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HomeMy WebLinkAboutBLD2022-00092 - 07A Structural CalculationsTri-State Engineering, Inc. 12810 NE 178th Street Suite 218 Woodinville, WA 98072 425.481.6601 J1089860-2 The Truss Company (Burlington). August 20, 2022.My license renewal date for the state of Washington is Pages or sheets covered by this seal: Western Forest Products Inc-MV Terry Powell May 18,2021 The truss drawing(s) referenced below have been prepared by Tri-State Engineering under my direct supervision based on the parameters provided by The seal on these drawings indicate acceptance of professional engineering responsibility solely for the truss components shown. The suitability and use of this component for any particular building is the responsibility of the building designer, per ANSI/TPI 1. Re: thruI13762322I13762310 RECEIVED DCD 2/18/22 Design valid for use only with MiTek connectors. This design is based only upon parameters shown, and is for an individual building component. Applicability of design paramenters and proper incorporation of component is responsibility of building designer - not truss designer. Bracing shown is for lateral support of individual web members only. Additional temporary bracing to insure stability during construction is the responsibillity of the erector. Additional permanent bracing of the overall structure is the responsibility of the building designer. For general guidance regarding fabrication, quality control, storage, delivery, erection and bracing, consult ANSI/TPI1 Quality Criteria, DSB-89 and BCSI1 Building Component available from Truss Plate Institute, 583 D'Onofrio Drive, Madison, WI 53719.Safety Information Job J1089860-2 Truss 28 Truss Type FINK Qty 1 Ply 1 Western Forest Products Inc-MV Job Reference (optional) I13762316 8.430 s Apr 20 2021 MiTek Industries, Inc. Mon May 17 13:50:14 2021 Page 1TheTrussCompany (Burlington), Burlington, WA - 98233, ID:iNtt5wZxghjyPSTyDWcrLTyVuEE-tQuh8C3YGk3M_w8SDhIZUqgN60nN_CZbRbEr0KzFaIN Scale = 1:45.3 1 2 3 4 5 8 7 6 9 10 6x8 5x6 5x8 6x85x6 2x4 5x6 2x4 10-0-0 10-0-0 18-0-0 8-0-0 28-0-0 10-0-0 8-1-8 8-1-8 14-0-0 5-10-8 19-10-8 5-10-8 28-0-0 8-1-8 0- 6 0 5- 2 0 0- 6 0 4.00 12 Plate Offsets (X,Y)-- [1:0-5-0,Edge], [5:0-5-0,Edge] LOADING (psf) TCLL Roof Snow=25.0) TCDL BCLL BCDL 25.0 5.0 0.0 * 1.0 SPACING- Plate Grip DOL Lumber DOL Rep Stress Incr Code 6-0-0 1.15 1.15 NO IBC2018/TPI2014 CSI. TC BC WB Matrix-SH 0.85 0.97 0.64 DEFL. Vert(LL) Vert(CT) Horz(CT) in 0.28 0.35 0.11 loc) 6-8 6-8 5 l/defl 999 940 n/a L/d 240 180 n/a PLATES MT20 Weight: 147 lb FT = 20% GRIP 220/195 LUMBER- TOP CHORD 2x6 DF SS BOT CHORD 2x6 DF SS WEBS 2x4 DF Stud BRACING- TOP CHORD 2-0-0 oc purlins (2-5-0 max.). BOT CHORD 5-7-0 oc bracing: 1-5 REACTIONS. (size) 1=0-5-8, 5=0-5-8 Max Horz 1=-159(LC 11) Max Uplift 1=-1003(LC 6), 5=-1003(LC 7) Max Grav 1=2598(LC 16), 5=2598(LC 17) FORCES.