HomeMy WebLinkAbout1026.97.17Floor Fralriing Information (Form No. 581 USF) 5/94
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TYPICAL SYSTEM Blocking 2x4 min. plywood d r i
panel *quash blocks plywood rim TJt rim t
board joist
�4 Bearing ;
plate
one 8d nap {, E Double -aY
each side of ` °•- 3/4' rim
TA at bearing ° board
(typical). Toe -Nail
IAicrollam LVL joists. OE .y 3 ad rim oloTlunberStrand lSC
a> .. ;
d rim board
E2 See Notes 1, 2, 3 O See Notes 4, 5 O See Notes 4, 6 A4 See Notes 1, 7 O See Notes 7 8
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Blocking panels used Load bearing Blockin Load bearing
a for "cor+'iii bracing wall from g 2x4 min. Closure Closure
'J when required above pone) aboverom uash blocks
A5 J A4 J ;.
OH2 L3 .`
82 Slock%j
K N1 3/4• COX
O Seoring plate Panel
81 l3 plywood rim 3 1/2' wide minimum Web Stiffener
A6 B 1 at interior support 92 E OL
See Notes 2, 9 See Notes 2 3 V See Notes 5, 10 O See Notes 2 4 Note 2 and Mal K
l5 Z 4' -0r length of 3/4' COX 4• -0' length of 3/4' 'DX 6' length of TJI Joist reinforcement 12' length of 12' l� th of
-` reinforcing on one side reinforcing on both sides with filler. Use 4' lengths at 3/4• COX 3/4 COX
9 1 /2r and 11 7/8' depth reinforcing reinforcing
piano• on one side on both sides
See Warning f j
Notes below a
3 1'.
cs Max. Max.
:°— 2'- r Max.
i
A6 � }� Max. 2' -�
(' f' Max. i
Braced end a 4 E2 E3 E4 E5 E6
wall. See See Notes 2, 4 See Notes 2, 4 See Notes 2, 11 See Notes 2, 4 See Notes 2, 4
At Note 3 below i
LOAD BEARING CANTILEVER DETAILS DETAIL E2, E3 DETAIL E4 DETAIL E5, E6 I
A 0 C
414. -
See hole charts, in the Residential Products -
'
Builders Guide or Specifer's Guide, for allowable E! 9 r-0 C Ir4ex
web holes and required distances from support. [z.. 4 -ar A -A e'-d B -8 1r C -C
a 4'-W for a 1/2' =W 11 7/e
314" X 4fr CDX plywood reinforcement Joist 00I11• { j
matching the TJI joist depth, face grain TJI Jolat 31C X 12• COX plywood t
horizontal. Attach with 8d rails at 6' o.c.,Orcl^g with one
thro 3 Howe b tOd twUr in o.� ltd nail at each corner.
.vf Reinforcing as required when reinforcing both aids*, slogger bails to ��� }� �� and dlnctt S« Not* 4.
- WARNING JOBSITE STORAGE see Details E1 through E6. ovoid splitting fiar►gss. See Note 4. See Note 11.
JOISTS ARE UNSTABLE PROTECT (COVER) JOISTS' FROM ° Top mount Backer block, install tight to Bearing plate. Solid block post {cods from
EXTENDED EXPOSURE TO SUN AND hanger bottom flange at face nail hanger Flush plate with above to bearing plot* below. !
'
UNTIL BRACED LATERALLY WATER. inside face of
�J Double wall and beam.
cc Mgt as
BRACING INCWDES: required j
• BLOCKING AND HANGERS
•STRUT LINES I I I I f Filler D —D
DO NOT allow workers SHEATHING 0 OU NOT slack building I I I °� Face naif block I
• I I I I I I
materials on unsheathed joists. I I I hanger Attach plywood web
to walk On joists until ` tom► � Backer block, Install t
braced. INJURY MAY Stack only over beams or walls. Face nail hanger tight to top flanges rrt sufferle-s aft 2 -6d '
`L, with web stiffener rails and clinch.
RESULT. See Notes 1, 2 See Note 4 H1 N2 lop mount hanger. N3 J K
Use 3 -10d tw<ls with ;
& 3 below. m See Notes 12, 15, 18 See Notes 12, 13, 14 O See Note 15 0 See Note 5 TJI /SS e«iee Joists. '
1
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NOTES FOR TYPICAL FLOOR FRAMING DETAILS i
WARNING NOTES: ` o I t j
1. 1 3/4• minimum end bearing is required for all Residenlial Joist applications. 3 1/2' minimum 11. Use 6' length bracing ot
TJI Joist for reinforcement with same length filler, except at 9 1/2• and 11 7/8' J
Lack of concern for proper bracg during construction can Insult In bearing is requited when joists are continuous over intermediate supports. depth joists where 4' lsngth of TJI Joist and filler are sufficient. Attach TJI Joist reinforcement to
serious accidents. Under normal conditions If the following guidelines are \ � � 2 2. Blocking panels are made of short pieces of TJi' Joists or Microllam- LVL that are cut to joist web with 3 rows of iOd nails at V o.c. clinched (2 rows with 9 112' and ! 1 7/8' depth joists).
observed, accidents will be avoided. \ / / fit between joists. At a bearing hat is skewed to the joists. blocking 9 W 1g panels are intended to be For material, see chart below.
skew cut with the panel length adjusted to provide full contact with the joists. 12. Web stiffeners are requited for lateral support of the joist it the sides of the hanger do nor extend j
3. TJI Joist blocking panels are limited to 2000 PLF of vertical load transfer. to at least the middle of the top flange. -I'•'
"= 4. COX for rim board, reinforcin or closure called out on this plotter form relers to 314' CDX
1. All blocking, hangers and rite 3. Temporary strut lines of 1 x 4 4. Sheathing must be totally A i USE'STICKERS ADEQUATE r"' 9 P plywood 13. Filler blocks: Nab with 10 10d nails (3 1 /2' t6d nails from each Side for TJI/55 series Joists).
