) = 1
P = Ce *Cq *qs *l = : PRESSURE COEFFICIENT (Cq) = 1.4
Ce Cq qs I P h
0.62 1.4 16.4 1 = 14.235 0 - 9 ft
FORCES:
Height to Height to Area Wind load Force Height to Moment
Width bottom (ft) top (ft) (sq. ft.) (psf) (Ibs) center (ft) (ft-lb)
8 3 9.25 50 14235 711.76 6.125 4359.53
0.75 0 3 2.25 14.235 32.029 1.5 48.0438
= 743.79 S = 4407.57 4— 101 'FORCES
EMBEDDED POLE: (UBC 1806.8.2.1 NonConstrained)
M 2.204 k -ft -41, j - ?-
P 0.372 k Applied lateral force, kips
h (effective) 5.93 ft distance from ground surface to P, ft
q 400 psf /ft allowable soil -brg Table 18 -1 -A, psf /ft q= 2(150)(1.33) =400 *
b 3.54 ft 42" dia. or diagonal dimension of a 2.50 post, ft
d (estimated) 2.67 ft ESTIMATED embedment, ft 2.67 for pressure
* Allowable w/ 1/2" movement at groundline
UNconstrained
S i 19th j '
S_1 356 psf q *d_est / 3
A 0.7 ft 2.34 *P "1000 /(S_1 *b) 7 1t)Ere- ,
d 2.49 ft A/2 *(1 +(1 +4.36 *h /A) ^.5)
OK UNconstrained
Use2'- 6 "squarex2' -8"
•
embedment footing
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9570 SW Barbur Blvd. Project Name �t11.3 {DiZ `INCA -1s 0 6 ' Ti(! l Project # CxxC1
as Suite One Hundred �p�
M Portland, OR 97219.5412 Location TI U/1 Fv , -
MILLER Client .A.T 1- () l rr1 ��L1� Co.
CONSULTING (503) 246 -1250
ENGINEERS FAX: 246 -1395 BY LCt� Ck'd / /_
> Date )o‘ QU Page z ° L.
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DATE ADDRESS / COMPANY NAME DESCRIPTION
Pv1U1i:Li
.► t P 281 -3083 10 -25 -00 Architectural s
FAX (503) 280 -9624 SCALE
p , v. rifylimiew, Aug ` ,
NONE