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<br />SECTION 3 <br /> <br />SCREEN, VINYL, GLASS & MODULAR ROOMS <br /> <br />Table 3.1.1-110 Allowable Edge Beam Spans - Hollow Extrusions <br />For Screen or Vinyl Rooms I Open or Partially Enclosed Structures <br />For 3 second wind gust at 110 MPH velocity; using design load of 19 #/SF (32 #/SF for Max. Cantilever) <br /> <br />Aluminum AllOY 6063 T-6 <br />2- x 2- x 0.0""'- 2- x 2w x 0.055" <br />Load Max. Span 'L' I (bendlna b' or deftectlon 'd1 Load Max. Span 'l'l (bending 'b' or deflection 'cr) <br />Width (ft.) 1&2Span 3 Span 4 Span Max. Width (ft.) 1 &2Span 3 Span 4 Span Max.. <br /> Cantilever Cantilever <br />5 4'-4" d 5'-4" b 5'-2" b 1'-1" d 5 4'-7" d 5'-8' d 5'-7" b 1'-2" d <br />6 4'-1" d 4'-10" b 4'-8' b 1'.0" d 6 4'-4" d 5'-3" b 5'-1" b 1'-1" d <br />7 3'-10" d 4'~" b 4'-4' b 0'-11" d 7 4'-1" d 4'-11" b 4'-9" b 1'.0" d <br />8 3'-8" d 4'-2" b 4'-1" b 0'-11" d 8 3'-11" d 4'-7" b 4'-5" b 0'-11" d <br />9 3'~" b 3'-11" b 3'-10" b 0'-11" d 9 3'-9" :j 4'-4' b 4'-2" b 0'-11" d <br />10 3'-4" b 3'-9" b 3'-8" b 0'-10" d 10 3'-7" d 4'-1" b 3'-11" b 0'-11" d <br />11 3'-2" b 3'-7" b 3'-5" b 0'-10" d 11 3'~" b 3'-11" b 3'-9" b 0'-10" d <br />12 3'-1" b 3'-5' b 3'-4' b 0'-10" d 12 3'-4" b 3'-g- b 3'-7" b 0'-10" d <br />3W x 2W x O.045w 3W x 2w x 0.070w <br />Load Max. Span 'L' I (bendlna b' or deftectlon 'd1 Load Max. Span 'l'l tbendlna 'b' or deflection 'cr) <br />Width (ft.) 1 &2 Span 3 Span 4 Span Max. Width (ft.) 1 & 2 Span 3 Span 4 Span Max. <br /> Cantilever Cantilever <br />5 4'-9' d 5'-10' d 5'-1 ~. b 1'-2- d 5 5'-8- d 6'-11" d 7'-1" d 1'-5" d <br />6 4'~" d s'~" d 5'-5" b 1'-1" d 6 5'-4" d 6'-7" d 6'-8" d 1'-4" d <br />7 4'-3. d 5'-2. b 5'.0" b 1'-1' d 7 5'-1" d 6'-3' d 6'-4" d 1'-3" d <br />8 4'-1" d 4'-10" b 4'-8" b 1'.0' d 8 4'-10" d 5'-11' d 6'-1' b 1'-2" d <br />9 3'-11" d 4'-7" b 4'-5' b 0'-11' d 9 4'-8' d S'-g' d 5'-8" b 1'-2" d <br />10 3'-9" d 4'-4" b 4'-2" b 0'-11" d 10 4'~" d 5'~' d 5'-5" b 1'-1" d <br />11 3'-8" d 4'-2' b 3'-11" b 0'-11" d 11 4'-4' d 5'-4' b 5'-2' b 1'-1" d <br />12 3'-7" b 3'-11' b 3'-10" b 0'-11" d 12 4'-3' d 5'-1' b 4'-11' b 1'-1" d <br /> 2w x 4w x 0.05Ow <br />1. Load Max. Span 'L' / (bendlna b' or deftectlon 'd1 Load Max. Span 'L'/ tbendllKl 'b' or deflection 'd') <br />Width (ft.) 1 &2 Span 3 Span 4 Span Max. Width (ft.) 1 &2 Span 3 Span 4 Span Max. <br />~-""R Cantilever Cantilever <br /> " b 6'-9" b 1'-6" d 5 8'-1" d g'-7" b g'-3" b 2'.0" d <br />6 5'-7" d 6'-5" b 6'-2" b 1'-5- d II 7'-7" d 8'-9' b 8'-5" b 1 '-11" d <br />7 5'-3' b 5'-11' b 5' -g" b 1'-4' d 7 7'-3. d 8'-1" b 7'-10" b 1 '-1 0" d <br />8 4'-11" b 5'~" b 5'-4" b 1'-3' d 8 6'-g" b 7'-7" b 7'-4" b 1'-9" d <br />9 4'-8" b 5'-3' b 5'.0" b 1'-3' d IJ 6'-5" b 7'-2" b 6'-11" b 1'-8" d <br />10 4'-5' b 4'-11' b 4'.9' b 1'-2' d 10 6'-1" b 6' -g" b 6'-7" b 1'-7" d <br />11 4'-3" b 4'-9" b 4'-7" b 1'-2' d 11 5' -g' b 6'-S- b 6'-3' b 1'-7" d <br />12 4'.0" b 4'~' b 4'-4' b 1'-1' d 12 5'~" b 6'-2" b 5'-11' b 1'~' d <br /> <br />Note: <br />1. Above spans do not Include length of knee brace. Add hor1zontal distance from upright to center of brace to beam <br />connection to the above spans for total beam spans. <br />2. Spans may be Interpolated. <br /> <br />SEAL <br /> <br />Lawrence E. Bennett, P.E. <br />CML ENGINEER - DEVELOPMENT CONSUL TANT <br />P.O_ BOX 4368, SOUlli DAYTONA. FL 32121 <br />TELEPHONE (386) 767-4774 <br />FAX (386) 767~556 <br /> <br />PAGE <br /> <br />3-26 <br /> <br />@ COPYRIGHT 2002 <br />NOT TO BE REPRODUCED IN WHOLE OR IN PART WITHOUT THE WRITTEN PERMISSION OF LAWRENCE E_ BENNETT. P_E_ <br />