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Ber� Stroh, P.E. Consulting Structural Enginsers <br /> 612/341-9372 <br /> � . . <br /> � a,r' <br /> � � yW' , <br /> _ ' .�f,;��?��'�� �r ���" .: <br /> _ _ .. s. <br /> EXTERIOR DECK DESIGN STROHENGiNEERING <br /> DESIGN BASED ON LIVE LOAD: 60 PSF <br /> ESTIMATED DEAD LOAD OF FRAMING: 10 PSF 607 Washin ton Avenue S. <br /> TOTAL LOAD FOR DESIGN: 70 PSF g <br /> Suite 202 <br /> ALLOWABLE CANTILEVER FOR .#2 OR BETTER, �REEN TREATED_J_OISTS Minneapolis, Minnesota <br /> 55415 <br /> JOIST JOIST SPACING (CANTILEVER DEFLECTION) <br /> SIZE 12" O.C. 16" O.C. 24" O.C. <br /> ..................................................................................................................... <br /> 2X6 SOUTHERN PINE 4'-10" (1.0"} 4'-3" (.60") 3'-5" (.27'� <br /> PONDEROSA PINE 4'-1" (.88'� 3'-7" (.49"} 2'-11" (.22'� <br /> ..................................................................................................................... <br /> 2X8 SOUTHERN PINE 6'-2" {1.2'� 5'-4" (.71"} 4'-4" (.32'� <br /> PONDEROSA PINE 5'-2" (.90'� 4'-6" (.54") 3'-8" (.24'� <br /> ..................................................................................................................... <br /> 2X10 SOUTHERN PINE 7'-3" (1.2'� 6'-5" (.70"} 5'-3" (.31'� <br /> PONDEROSA PINE 6'-2" (.89'� 5'-4" (.54'� 4'-4" (.24'� <br /> .............................:....................................................................................... <br /> 2X12 SOUTHERN PINE 8'-6" (1.3") 7'-7" (.77") 6'-3" (.34") <br /> PONDEROSA PINE 7'-3" (.97'� 6'-4" (.58"} 5'-3" (.26") <br /> NOTES: <br /> 1. ALLOWABLE STRESS FOR JOISTS BASED ON UNIFORM BUILDING CODE <br /> 1994-CHAPER 23 . DESIGN VALUES FOR REPETITIVE MEMBERS. <br /> 2. DEFLECTIONS ARE CALCULATED AT ENDS OF THE CANTILEVERS. <br /> BACKSPAN ASSUMED TO BE AT LEAST TWICE THE LENGTH OF THE <br /> CANTI�EVER TO MINIMIZE POTENTIAL FOR UPLIFf LOADS AT OPPOSITE ENDS. <br /> ��`����u i u n u u t q a�iq,,�� <br /> ,.•����,RD G. s�;%•,, <br /> I hereoy cert►fy that this plan,specitication,or .``��� ' ���''•'•90''� <br /> �� � ''�� � <br /> reportwaspreparedbymeorundermydirect � � � '•:y f <br /> supervision and that I am a duly Registered = �:' REGISTERED ; _ <br /> Professi�nal Engineer under the laws of the - i PROFESSIONAL ; _ <br /> State of F�Ainnesota. = � ENGINEER � = <br /> 1� =U'�`'• 14269 .:�'`4 <br /> --- �°%,9J'�'••......•••'tGc��,c� <br /> Uate � Reg. No. 14269 ��'�iipii���nMnt����\```` <br />