(lb) - Max. Comp./Max. Ten. - All forces 250 (lb) or less except when shown. TOP CHORD 1-2=-6248/2283, 2-3=-5234/ 2099, 3-4=-5234/2100, 4-5=-6248/2284 BOT CHORD 1-8=-2122/5707, 6-8=-1236/3807, 5-6=-2006/5707 WEBS 2-8=-1694/698, 3-8=-725/1900, 3-6=-726/1900, 4-6=-1694/699 NOTES- 1) Wind: ASCE 7-16; Vult=110mph (3-second gust) Vasd=87mph; TCDL=3.0psf; BCDL=0.6psf; h=25ft; Ke=0.99; Cat. II; Exp B; Pr. Enclosed; MWFRS (envelope) gable end zone; cantilever left and right exposed ; end vertical left and right exposed; Lumber DOL=1.60 plate grip DOL=1.60 2) TCLL: ASCE 7-16; Pf=25.0 psf (Lum DOL=1.15 Plate DOL=1.15); Is=1.0; Rough Cat B; Partially Exp.; Ce=1.0; Cs=1.00; Ct=1.10 3) Unbalanced snow loads have been considered for this design. 4) The bottom chord dead load shown is sufficient only to cover the truss weight itself and does not allow for any additional load to be added to the bottom chord. 5) Dead loads shown include weight of truss. Top chord dead load of 5.0 psf (or less) is not adequate for a shingle roof. Architect to verify adequacy of top chord dead load. 6) This truss has been designed for a 10.0 psf bottom chord live load nonconcurrent with any other live loads. 7) * This truss has been designed for a live load of 23.0psf on the bottom chord in all areas where a rectangle 3-6-0 tall by 2-0-0 wide will fit between the bottom chord and any other members. 8) Provide mechanical connection (by others) of truss to bearing plate capable of withstanding 1003 lb uplift at joint 1 and 1003 lb uplift at joint 5. 9) This truss is designed in accordance with the 2018 International Building Code section 2306.1 and referenced standard ANSI/ TPI 1. May 18,2021 CONT. 2X_ BLOCKING TYP. 10d NAIL 2X_ B.C. TYP. 10d NAIL SECTION A-A A A A A A A A A NOTE: IF ACTUAL SPACING OF THE TRUSS IS 2-TRUSSES 12'-0" O.C. (ONE EACH SIDE OF POST) THE SPACING OF THE BOTTOM CHORD LATERAL BRACING MAY BE INCREASED TO 12'-0" O.C. PROVIDED CONTINUOUS 2X_ BLOCKING IS USED ALONG THE FULL LENGTH OF THE BOTTOM CHORD (SEE SECTION A-A). CONNECT BLOCKING WITH 10D NAILS AT 6" oc ALONG EACH B.C. CONT. 2X_ BLOCKING TYP. 10d NAIL 2X_ B.C. TYP. 10d NAIL SECTION A-A A A A A A A A A RECEIVED DCD 2/18/22 e d g e of t r u s s f r o m o ut si d e 1 6 1 0 P R O D U C T C O D E A P P R O V A L S J OI N T S A R E G E N E R A L L Y N U M B E R E D L E T T E R E D C L O C K WI S E A R O U N D T H E T R U S S S T A R TI N G A T T H E J OI N T F A R T H E S T T O T H E L E F T C H O R D S A N D WE B S A R EI D E N TI FI E D B Y E N D J OI N T N U M B E R S L E T T E R S W 4- 6 W3-6 W 3 7 W2-7 W17 C1-8 C5 6 C6 7 C7 8 C4-5 C3 4 C2 3 C1 2 TOP CHORD TOP CHORD 8 7 6 5 4 3 2 1 B O T T O M C H O R D S T O P C H O R D S B E A RI N G L A T E R A L B R A CI N G L O C A TI O N I n di c at e s l o c at i o n wh er e b e ari n g s s u p p or t s o c c ur I c o n s v ar y b ut r e a ct i o n s e ct i o n i n di c at e s j oi nt n u mb er wh er e b e ari n g s o c c ur I n di c at e d b y s y mb ol s h o w n a n d or b y t e xt i n t h e br a ci n g s e ct i o n of t h e o ut p ut Us e T I or El i mi n at or br a ci n g i f i n di c at e d T h e f i r st di me n si o n i s t h e pl at e wi dt h me a s ur e d p er p e n di c ul ar t o sl ot s S e c o n d di me n si o n i s t h e l e n gt h p ar al l el t o sl ot s 4 x 4 P L A T E SI Z E T hi s s y mb ol i n di c at e s t h e r e q ui r e