|
, OCTOBER 1,2006 i WEB BRACING RECOMMENDATIONS I MIl/SAC-51 1P. .
<br />r-TE- 'a ·- ---
<br />Mil-ek Industnes, Chesterneld. MD Page 1 of 1 : i \/ M di
<br />!1 N i MAXIMUM TRUSS WEB FORCE (lbs.) (See note 7)i E-'17=:Z-.=a C==3==1
<br />X-81CE
<br />1 £ 4 2 1 1 4 • 24"O.C.480.C.72" O.C.w i BAY SIZE
<br />BRACING MATERIAL TYPE BRACING MATERIAL TYPE BRACING MATERIAL TYPE
<br />1 MiTek Industries, Inc A]B:Ci D AiBCD C . D
<br />.10-0- 1610 1886 1885 2829
<br />; 12'-0»1342 1572
<br />14'.0-1150 1347
<br />1 160-01 1006 1179
<br />18 0'894 1048
<br />. lvIT 805 943
<br />i
<br />*Bay otze shall be measured in beh
<br />1
<br /> TYPE BRACING MATERIALS
<br />I 1 X 4 IND. 45 SYP
<br />A -OR
<br />1 X402 SRB (DF, MF. SPF)
<br />B 2*3 13. STD, CONST (SPF. OF. HF, OR SYP)
<br />C 2Xd #3. STD, CONST (SPE. OF, HF, OR SYP)
<br />D 2 X 603 OR BETTER (SPF. OF, HF, OR Sm
<br />1 --| 1572 2358 ;, · .1 3143 | 3143 t 4713 4715 1 7074
<br />1347 2021
<br />1179 1768 1 2358 i 2358 i 3536
<br />3143 4715
<br /> 943 1414 - | 1886 1880 | 2829 9 '
<br />¥een Ute centers of a pair of diagonals or x-bracing.
<br />GENERAL NOTES
<br />1. OlAGONALSnACING IS REQI,RED TOTRANSFER ™E CUMULATIVE LATSUL BRACE FORCE INTO TMEROOFA NWORCOLINGO:APRABU.THE OUWaIRAGM IS TO 02 DESIGNED 07 A OUALIFIEDPROFESSIONAL,
<br />2. THESECALCULATTONSAREBASEDONTERALBRACECARRYING 2%0#THE&%€BFORCE.
<br />1 DtAGONALBRACINGMATERIALMUSTBE SAMESIZEAPOGRADEOR BETTER. ASTHE LATERAL-BRACE
<br />MATERIAL AND SMALL BE INSTALLED N SUCHAMAA#JERTHAT ITINTERSECTSWES MEMBERSALAPPROX. 45 CEGREESANDSMALL BENAILEDATEACH END ANDEACH INTERMEDIATE TRUSSWI™Z·ed
<br /><0.13,1GS)FOR 1.4 *RACES, 2-103{)131& 31 FOR 213 =*12:4 BRACES.ANO S-104 0.131-*31 FOR 2*6 BRACES
<br />4 CONNECTLATERALBRACETOEACHTRUSSMTH 3-lad(0.131'X213·}NAiLSFOR,14 LATE#U;LeRACES. '2-*de.148'10, MNLS FOR Z,3 LATERAL BRACES,AND:Mod (0.1¢8·*31 FOR 2*4 -d MUTERAL BRACEa
<br />i lATERALBRACESHOLILDSECO,mNUOUSANDS,10(UOVERL•PATI£ASTONE TRUSSSPACEFOR CONYINVITY.
<br />6. FORADOITIONALGUDANCE REGARDING OESIGNANDINSTALLATIONOPBRACAG, CONSULT
<br />068·89 TEMPORARY BR ACING OF METAL,RATE CON NECTED WOOD TRUSSES AND 8CS 1 -03
<br />GUN)ETO GOODPRACTICE FOR HANDUNG. INSTALUNG & BRACNG OF •ETAL PtATE CONNECTED
<br />WOOD TRUBSEa JOWn.Y PRODUCaRY WOOD TRUSS COUNCIL OFANERICA and TRUSS PLATED,STIME.-=.'u».com./d./.4Osi.gro
<br />7, RELERTOSPECIFIC TRUSSOESIGNORAW}NG FORWEBMEMBERFORCE
<br />8. TABULATENALOESAREBASEDONADOL..i.IS
<br />FOR STABIUZERS:
<br />FOR A WZING or 24-(10 OWLY.•ITEXSTADL¢ER-mUSS*RAC,IG SYSTENS CAN UESt,lanTUTEDFORTYPEA.e. CANODGUC-,MATERIAL. CROSS'.ORORSTABUZERSARE TODEPROVIDEDAT BAYSIZEIOCATEDABOVE W,GE GAPHRAGM BRACINGISREQURED
<br />ATMTCHBREAXASTABILIZERSYBEREPIACEDMFIWOODSLOCKING SEE -STASUZER-TRUSS BRACING *ISTALATIONGUI)EA,PRODUCT SPECIACATION
<br />DIAGONAL BRACE Col.--//t----/'-- 1
<br />.
<br />1
<br />j ./0....%8 4
<br />..449€€CONTINUOUS LATERAL ·.
<br />BRACE -
<br />.% I
<br />.%- ·-,·. Mod NAILS
<br />.
<br />i0 .·' .1 :
<br />(SEE NOTE 4)
<br />t
<br />-*#- 1 V- 21 '\iF-.-9 Lt,42·,3.--1 ».·c.. \.\11 b / torth.- .j#itIK / 1 F&#PERS.##.AU 1 6-* --:·23·>c*. i ;7<1114'' L 1:k>713*'IN:: 5 , -
<br />....... 01 4 4231 ..I'.46\ 1*75:«* i --**.28 1 . -*' 'F7<23>-uf· >:.K.2, b'4-0i.N....iy 1 Horizontal Blocking C0461 /**204·e. ,& i
<br />i /.., 1 EXP. 3-,Fc'1*7721122•Al iS SUFFICIENT.€3 70\
<br />(ne |eg of X-bracing sho.vn d•.shed for drawing clarity. 9
<br />3 This leg will require horizontal blocking TRUSS WE8 i.,hCNit447 :
<br />next to the top and bottom chord so it attaches to the brace plane.)MEMBERS· 'N@4912!33
<br />4V
<br />gma<hilt h
<br />This information is provided as a recommendation to assist in the
<br />requirement for permanent bracing of the Individual truss web
<br /> members. Additional bracing may still be required forthestability
<br />of the overall roof system. The rnethcd shown here is just one
<br /> method that can be used to provide stability against web buckling.AUG 1 0 2012
<br />Dc*gn valid for use Only wilh Milck conncc:ors. lhb de* 11 bosed only wpon gammeters shown, and a lor an incMdint bU]ding component.
<br />Ap©Ocabilly al deign poramenten and proper incor,=ation of componer,1 8 rewoni·billy 01 buidng des:gner - not hus designer. Gracing shown
<br />is fo, lateral support olinclvt dual web members or¢y. Aciftionol ternpolory brocing to insure statikdy during con,truction h Ihe responsionly 01 the MiTek
<br />erector. Addlionct permanent btocing 01 fhe overoll sluctice h Ike respombilly 01 the bulcing designer. Por generot guidance regorcing
<br />fob,lconon. quoity contro:.stologe. delvery. erection (X,d tfocing. cona,Ir ANS!/Tpll Quality Criteria. 038·89 and SCS,1 Building Component 7777 Greenback 1-n. Suito, 109SaloN Informollon nvolober, frorn Trut, Plate trt,lihile. En,yr,nnfric n., 0-Gu.n wl #710 -.
<br />V
|