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HomeMy WebLinkAboutGN 002 0HEADER BEAM DESIGN CRITERIA ALL HEA EFS S"aL'LD = _ -- 5','p LUMBER. * LVL OP E()U!VALE�I T E',*-li JEERED BEAM TO rJEET r4N!k'U!J REQI,`PEr�i;:NTS OF 1.9 MOE & 297DFh ULTIMATE BENDIN'] STRESS. 3. THIS TABLE ASSUMES 20 PSF DL 120 PSF LL FOR ROOF TRUSSES, AND 13 PSF DL 1 40 PSF LL FOR FLOOR JOIST T RUSSE:: FOR ANY LOADS (PSF) EXCEEDING THE 5E AMOUPdTS, REFER TO THE IRC HEADER SCHEDULE TABLES R502,5(1 ) AND R502.5i21, 4. STUD SIZE AND SPACING SHALL BE PER TABLE R502.3(5) OF THE IRE. WHERE ADVANCED FRAMING TECHNIQUES REQUIRE SPACING AT 24 INCISES O.C., EVERY OTHER STUD SHALL BE DOUBLED TO BE EQUIVALENT TO THE 16 INCHES Q.C. SPACIWJ' OF THE PERSPCRiPTIVE TABLE. 5. THE ABOVE HEADER SCHEDULE IS NOT SITE SPECIFIC AND MAY BE USED AT ANY LOCATION, 6. THE STANDARD DETAILS ARE BASED ON LOAD CONDITIONS IDENTIFIED IN THE ATTACHED HEADER SCHEDULE WITH MAXMfvMUM RAFTERICEILINGIFLOOR JOIST SWAN OF SIXTEEN (1T) FEET. HEADERS MuST BE ENGINEERED IF LOADS EXCEED THESE LIMITATIONS. HEADER SCHEDULE HEADER SIZE MAX SPAN DIAGRAM! �--� ROOF (1 ) 2XI2 5' - C." LOADING EXTERIOR WALL 1 s!' x 9 1!4" Lvr_' -' _ . PER ENGINEER ? 8' - 9" ROOF ( 4) 2X 12 5' - 8" LOADING INTERIOR f WALL � * 1�x 1l4=' t_vl_ sf - �� PER ENGINEER 8' _g_...__ -_, ___..:..___ :--• -- @) (1) 2X8 ROOFAND =: FLOOR (1)2x12 -3 -_ LOADING EXTERIOR 1314„ x 9 1/4" I_V; 7' - 5" WALL _ �HEADErR PER ENGINEER a 7' - 5" (1) 2X 12 3' - 3" ROOF AND FLOOR 1 314„ x 9 114° Lug 5p _ 9" _ LOADING INTERIOR PER ENGINEER 7 5•- 10" WALL 4 ADVANCED FRAMING HEADERS IIIlifillI `,y,•� �� D. No 9� 19400043 Ir STATE OF LJJ _ ti NAL I11111IJJIW\\ ZD _,_)e4Y , HEADER CONFIGURATIONS REFERENCE SCHEDULE FOR SIZES NAILING PATTERN: 12D COMMON NAILS @ 4" OC (TOP AND BOTTOM) TOP & BOTTOM CORD TO BE FASTENED TO KING STUD WITH 2-12D NAILS (EACH SIDE @ EACH CORD) NOT": TOP PLATE USED AS b GP CHORD OF HEADER "I" INTERIOR WALLS INSULATE ;TT'YY �o "C" EXTERIOR WALLS