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<br />. <br /> <br />. <br /> <br />. <br /> <br />P.U,5:l <br />,...., t <br /> <br />~{f <br />I <br />I <br />1 <br />! <br />1 <br />, <br />1 <br />I <br />I <br />I <br />I <br />, <br />, <br />1 <br /> <br />MN BLDG CODES & STDS <br /> <br />Fax:651-297-1973 <br /> <br />Sep U '':1':1 <br /> <br />~:L':I <br /> <br />2 MCAR Ii 1.10111 <br /> <br />Department of AdminiltntiOD <br /> <br />EXCEPTION, Unless otherwise required by the building official, buildingo <br />or portions thereof, other than earth sheltered structures. which are con" <br />stru,-ted in accordance with the conventional framing rcquircme.nts specified <br />in Chapter,2S of this code shall be deemed to meet the requirements of this <br />section. <br /> <br />Ii BOS(d) of the UBC i. amended to read as fallows: <br /> <br />UBC Ii 230S(d) Snow Loads, Snow loads full or unbalancecl shall be Con- <br />.idcred in place of load. set forth in Table No. 23<, where such loading will <br />result in larger members or connections. <br /> <br />A basic snow load of 4Cl pounds !ler square foot of horizontal projection is <br />required in the following counlies: Anoka, Carlton, Carver. Chisago, Cook, <br />nakota, Hennepin, I..nti, Lake, Pine, Ramsey, St. Louis, Scot! and Washing. <br />ton. A basic snow load of 30 pounds per square foot of horizontai projection <br />is required for all other counties. <br /> <br />Potential accumulation of snow at valleys. parapets, roof structures and off- <br />set. in roofs of uneven configuration shall be considered. Where snow loads <br />occur, the Snow loacls shoJI be dolermined by the building official in accor- <br />dance with Appendix "B". V...l.i.,.... cf .s...o..>l....4s. <br /> <br />EXCEPTIONS' <br /> <br />L The requirements of Appendix "B" shall not apply to Group R Division <br />3, Group R Division 4 and M Occupancies. <br /> <br />2. A basic snow load of 30 pounds per square foot of horizontal projec- <br />tion shall be acceptable for detached Group M, Division I Occupancies in all <br />cQuntjes. <br /> <br />Snow loads in excess of 20 pounds per square foot may be reduced for each <br />delltee of pitch over 20 degrees. See Appendix B, Section A. <br /> <br />.~ <br />~ 2311W of the UBC is amended to read: <br />,. ~:E,~ ./."':.::" ;'.~,_.' ". <br /> <br />VBt: Ii 23114 Open, Fram~..Tower... .Radio-towers -and.othe...lo"'.r. ef <br />trussed construction shall be designed and constructed to withstand wind <br />pressures specified in this Sectlon, multiplied by the shape factors set forth <br />in Table No. 23-H. ' <br /> <br />Wind pressu",s shan be applied to the total normal projected area of all the <br />elements of one fa.ce (excluding ladders, conduits, lights., elevators, etc.~ <br />which shall be accounted for separately by uSing the indicated factor for <br />theSe individual members), "--- <br /> <br />(.1._',''' <br />The effect of, one-half iIIeh of radial Ice :sIMIl- be inclucled ill the design of <br /> <br />30 <br /> <br />(" <br /> <br />, <br /> <br />I <br /> <br />, <br />I <br />