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STRUCTURES WITH WOOD & ALUMINUM FRAMING COMPONENTS SECTION 4 Table 4.5 Allowable Floor or Deck Girder Spans Girders Constructed of Two (2) #2 Grade Non-dense Pine With 1/2" Plywood Spacer Supporting Floor Dead Loads and Live Loads Applied Load 50#1sq. ft. Single Span Double Span Triple Span Load Width Perpendicular 2"x6" 2" xa" 2" x 10" 2" x 12" 2" x 6" 2" X 8" 2" x 10" 2" x 12" 2"x6" 2"xa" 2" x 10" 2" x 12" to Girder Lumber Grade Lumber Grade Lumber Grade S.P.F. #2 PINE #2 PINEI#2 PINE S.P.F. 1#2 PINEI#2 PINEI#2 PINE S.P.F. 1#2 PINEl #2 PINEl #2 PINE Girder Span Girder Span Girder Span 6'.0" 6'-2" 8'-1" 10'-3" 12'-5" 6'-2" 8'-1" 10'-3" 12'-5" 6'-2" 8'-1" 10'-3" 12'-5" a'oO" 5'-7" 7'-4" g'-4" 11'-3" 5'-7" 7'-4" g'-4" 11 '-3" 5'-7" 7'-4" 9'-4" 11 '-3" 1 0'.0" 5'-2" 6'-10" 8'-8" 10'-6" 5'-2" 6'-10" 8'-8" 10'-6" 5'-2" 6'-10" 8'-8" 1 0'-6" 12'.0" 4'-11" 6'-5" 8'-2" 9'-10" 4'-11" 6'-5" 8'-2" 9'-10" 4'-11" 6'-5" 8'-2" 9'-10" 14'.0" 4'-8" 6'-1" 7' -g" g'-4" 4'-8" 6'-1" 7'-g" g'-4" 4'-8" 6'-1" 7' -g" g'-4" Girder Splice NONE A,B A,B,C,D Poinjs* Applied Load 60#1sq. ft. Single Span . Double Span Triple Span Load Width Perpendicular 2" x 6" 2" x a" 2" x 10" 2" x 12" 2"x6" 2" x a" 2" x 10" 2" x 12" 2"x6" 2"x a" 2" x 10" 2"x 12" to Girder Lumber Grade Lumber Grade Lumber Grade S.P.F. 1#2 PINEI#2 PINE 1#2 PINE S.P.F. #2 PINE #2 PINE #2 PINE S.P.F. #2 PINE #~ PINE #2 PINE Girder Span Girder Span Girder S-pan 6'.0" 5'-10" 7'-8" 9'-8" 11'-9" 5'-10" 7'-8" g'-8" 11'-9" 5'-10" 7'-8" 9'-8" 11'-9" a'oO" 5'-3" 6'-11" 8'-10" 10'-8" 5'_3" 6'-11" 8'-10" 10'-8" 5'-3" 6'-11" 8'-10" 10'-8" 10'.0" 4'-11" 6'-5" 8'-2" 9'-11" 4'-11" 6'-5" 8'-2" 9'-11" 4'-11" 6'-5" 8'-2" 9'-11" 12'.0" 4'-7" 6'-1" 7'-8" g'-4" 4'-7" 6'-1" 7'-8" 9'-4" 4'-7" 6'-1" 7'-8" g'-4" 14'.0" 4'-5" 5'-9" 7'-4" 8'-10" 4'-5" 5'-9" 7'-4 " 8'-10" 4'-5" 5'-9" 7'-4 " 8'-10" Girder Splice NONE A,B A,B,C,D Polnts* Notes: 1) Applied load includes a 10 # / sq. ft. dead load for flooring and joist. Girder weight is also considered in limiting girder. 2) Splicing of girders shall be @ 1/3 span points only and all splices shall be staggered. 3) Spans between supports shall be equal. 4) Overhangs of girders shall be limited to 2'-6" joist. 5) Assumed lumber to be # 2 select non-dense pressure treated pine. 1.67L 2'~Ll o~:r~ l A I Q I I Q A L- L---L.- L---L.- L---l GIRDER SPLICE LOCATION DIAGRAM Lawrence E. Bennett, P. E. CIVIL ENGINEER - DEVELOPMENT CONSUL TANT P.O. BOX 4368, SOUTH DAYTONA, FL 32121 TELEPHONE (904) 7674774 FAX (904) 767-6556 @ COPYRIGHT 2000 NOT TO BE REPRODUCED IN WHOLE OR IN PART WITHOUT THE WRITTEN PERMISSION OF LAWRENCE E. BENNETT, P.E. SEAL PAGE 4-23