d di r e ct i o n of sl ot s i n c o n n e ct or pl at e s 1 6 1 F or 4 x 2 ori e nt at i o n l o c at e pl at e s 0 Ce nt er pl at e o n j oi nt u nl e s s x y of f s et s ar e i n di c at e d Di me n si o n s ar e i n f t i n si xt e e nt h s A p pl y pl at e s t o b ot h si d e s of t r u s s a n d f ul l y e mb e d t e et h 1 4 3 P L A T E L O C A TI O N A N D O RI E N T A TI O N S y mb ol s Nu mb eri n g Sy st e m 1 A d di ti o n al st a bi l i t y br a ci n g f or t r u s s s y st e m e g di a g o n al or X br a ci n g i s al wa y s r e q ui r e d S e e B C SI 1 2 Tr u s s br a ci n g mu st b e d e si g n e d b y a n e n gi n e er F or wi d e t r u s s s p a ci n g i n di vi d u al l at er al br a c e s t h e ms el v e s ma y r e q ui r e br a ci n g or al t er n at i v e T I or El i mi n at or br a ci n g s h o ul d b e c o n si d er e d 3 Ne v er e x c e e d t h e d e si g nl o a di n g s h o w n a n d n e v er st a c k mat eri al s o n i n a d e q u at el y br a c e d t r u s s e s 4 Pr o vi d e c o pi e s of t hi s t r u s s d e si g n t o t h e b ui l di n g d e si g n er er e cti o n s u p er vi s or pr o p er t y o w n er a n d al l ot h er i nt er e st e d p ar ti e s 5 Cut me mb er s t o b e ar t i g ht l y a g ai n st e a c h ot h er 6 Pl a c e pl at e s o n e a c h f a c e of t r u s s at e a c h j oi nt a n d e mb e d f ul l y K n ot s a n d w a n e at j oi nt l o c ati o n s ar e r e g ul at e d b y A N SI T PI 1 7 De si g n a s s u me s t r u s s e s wi l l b e s ui t a bl y pr ot e ct e d f r o m t h e e n vi r o n me nt i n a c c or d wi t h A N SI T PI 1 8 Unl e s s ot h er wi s e n ot e d moi st ur e c o nt e nt of l u mb er s h al l n ot e x c e e d 1 9 at t i me of f a bri c ati o n 9 Unl e s s e x pr e s sl y n ot e d t hi s d e si g ni s n ot a p pl i c a bl e f or u s e wi t h f i r e r et ar d a nt pr e s er v ati v e t r e at e d or gr e e nl u mb er 1 0 C a mb er i s a n o n st r u ct ur al c o n si d er ati o n a n di s t h e r e s p o n si bi l i t y of t r u s s f a bri c at or Ge n er al pr a ct i c ei s t o c a mb er f or d e a dl o a d d ef l e ct i o n 1 1 Pl at e t y p e si z e ori e nt ati o n a n d l o c at i o n di me n si o n s i n di c at e d ar e mi ni mu m pl at i n g r e q ui r e me nt s 1 2 L u mb er u s e d s h al l b e of t h e s p e ci e s a n d si z e a n d i n al l r e s p e ct s e q u al t o or b et t er t h a n t h at s p e ci f i e d 1 3 T o p c h or d s mu st b e s h e at h e d or p url i n s pr o vi d e d at s p a ci n gi n di c at e d o n d e si g n 1 4 B ot t o m c h or d s r e q ui r el at er al br a ci n g at 1 0 f t s p a ci n g or l e s s i f n o c ei l i n g i s i n st al l e d u nl e s s ot h er wi s e n ot e d 1 5 C o n n e cti o n s n ot s h o w n ar e t h e r e s p o n si bi l i t y of ot h er s 1 6 D o n ot c ut or al t er t r u s s me mb er or pl at e wi t h o ut pri or a p pr o v al of a n e n gi n e er 1 7 I n st al l a n d l o a d v er t i c al l y u nl e s s i n di c at e d ot h er wi s e 1 8 Us e of gr e e n or t r e at e d l u mb er ma y p o s e u n a c c e pt a bl e e n vi r o n me nt al h e al t h or p er f