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Specifications 3u o2/-0o/37 `F COPY 7o'%o , 'IOS0 u/ ( RECEIVED OFFICE COPY MILLER JUN 15 2021 CONSULTING CITY OF TIGARD ENGINEERS BUILDING DIVISION STRUCTURAL CALCULATIONS Hermoso Way Building Improvements — 7540 SW Hermoso Way, Tigard, OR— Priority Design, LLC June 11, 2021 Project No. 210651 3 pages Principal Checked: LPJ ,,RUCTUR, '\`���D PROP4, NF /O 65401 PE 40 •"E • I 17:k6;13 6) 29, 2' RYAN EXPIRES: 12-31 -2022 *** LIMITATIONS*** Miller Consulting Engineers,Inc.was retained in a limited capacity for this project. This 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. 9600 SW Oak Street,Suite 4001 Portland,Oregon 97223 1503.246.1250 I www.miller-se.com Building Code: 2019 Oregon Structural Specialty Code Soils Report: No Soils Report by: Dated: Soil Bearing: 1500 PSF Retaining Walls: No Equivalent Fluid Pressure(active): N/A PCF Passive bearing: PCF Friction: Structural System: Building Structure Vertical System: Wood framed Construction Lateral Sys: Flexible Diaphragm/Wood shearwalls Element Roof Floor Load Type Dead Dead Basic Design Value(PSF) 15 15 Loads: Load Type Snow Floor Live Value(PSF) 20 50 Deflection Criteria L/240 L/360 Lateral Design Parameters: Wind Design: N/A Wind Speed(3 sec Gust): MPH Exposure Importance Factors Iw= 1.00 IE= 1.00 Is= 1.00 I;= 1.00 Risk Cat: II (ice) (seismic) (snow) (ice) Seismic Design Design Summary: The following structural calculations are for modifications to opening locations on an interior bearing wall at the lower floor of the existing building.Other minor modifications to the building do not require structural calculations,but are documented on the structural drawings,and consist of the following: 1.Removal of an existing chimney and infill framing at the location where the chimney is removed 2.Increase in opening height of a basement window Project Name Hermoso Way Building Improvements Project# 210651 04 MILLER CONSULTING Location 7540 SW Hermoso Way, Tigard, Oregon ENGINEERS Client Priority Design LLC 9600 SW Oak St#400 I 503.246.1250 Portland,OR 97223 ' miller-se.com By ARL Ck'd LPJ Date 6/11/2021 Page 1 of 3 • DESIGN HEADERS FOR OPENINGS IN BEARING WALL AT LOWER LEVEL 52'4" 14'-4" 11,0" 7'-4" 15.7' is 4'-1" 1 OPEN INCREASE SHELVING,TVP WINDOW WELL i--s ADD RELIGHTS DESK 1 /1/I I c1 m RESTROOM I� �I - WAITING AREA o m 7'-1 z 6'-10" FILES � 13'-4 x 10'-11" m� i OFFICE / ZiiL...1.0,1-8 x 6'-10" BELOW Mit. 0 \ HDR-1 1,-2.lw I I HDR-1 1,-2" (E) HEA E S 13'HxLLL'6" l, I --- MIMI Irl,0 (E)BEARING WALL : UP HDR-1 I I CD II OFFICE 1 OFFICE 2 OFFICE 3 OFFICE 4 11'-0"X 11'-4" Y 11'-0"%11-4" y'-2"X 10'-10" 9'2"x 10'-10" ii 'I STDRA STAIR ' STORAGE