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, 1 <br /> � � �,,�� � � . <br /> � <br /> l <br /> T�bb�ts Engineering, P.Q. . <br /> Structural Engineers <br /> 923 12th Street, Suite 102 Glencoe, MN 55336 <br /> Phone: (320) 864-5642 FAX: (320) 864-5672 <br /> www.tibbitsengi neering.com <br /> November 4, 2010 \ � <br /> ��� � � <br /> �v'rigl�t Lumber <br /> Larry Bartels <br /> 90I Central r1ve. <br /> F3uffalo, MN 55313 <br /> RE: Steel B Dcsign <br /> Gallus/ ��ggs Residence <br /> Oronc�, MN <br /> Dear Larry: <br /> As requested, we have reviewui plat�is by JM Custom Designs {undated) provid�;d to us <br /> for tli� above-referenced residence. We have alsa received the desigr� loads fi-oin Litt1'in <br /> for the steel beain to be installed partially beneath the cover�d conerete porch planks. <br /> The beam is 2-span and will span approximately 22'-3", fronl the �uine cellar to t}�e <br /> garage. <br /> Basec� upon thc information provided, ���e recomn�end a W8x35 �992 ste�l bearn and a 3 <br /> %z" d�ianaeter standard pipe column (�1STi'VI A53 Grade 36). The cietails are to b� as <br /> indicated on tlle attacl�ed details. <br /> T11e eletnents are designed to ineet the requirements of the 2007 iVlinnesota State <br /> Building Code for snow load of 35 psf, live load of 40 psf and actual deacl l�ads. <br /> Prescriptive construetion details from the IRC shall be used exeept where details specify <br /> other�vise. 1f any details de��iate from the intended construction, if conditions are not as <br /> i��dicated or if additional i�iforn�ation is required, please contact us for revisions. <br />