or ma n c e ri s k s Co n s ul t wi t h pr oj e ct e n gi n e er b ef or e u s e 1 9 R e vi e w al l p or t i o n s of t hi s d e si g n f r o nt b a c k w or d s a n d pi ct ur e s b ef or e u s e Re vi e wi n g pi ct ur e s al o n e i s n ot s uf f i ci e nt 2 0 D e si g n a s s u me s ma n uf a ct ur e i n a c c or d a n c e wi t h A N SI T PI 1 Q u al i t y Cri t eri a F ai l ur e t o F ol l o w Co ul d C a u s e Pr o p er t y D a ma g e or P er s o n al I nj ur y Ge n er al S af et y N ot e s Pl at e l o c at i o n d et ai l s a v ai l a bl e i n Mi T e k 2 0 2 0 s of t war e or u p o n r e q u e st I n d u st r y St a n d ar d s A N SI T PI 1 Nat i o n al De si g n S p e ci fi c at i o n f or Met al Pl at e C o n n e ct e d Wo o d Tr u s s C o n st r u ct i o n D S B 8 9 De si g n St a n d ar d f or Br a ci n g B C SI 1 B ui l di n g C o mp o n e nt S af et y I nf or mat i o n Gui d e t o Go o d Pr a ct i c e f or H a n dl i n g I n st al l i n g Br a ci n g of Met al Pl at e Co n n e ct e d Wo o d Tr u s s e s 6 4 8 di me n si o n s s h o w ni n f t i n si xt e e nt h s Dr a wi n g s n ot t o s c al e 2 0 0 6 Mi T e k Al l Ri g ht s Re s er v e d WE B S e d g e of t r u s s f r o m o ut si d e 1 6 1 0 I C C E S R e p or t s E S R 1 3 1 1 E S R 1 3 5 2 E R 5 2 4 3 9 6 0 4 B 9 7 3 0 9 5 4 3 9 6 3 1 9 6 6 7 A N E R 4 8 7 N E R 5 6 1 9 5 1 1 0 8 4 3 2 9 6 6 7 E R 3 9 0 7 9 4 3 2 A J OI N T S A R E G E N E R A L L Y N U M B E R E D L E T T E R E D C L O C K WI S E A R O U N D T H E T R U S S S T A R TI N G A T T H E J OI N T F A R T H E S T T O T H E L E F T C H O R D S A N D WE B S A R EI D E N TI FI E D B Y E N D J OI N T N U M B E R S L E T T E R S W 4- 6 W3-6 W 3 7 W2-7 W17 C1-8 C 5 6 C6 7 C7 8 C4-5 C3 4 C2 3 C1 2 TOP CHORD TOP CHORD 8 7 6 5 4 3 2 1 B O T T O M C H O R D S T O P C H O R D S B E A RI N G I n di c at e s l o c at i o n wh er e b e ari n g s s u p p or t s o c c ur I c o n s v ar y b ut r e a ct i o n s e ct i o n i n di c at e s j oi nt n u mb er wh er e b e ari n g s o c c ur I n di c at e d b y s y mb ol s h o w n a n d or b y t e xt i n t h e br a ci n g s e ct i o n of t h e o ut p ut Us e T I or El i mi n at or br a ci n g i f i n di c at e d 4 x 4 P L A T E SI Z E T hi s s y mb ol i n di c at e s t h e r e q ui r e d di r e ct i o n of sl ot s i n c o n n e ct or pl at e s 1 6 1 F or 4 x 2 ori e nt at i o n l o c at e pl at e s 0 1 4 3 P L A T E L O C A TI O N A N D O RI E N T A TI O N S y mb ol s Nu mb eri n g Sy st e m Ge n er al S af et y N ot e s Pl at e l o c at i o n d et ai l s a v ai l a bl e i n Mi T e k 2 0 2 0 s of t war e or u p o n r e q u e st I n d u st r y St a n d ar d s A N SI T PI 1 Nat i o n al De si g n S p e ci fi c at i o n f or Met al Pl at e C o n n e ct e d Wo o d Tr u s s C o n st r u ct i o n D S B 8 9 De si g n St a n d ar d f or Br a ci n g B C SI 1 B ui l di n g C o mp o n e nt S af et y I nf or mat i o n Gui d e t o Go o d Pr a ct i c e f or H a n dl i n g I n st al l i n g Br a ci n g of Met al Pl at e Co n n e ct e d Wo o d Tr u s s e s 6 4 8 di m e n si o n s s h o w n i n f t i n si xt e e nt h s WE B S RECEIVED DCD 2/18/22