ACCESS , L... , \ I Ir III / 7'-3 1/2" 3'-10 1/2" 3,10 1/2" e'-4 1/2" 3'-4" 3'-7" 3'-7" 5'-7 1/2" 3'-4" 3'-4" 6'-1 1/2" FF•F�� FLIP UP DESK TOP TO 6ECOND FLOOR FRAMING PLAN ACCESS UNDER STAIRS gill th ROOF SOWN ON /I� PLAN SECOND FLOOR INIPPM1 FIRST FLOOR LEVEL KEY ES Project Name Hermoso Way Building Improvements Project# 210651 MI LLER MaCONSULTING Location 7540 SW Hermoso Way, Tigard, Oregon ENGINEERS Client Priority Design LLC 9600 SW Oak St#400 1 503.246.1250 Portland,OR 97223 1 miller-se.com By ARL Ck'd LPJ Date 6/11/2021 Page 2 of 3 1 wi, �- 90 1 f ( )9/,)=i H T ,mo k ,� w C �,,-- 15 + I5 23,3i ) f 13 4 k IAA- 1,0 CZ• .`7/,,) ,-- 2:225,ficr 3'-31' I174. fl2 5--a42- SO-9 ei,e_T IN,.1 izaPf= WOOD BEAM DESIGN 2018 National Design Specification for Wood Construction(ASD) HDR-1 MEMBER PROPERTIES MEMBER LOADING Copyright 2020©Miller Consulting Engineers, Inc. b= 3.500 in Span = 3.25 ft e„= 2.00 ft d= 7.250 in x1 = 0.00 ft w1 = 1176.0 plf A= 25.38 in2 x2= 3.25 ft w2= 1176.0 plf S= 30.66 in3 Xa= 0.00 ft Pa= 0 lbs 1= 111.15 in4 Xb= 0.00 ft Pb= 0 lbs El= 177,836 kip-in2 Xc= 0.00 ft Pc= 0 lbs Fb= 900 psi MEMBER ANALYSIS F„= 180 psi M= 1553 lbs-ft Reaction 1 = 1911 lbs E= 1600 ksi V= 1201 lbs Reaction 2= 1911 lbs Emin= 580 ksi TL Aiimit= L/ 240 TL A= 0.017 in E'= 1,600 ksi LL Aiimit= L/ 360 LL A= 0.012 in Fcl= 625 psi LL = 72.7% Weight= 6.17 lbs/ft MEMBER INPUTS AND ADJUSTMENT FACTOR RB= 5.41 <50, OK Material: Dimensional Lumber Reduction Fb F„ FC1 E&Em;,, Grade: DF/L No.2 or Better Cr„ 1.00 Load Duration: Ten Years/Live Load, CD= 1.0 Co 1.00 1.00 Temperature Factor: DRY T<= 100°F Ct 1.00 1.00 1.00 1.00 Wet Service Factor: Moisture Content Less Than 19% CM 1.00 1.00 1.00 1.00 Incising Factor: Member is not Incised C, 1.00 1.00 1.00 1.00 Repetitive Factor: Member is not Repetitive Cr 1.00 Cv 1.000 Member Size: 4 x 8 CF 1.30 Number of Plies: 1 Ply CL 0.997 BENDING fb= 608 psi=M/S M= 1553 lbs-ft Fb'= 1167 psi = FbCdCtCFCMCiCrCLCfu MCAP= 2982 lbs-ft=Fb'S Moment Utilization= 52.1% < 100% OK 1553 lbs-ft<2982 lbs-ft SHEAR fv= 71 psi=3V/2A V= 1201 ,lbs Fv'= 180 psi=F,VCdCtCMCi VCAP= 4568 lbs=F,A Shear Utilization= 39.4% < 100% OK 1201 lbs>4568 lbs DEFL. TL A= L/2309 Fcl= psi =Fc1CtCMC; LL A= L/3175 R1 Bearing Width=i 0.875 in TL A Utilization= 10.4% < 100% OK R2 Bearing Width=C 0.875 in LL A Utilization= 11.3% < 100% OK use single 2x trimmer Use 1 Ply of 4 x 8 DF/L No. 2 or Better Project Name Hermoso Way Building Improvements Project# 210651 ___ AI MILLER _ CONSULTING ENGINEERS Location 7540 SW Hermoso Way, Tigard, Oregon Client Priority Design LLC • 9600 SW Oak St#400 I 503.246.1250 Portland,OR 97223 € miller-se.com By ARL Ck'd LPJ Date 6/11/2021 Page 3 of 3