__� TO KEEP JOISTS ABOVE or other 3/4` exterior grade APA 48124 rated sheathing that is cut to malch the full depth of Ilia joist. For materials, see chart below.
joists at the end supports of (min.) must be nailed to a attached to each joist before i+s
GROUND AND OUT OF MUD S. Vertical 2x4 (min.) squash tAo(*s are cut 1/16- to er than the depth of the joist. 14. Backer blocks: Typically
the joists must be completely braced end wall or sheathed additional loads can be placed AND WATER (APPROXIMATELY P o o ding m attached with 10 toil baits. For materials• see chart below.
•Q 6. 3/4" CDX Rim board is limited to 1000 PLF o1 vertical bad transfer. Typically used for single story 15. Hanger selection and nailing must be compatible with tt►e application.
installed and properly nailed. area as in note 2 and to each on the system. to, o.c). CL applications and second story of two story applications.
2. Lateral strength, like a braced joist. Without this bracing, 5. Ends of cantilevers require } - 7. Double 3/4• CDX rim board avid single TJI Rim Joist are limited to 2000 PLF vertical load transfer. !
end wall or an existing deck, buckling ypically used for first story of two story applications.
ing sideways or roll over strut lines on both the top and S. 1 3/4' Microtlam' t VL rim board or blocking is limited to 5145 PLF vertical load transfer. E4 11 2x6 2x' 2x' 4- 112' ►Z'i1 t
must be established at the is highly probably under light bottom flanges. Timber Strand' t SL rim board is limited to 3450 PLF for 1 1/4' thickness, and 4000 PLF for
ends of the bay. This can also construction loads —like a 6. The flanges must remain 1 t 12' thickness H2 13 1 118• 23s 20 1/2` 22x,
be accomplished by a [of nporary worker and one layer of Straight within a tolerance Of 0. In accordance with some txrilding codes, bracing or blocking may be needed along the first 4' of afl net plywood pywood
beating walls and at least 4' for e,,ory 25. tihereaher T his requirement can be satisfied by using 1 -? • ' ! i t
Of permanent deck (sheathing) H2 14 1/2• or 518' V4' 1• net
p ( g) Unrlalled sheathing. 112` from the true alignment. blocking panels, continuous wall sheathing, or any method allowed by the code. ply plywood plywood
Walled 10 Ill* first 4 feel Of jO1SlS _ 10. Blocking panels or vertical 2x4 (nun) squash blocs on each side of the joists should be used (to
at the end of the bay. transfer vertical loads from bearing walls above to bearing below) in addition to web slitfenefs ' F« 9 12' and 11 718• depths use 24's, for 14• and 16• derpths use 2xlf1's. 1
when required T For 9 tit' and 11 718' depths use 2x6's• for 14• and te' deptes use 24'. i ttt
• STORE JOISTS AND BEAMS IN F4ier and backer block lengths shou+d accorri -odate reg"'r•d nailing wAfwix spin", f
VERTICAL ORIENTATION. • DO NOT STORE Ft AT.
TJI joist webs may be cut to accept plumbing lines or
ventilation ducts. TJI joist flanges can NOT be cut. E ,
Alterations to Microllarn" LVL can be done only with M
prior consent from Trus Joist MacMillan Engineering. �� _ - t � -• j,: � j
0 C3 ,.. C3 Top mount • I +
O O c' t� hanger • Wood post with
O c Face nail column cop
_? '� Trirnmer,3 hanger Protect rood in
Kee lar a holes at center of s an r direct contact with 1 Ste*( post
p g P E ao L 1 L2 L3 L4 concrete. L5 l
See Note 18 O See tJo +.e 18 O See Note 16 18 See Note 18 See dote 17, 18 i
Hole charts in lite Residential Products Builder's Guide or a NOTES FOR M+crollam' LVL or Pafallam' PSL Bearing length is t1,9 minimum required assuming full width support with the length i
Specifier's Guide gives required distance horn support DO NOT cut or notch TJI DO NOT cut, notch or drill G' measured in Ilia direction of the span.
16. Hangers specdic.+ily designed for supporling oh hanguhg f trcrolla.n° LVL and Parallam PSL members.
.;
1 for a given size of tole. joist flanges. holes in Microllam" LVL
tfs. See S{+ecif+er's Guide for multiple member railing panurn. For side leaded riw 1 1
are recanmenderi ankt available. additional nailing or boll+rty may be required. i
or Parallam PSL. 17. Column caps are niter kognifed to providr: sufficient heating lot the beam w girder I
/ k1mollam l "tiallatn , Silent f=loor , TJI iJ Xport tired rnnbvfSlfand aw trademarks of Trus Joist MacMillan, a himiefd pafowiship, Bohsu, Iddhu. This Is r suppler -gent to the Residentlal Products Specifier's Guide and/or Builders Guide I '
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