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.. SECTION 3 SCREEN, ACRYLIC I VINYL, GLASS & MODULAR ROOMS Table 3.1.1-110 Allowable Edge Beam Spans - Hollow Extrusions For Screen or Vinyl Rooms For 3 second wind gust at 110 MPH velocity; using design load of 20 #/SF (36 #/SF for Max. Cantilever) Aluminum Alloy 6063 T -6 ' '. " 2" x 2" x 0.044" "d: 2" x 2" x 0.055" Load Max. Span 'L' / (bending 'b' or deflection 'd') Load Max. Span 'L' / (bending 'b' or deflection 'd') Width (ft.) 1 & 2 Spar 3 Span 4 Span Max. Width (ft.) 1 & 2 Spar 3 Span 4 Span Max. Cantilever Cantilever 5 4'-4" d 5'-5' d 5'_3' b 1 '_1" d 5 4'-S" d 5'.9' d 5'-S" b 1'.Z" d 6 4'_1' d 4'-11" b 4'-9" b 1'-0" d 6 4'-4" d 5'-5' d 5'_3" b 1'_1' d 7 3'-11" d 4'.7" b 4'_5' b 0'-11' d 7 4'.Z" d 4'-11' b 4'.10" b 1 '_0" d 8 3'-9' d 4'_3' b 4'.Z' b 0'-11' d 8 3'-11" d 4:-8' b 4'-6' b 0'-11' d 9 3'-7" d 4'-0' b 3'-11' b 0'-10' d 9 3'-1O"f 4'-5" b 4'_3' b 0'-11' d 10 3'-5' b 3'-10" b 3'-S' b 0'.10" d 10 3'-S" . ~'4'-Z' b 4'-0" b 0'-11' d 11 3'-3' b 3'-S' b 3'_6' b 0'-10" d 11 3'-7"""3'-11' b 3'-10" b 0'-10" d 12 3'_1' b 3'_6' b 3'-4' b 0'-10' d 12 3'_5" 3'-10' b 3'-S' b 0'-10" d 3" x 2" x 0.045" 3" x 2" x 0.070" Load Max. Span 'L' / (bending 'b' or deflection 'd') Load Max. Span 'L'/ (bending 'b' or deflection 'd') Width (ft.) 1 & 2 Span 3 Span 4 Span Max, Width (ft.) 1 & 2 Span 3 Span 4 Span Max. Cantilever Cantilever 5 4'-11" d 6'-1" d 6'_3' d 1 'OZ' d 5 5'_7" d 6'-10" d 7'-0" d 1'-4' d 6 4'-S' d 5'-9" d 5'-9' b 1 '-Zoo d 6 5'-3" d 6'_5' d 6'-7" d 1'_3" d 7 4'-5' d 5'-6" d 5'-4" b 1'-1" d 7 4'-11" d 6'-Z' d 6'_3" d 1 '_3" d 8 4'-3" d 5'-1' b 4'_11' b 1'-0" d 8 4'-9" d 5'-10" d 5'_11" b 1'-Z" d 9 4'-1" d 4'_10" b 4'-S" b 0'-11" d 9 4'_7" d 5'-S' d 5'_7" b 1 '_1" d 10 3'-11" d 4'-7" b 4'_5" b 0'-11" d 10 4'-5" d 5'_5" d 5'_3" b 1 '_1" d 11 3'-10' d 4'-4" b 4'-3" b 0'-11" d 11 4'_3" d 5'-Z" b 5'-0" b 1'-0" d 12 3'-S" d 4'-Z" b 4'_1' b 0'-11' d 12 4'-Z" d 4'-11' b 4'-10' b 1'-0" d 2' x 3" )( 0.1145" 2" x 4" x 0.050" Load Max. Span 'L' / (bending 'b' or deflection 'd') Load Max. Span 'L' I (bending 'b' or deflection 'd') Width (ft.) 1 & 2 Span 3 Span 4 Span Max. Width (ft.) 4 &~Span 3 Span 4 Span Max. Cantilever Cantilever 5 6'-Z" d 7'-4 . b 7'-1" b 1'-6" d 5 7'-11 " d g'-4" b g'-o" b 1 '_11" d 6 5'.9" d 6'-S" b 6'-5' b 1'_5" d 5 7'-6" d 8'_6" b 8'-3" b 1 '_1 0" d 7 5'-6" d 6'-Z" b 5'-11' b 1'-4" d 7 7'-1" b 7'-11" b 7'-7" b 1'-9" d 8 5'_2" b 5'-9" b 5'_7" b 1'_3" d 8 6'_7" b 7'-5" b 7'-Z' b 1'-S" d 9 4'-10" b 5'_5" b 5'_3" b 1 '-3" d 9 6'.3" b 6'-11" b 6'-9" b 1'-7" d 10 4'.7" b 5'-Z" b 4'.11' b 1'-2" d 10 5'-11" b 6'-7" b 6'-5" b 1'-6" d 11 4'-5' b 4'_11" b 4'-9" b 1'-Z" d 11 5'-S" b 6'-4' b 6'_1' b 1'_6" d 12 4'.3' b 4'-9' b 4'-7" b 1 '_1" d 12 5'_5" b 6'-0" b 5'-10" b 1'-5" d Notes: 1. Above spans do not include length of knee brace. Add horizontal distance from upright to center of brace to beam connection to the above spans for total beam spans. Z. Spans may be interpolated. Lawrence E. Bennett, P.E. CIVIL ENGINEER - DEVELOPMENT CONSUL TANT P.O. BOX 214368, SOUTH DAYTONA, FL 32121 TELEPHONE (386) 767-4774 FAX (386) 767~556 PAGE 3-28 @ COPYRIGHT 2003 NOT TO BE REPRODUCED IN WHOLE OR IN PART WITHOUT THE WRITTEN PERMISSION OF LAWRENCE E. BENNETT, P.E.