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Plans RECEDIED DEC 0 5 2006 This permit does not authorize the violation of any MILLER CITY OF — NGA rights of holders of private easements. The ap- plicant is urged to contact any such parties and C O N S U L T I N G BUILDING DIVISION secure shier approval before commencing work. ENGINEERS STRUCTURAL CALCULATIONS Concrete Retaining Wall Final inspection approval is 12240 SW Ann Ct., Tigard required prior to occupancy. LIABILITY Mr. Kurt Sixel The City of Tigard and its employees shall not be December 1, 2006 responsible for discrepancies Project No. 061225 which may appear herein. 3 pages CITY OF TIGARD Approved Principal Checked: L P Conditionally Approved ( )' For only the wri S I t " , plans PERMIT NO. J¢' c-A o Approved p See Letter to: Follow ( be on job site. e Attach >- THESE CAL e . 'i a :v.. VOID IF Sre : " — — 4 "'a ' � � G x £ � C3 By: ./ Date: — co cc 51669 ow." y OREGON o o ' �qRY 23 OFFICE COPY HNC SP AND Mk= ORIGINAL EXPIRES: 06 -30 -2008 * ** 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. "1 9570 SW BARBUR #100 PORTLAND, OR 97219 1 (D` 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 www.millerengrs.com American Consulting 1 Engineers Council Building Code: 2003 International Building Code as amended by the state of Oregon y 7 Soils Report: Na Soils Report by: N/A Dated: N/A Soil Bearing: 1500 PSF Retaining Walls: Yes Equivalent Fluid Pressure: 35 PSF Material: Wood: Steel: Concrete: X Masonry: Vertical System: Lateral system: Roof Framing: Manufactured roof Trusses designed by others? N/A Snow PSF Attic PSF Floor PSF Other PSF Basic Design A= A= A= A= Loads: Deck PSF Garage PSF Corridor PSF A= A= A= Lateral Design Parameters: Wind Design: N/A Wind Speed (3 sec Gust): MPH Exposure B Seismic Design Importance Factors I = 1.00 I = 1.00 Is = 1.00 r■ (wind (seismic) (snow) 04 r �M { yq� j , - ,,, , , , — ,,,h—, El ar s ra -ra m, k . N/A 2% PE in 50 years, 0.2 sec SA = Ss 2% PE in 50 years, 1.0 sec SA = S1 Design Summary: The following calculations are for the design of a new retaining wall alongside of a stair. The wall is an eight inch thick concrete wall and is designed to span horizontally 11 feet. The wall is supported vertically by a footing at each end allowing the bottom of the wall to taper between footings. 9570 SW Barbur Blvd. Project Name: Concrete Retaining Wall Project #: 061225 Suite One Hundred Portland, OR 97219 -5412 Location: 12240 SW Ann Ct., Tigard MILLER Consulting (503)246 -1250 Client: Mr. Kurt Sixel Engineers FAX: 246 -1395 BY: KS Ck'd: L P S Date: 12/01/06 Page 1 of 3 R E TA/ iv /A/6 WALL DES /aN �`- -- GET wA11.1-. SPivy 3 ` ' i , r -gm- . M 35 ( / 8 -= /53a - - CORNER RRR Z, � 3 z 1116 P TYP : : MA' 3 ( /Y :- /4/e — _.\___ - 1 , Z ,� ;1 Ti /VI 35 (C)( Y5 _ /072 i; /UAX Mov1EN7 1S Ar 3' tni/ �U L� 0:, Fact 1 / s PFl f - - _ ` . — .CHE41Z KE 35 (3)(11)/ = c 7 I1 .. T . 35 (4)(9)/2 = 630 lb _ = � :...f ;: {': 3 s ( 5 )( 7 ) / - 6, i3 16 ►; IA !-; 2. 63 6 MAX st/E4R h' S 4• #q• BrIE = 0. 2 (o_ X 600 o) ga � � 0 PL Any t. •r 40000 >> 630(,. - /Oos3 aK MI " O.C. AT crR. OoRNER 1 -1--1- I 1 -t of WALL R A R , / ��--- 4 DOWEL yaA o I . r '.. 1 , __________ ,,,,,,,,,-,6, f t ' cv, 2L 6„ I i �_ I 1 1#4 AT /6" Z o l' -d'' / S( 4� .� ' 1 3� -a `' 1.- 1 l' t 2 1/VA LL EL F V A 7/om 9570 SW Barbur Bi1d Concrete Retaining Wall ,� Suite one Hundred Project Name g Mb Portland, OR 97219 -5412 Location 12240 SW Ann Ct., Tigard Project # 061225 MILLER Client Mr. Kurt Sixel CONSULTING (503)246 -1250 ENGINEERS Fax: 246 -1395 BY KS Ck'd L ?3 Date 12/1/06 Page 2 of 3 Concrete Wall Reinforcing = 0.9 , 0 M = 1.59 ft-kip Factor = 1.600 Factored Moment (Mu) = 2.54 ft -kip fy = 60 ksi = 3 ksi # 4 bars at 12" o.c. r • As = 0.2 in per foot b= 12 in h= - 8 in d = 4.00 in (3 = 0.85 % YP. f 0 ? /NG a = 0.392 in Mallowable = 0/In = 3.4 ft-kip > 2.5 ft -kip OK Allowable unfactored moment = 2.14 ft-kip p = 0.0042 > 0.0033 OK Use 8" concrete wall with # 4 bars at 12" o.c. horizontal at center of wall and # 4 bars at 18" vertical C HEOK SEA/? /BUG /Fooii•v6s 8E4M G ©AI? = 5 /l2) (6 ,) _ /B /S /4 lit/RLL L oA0 /OOps 3.-5 -/- b:s7)C %i)( /r) = SSDO /✓° /SOA) f Ss ( %Z) = 3 66o /6 /Sco (� Z)(2 -S) _ 4 f 37S 3 6 6 o usE /4" w /DE BY 2' 6" z-oi4 U PPER Fool" /46 .vc //v . 9570 SW Barbur Blvd Suite One Hundred Project Name Concrete Retaining Wall Project # 061725 Portland, OR 97219 -5412 Location 12240 SW Ann Ct., Tigard MILLER Client Mr. Kurt Sixel CONSULTING (503)246 -1250 ENGINEERS Fax: 246 -1395 By KS Ck'd LPS Date 12/1/06 Page 3 of 3 Page 1 of 1 7 ,cpp t _c k L \\ OoY - L"\''r lA.c � Q cazX-- dCcfto ;t'i a -3 f • • . ; z , l +9 e -- x >� - ."" -mo '''7113 T'p a. 4 31 ° �i 'v +` Y r F ' 0"...-44,41:1, K � *a , ', , , i' 4, I.0 a , ,,, 7 ' , -4I .ry �ls� r a K � _ �i Nr` ., v.- v-:, ,r ' 1 1 , , a , , t t t iy ,„,, t, N S ,�. ` e� n ' . .,,,•4. 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