Loading...
Report C°Rt =NA MYNTEAN P.E. a ,-v CONSULTING ENGINEER October 25, 2011 f 3 0 22-7 c't loco '/ /S ?/I 'A./ 1/1'1 0 20/ / -OQ /off Memorandum To: Josh Kelso, Mission Homes NW From: Corina Muntean, P.E. Re: .=: Highland Hills Lot 8, Mission Homes Man Silverwood'5 This memo is to confirm that the 6 x 6 DF #2 post in the garage is adequate for the applied load of 8735. Please see attached calculation. If you have any questions, don't hesitate to call. (o . PRo�F 497 :'° • { OREGON C1014/ 12 \qc1- '`' 4 MU 7Mnirns: 1'.* - 1 . 3204 NE 166th Ave Vancouver WA 98682 : 503 313 3011 CELL : 360 8831556 FAX : corina @consultcorina.com r w page Project: Corina Muntean PE Inc Location Column 1 Mission Homes �s 3204 NE 166th Ave Column V$ ; ChIC Vancouver, WA 98682 of [2009 International Building Code(2005 NDS)] - ' . 55 IN x 5.5 IN x 10.0 FT w #2 - Douglas -Fir -Larch (North) - Dry Use StruCalc Version 8.0.106 0 10/25/2011 6.25 50 AM Section Adequate By: 43.8% LOADING DIAGRAM VERTICAL REACTIONS Live Load. Vert-LL -Rxn = 5735 lb ie Dead Load Vert-DL -Rxn = 3064 lb Total Load. Vert-TL -Rxn = 8799 lb B COLUMN DATA V Total Column Length. 10 ft ` °r Unbraced Length (X -Axis) Lx: 10 ft Unbraced Length (Y -Axis) Ly: 10 ft Column End Condtion -K (e) 1 Axial Load Duration Factor 1.00 v rt COLUMN PROPERTIES t ,. #2 - Douglas -Fir -Larch (North) # Base Values Adjusted '�e Compressive Stress: Fc = 700 psi Fc' = 518 psi Cd =1.00 C =0 74 p roe Bending Stress (X -X Axis) Fbx = 725 psi Fbx' = 725 psi Cd =1.00 CF =1.00 ' Bending Stress (Y -Y Axis): Fby = 725 psi Fby' = 725 psi -{ Cd =1 00 CF =1 00 Modulus of Elasticity: E = 1300 ksi E = 1300 ksi ira Min Mod. of Elasticity E_min = 470 ksi E_min' = 470 ksi Column Section (X -X Axis) dx = 5.5 in Column Section (Y -Y Axis) dy = 5,5 in Area A = 30.25 in2 Section Modulus (X -X Axis) Sx = 27.73 in3 • Section Modulus (Y -Y Axis). Sy = 27 73 in3 A Slenderness Ratio: Lex /dx = 21.82 Ley /dy = 21 82 AXIAL LOADING Live Load' PL = 5735 lb Column Calculations (Controlling Case Only): Dead Load: PD = 3000 lb Controlling Load Case Axial Total Load Only (L + D) Column Self Weight CSW = 64 lb Actual Compressive Stress: Fc = 291 psi Total Load PT = 8799 lb Allowable Compressive Stress. Fc' = 518 psi Eccentricity Moment (X -X Axis): Mx -ex = 0 ft -lb Eccentricity Moment (Y -Y Axis). My -ey = 0 ft -lb Moment Due to Lateral Loads (X -X Axis): Mx = 0 ft -lb Moment Due to Lateral Loads (Y -Y Axis) My = 0 ft -lb Bending Stress Lateral Loads Only (X -X Axis) Fbx = 0 psi Allowable Bending Stress (X -X Axis): Fbx' = 725 psi Bending Stress Lateral Loads Only (Y -Y Axis) Fby = 0 psi Allowable Bending Stress (Y -Y Axis): Fby' = 725 psi PR Combined Stress Factor: CSF = 0.56 / _ ‹ 4 � 4 :9 f 497 y r I OREGON 0 0-% 12, �9g9Q I �A MOW" rvntres: 11./5112-.