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A TT ACHED & FREEST ANDING COVERS AND UTILITY SHEDS SECTION 2 Table 2.1.1: Allowable Roof Beam Spans for Carports, Patio Covers, Screen Rooms, and other Open Buildings with Solid Roofs Aluminum Alloy 6063 T~ Wind Zone = 102 MPH I 110 MPH I 120 MPH I 125 MPH 140 MPH Applied Load = 17#/Sq.Ft. I 20# / Sq. Fl I 23# / Sq. Ft. I 26111 Sq. Fl I 32# I Sq. Fl Load Width 2" x 3" x 0.050" Hollow illt 5' g'.g" 'g'.{)" 8'.5" 7'.' 1" 7'.1 " 6' 8'.11" 8'.3" 7'-8" 7'.2" 6'-6" 7' 8'.3" / 7'-7" 7'.1" 6-8" 6'.{)" 8' 7'.g" f 7'-1" 6'.8" 6.3' 5'-8" 9' 7'.3" 6'-8" 6'.3" 5'.11 " 5'-4 " 10' 6'.11" 6'-4" 5'.11" 5-7" 5 '.{) " 11' 6'.7" 6'-1" 5'.8" 5-4" 4.10" 12' 6'-4" S'.1()"<, 5'.5" 5'.1" 4'.7" Load Width 2" x 3" x 0.050 Hollow 5' 11'.1" 10'-3" g'.7" 8'.11 " 8'.1" 6' 10'-2" g'-4" 8'.9" 8'.2" 7'.5" 7' g'.S" 8'-8" 8'.1" 7'.7" 6.10" 8' 8'.9" 8'.1" 7'.7" 7'.1" 6'.5" 9' 8'.3" 7'-8" 7'.1 " 6'-8" 6'.()" 1 0' 7'.10" 7'.3" 6'.9" 6-4" 5'.9" 11' 7'-6" 6'.11" 6'.5" 6'.1" 5-6" 12' 7'.2" 6'-7" 6'.2" 5'.10" 5'.3" Load Width 2" x 4" x 0.050 Hollow illt 5' 12'.3" 11'.3" 10'-6" 9'.11 " 8.11 " 6' 11'.2" 10'-4" 9 , -7" g.{)" 8'.2" 7' 1 0'-4" 9'.7" 8'.11" '-' 8-4" 7'.7" S' 9'.8" 8'.11" 8'-4" 7'.10" 7'.1 " 9' 9'.2" 8'-5" 7'-10" 7.5" 6'-8" 1 0' 8'-8" 7'-11" 7'.5" 7'.{)" 6'-4" 11' 8'.3" 7'-7" 7'-1" 6-8" 6'.{)" 6'.10" 6.5" 5'.9" 11'.10" 11'.1" 1 O'.{)" . 12'-7" 11'-7" -- 10'.2" 9'-2' 11'.7" 10'-8" g.S" 8-6" 10'.10" 10'.{)" 8.9' 7.11" 9' 10'.3" g'.S" 8'.10" 8'.3" 7'-6" 1 0' g'.g" 8'-11" 8'-4" 7'.10" 7'.1 " 11' 9'-3" 8'-6" 7'.11 " 7'-6" 6'.9" 12' 8'.10" 8'.2" 7'-8" 7' .2" 6'-6" Load Width 2" x 4" x 0.03S" x 0.100" Self Mating Beam 5' 14'-6" 13'-4" 12'-6" 11 '.g' 1)' .7" 6' 13'.3" 12'-2" 11' -4" 1 0'-8" 9'-8" 7' 12'.3" 11'.3" 1 0'.(3' 9'.11 " 8.11 " S' 11'-5 10'-7" 9'.10" 9.3" 8'-4" 9' 10'.10 9'.11" 9'.3" 8.9" 7'.10" 10' 1 0'.3" g'.S" 8'.10" 8.3" 7 '-6" 11' g'.g" g'.{)" 8'.5" 7'.11 " 7'.1 " 12' g'-4" 8'-7" 8'.1" 7'-7" 6.10' Example: For 2" x 4" x 0 038" x 0100" Self-Mating Beam; Beam span between upnghts use load Width 10 enter lable For 12' Roof Panel + 2' Overt1ang, Load \Mdth = LW = 12' / 2 + 2' OH = 8' , Enter table on left at 8' read allowable span under required load, Thus for 100 M P H. Wind loadlllve load or 17 #/Sq Ft and Load VkJth = 8'.0 MaXimum Beam Span for 2" X 4" X 0 038" x 0100" = . '11'-5" I Spans do not Include length of mee brace Add honzontalleng h of mee brace to abcve spans to' I'Jlal :learT', spans Lawrence E. Bennett, P.E. avL ENGJoEER - DEVEl..0Pt.ENT CONSU. T ANT P.O. BOX 4368, SOUTH OA YTONA, FL 3Z121 TEL.B>HOf'.E: (~) 767. 4 T7 4 FAX (~) 767.6S5e SEAL @ COPYRIGHT 1998 NOT TO BE REPRODUCED N WHOLE OR N PART WITHOUT TrE WRITTEN PERMSSION OF LAWRENCE E. ElE1o.t-ETT, PE. PAGE 59