HomeMy WebLinkAbout0916.97.16Floor Framing [nformation (Form No. 581 USF) 5/94 l t
lr ��•
pert, • 2x4 *31,4C- in. 3 4• COX Blocking % t
TYPICAL SYSTEM panel blocks plywood rim TJI rim
board joist
i
f�O Dearing :r
plate
;� ''
to
One 8d nail t, baud
each side oft Y
TJI at bearing
(typical). Toe -Nail
Microltam LVL joists. — miicrvlbm LVL
1 O r„ plywood rim or TimberStrand lSL
boar rim board
1.S ;.A.1 A2 d O A4 O
OPL
See Notes 1, 2, 3 See Notes 4, 5 See Notes 4, 6 See Notes 1, 7 See Notes 7. 8
'ta
8(o6ing panels used
Load bearing Blocking Load bearing Closure Closure
for 'co�i' i bracing wall from panel wall from 2x4 min.
Owhen required above above sh blocks
'it H
A4
O E H2 l3
82 a Blocking
K H1 O� 3/4' COX Bearing plate Pad
plywood rim 3 1 /2' wide minimum Web Stiffeners
L3
81 �. A6 board B1 at interior support 82 E E1
' Sec Notes 2, 9 See Notes 2, 3 O See Notes 5, 10 O See Notes 2, 4 Note 2 and Detail K
LS M 4' -(r length of 3/4' COX 4' -Or length of 314' 'AX 6' length of TJI Joist reinforcement 12° length of 12' th of
reinforcing on one aide reinforcing on both sides with filler. Use 4' lengths at 3/47 COX J /4• CDX
9 1/2' and I1 7 1ff' depth reinforcing retrdordrty
loll• on one side on both sides
See Warning i
Notes below
O RE I
4,2.-Cr Max. }^ Max. Max.
A6 — }� Max. 2'-d 1 Max.
fri
Braced and -0 E2 E3 i' ax E4 ES E6 l '
wall. See See Notes 2. 4 See Notes 2, 4 O See Notes 2, 11 O See Notes 2,4 See Notes 2. 4 I
At Note 3 below ;� i
LOAD BEARING CANTILEVER DETAILS DETAIL E2, E3 DETAIL E4 DETAIL E5. E6
A s c
F!i i
See hole charts, in this Residential Products -
Buildes Guide or Specifer's Guide, for allowable "� A s r c "
r 1�1dr i
web holes and required distances from support. t�. 4 -ar A -A r-� B -B t2' C -C
V-0 for a 1/Y and it 7/8
314' X 44T Cox plywood nY,foreement Jolt •r$y
matching the TJI joist depth, face grain / COX plywood
one
( 1
a+ , Attach TJI Joist nlnforo«mnt
3 C X 12" COX eels
horizontal. Attach with 8d nits at 6' o.c.. with 3 mwe of tOd nails at r!;' 0-c-
8d, nall Reinforcing �'.och ootMr.
.y Reinforcing as required when rainforoi�y both sides, ataggar rwds to through filler block and dindl. See Note 4, i
WARNING JOBSiTE STORAGE see Details E1 through E6. avoid See NOW 11. i
' (f na u9 sPlittk►9 flanges. Soo Mote 4. i
r '<T C `s` • PROTECT (COVER) JOISTS' FROM ° Top mount Backer block. install tight to Bearing plate. SOS bFoCk post loads from
JOISTS ARE UNSTABLE EXTENDED EXPOSURE TO SUN AND hanger bottom flange at face nail hanger Flush plate with above to a below.
�rw t>� � I
6f` UNTIL BRACED LATERALLY WATER. r'�. inside face of
t
a>,
Double wall and beam.
joist as I
ferlUlfed 1
BRACING INCLUDES: f» Tgttt
- -` • BLOCKING AND HANGERS -� ^�-f .. Fiiler D —D 1
�+ • STRUT LINES l u l l I eo
DU NOT stack I I
DO NOT allow workers • SHEATHING h 1 1 I I I 1 III Face nail block web
to walk on joists until materials fx1 unsheathed joists. 1 1 1 f1Q" Face nail hanger tltffler►rs tt>iUt 2-8d
CM Backer block, Install t
braced. INJURY MAY Stack �y over beam or walls. C g to to fl
RESULT. See Notes 1. 2 S96 Note 4 H1 with web stiffenera ,tight
to mountphonge at N3 J K Use 3-1Od 1tak with
� 3 below cc See Notes 12, 15, 18 See Notes 12, 13, 14 O See Note 15 O See Note 5 TA/S5 ttrerlae Jobb.
WARNING NOTES' ` NOTES FOR TYPICAL FLOOR FRAMING DETAILS I I
� 1. 1 314- minimum end bearing is required for all Residenlial .joist applications. 3 t /2' minimum 11. Use 6' length of Tit Joist W reinforcement with same length filter, except at 9 112' and It 718' J
Lack of concern for proper bracing during construction can result In bearing is required when joists are continuous over intermediate supports. depth joists whets 4' length of TJI Joist and filler are sufficient. Attach TJI Joist neinbroertwnt to
serious accidents. Under normal conditions If the following guidelines an \ - y 2.8lodking panels are made of short pieces of TJI* Joists or Microllam" LVL that are cut ro joist web with 3 rows of 10d nails at 6' o.c. cinched (2 tows with 9 112' and ! t 718' depth joists).
observed, accidents will be avolded. / 0 fit between joists. At a bearing that is skewed to the joists, blocking 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 required for lateral support of the joist it this sides of this hanger do not extend
1 TJI Joist blocking panels are limited to 2000 Pt _F of vertical load transfer. to at least the middle of the top flange. - -'
�3 4. CDX for rim board, reinforcing or closure called out on this otter bim refers to 314' COX
1. All blodung, hangers and rim 3. Temporary strut lines of 1 x 4 4. Sheathing must be totally • USE'STICKERS ADEQUATE r" g P plywood 13. Filler blocks: Nail with 10 -10d nails (3 112' 16d nails from each side br TJI/55 series Joists). i
or other 3/4" exterior grade APA 48124 rated sheaths that is cut to match the full depth of lite joist. For materials, see chart below.
� _�� TO KEEP JOISTS ABOVE g � P I
joists at the end supports of (min.) must be nailed to a attached to each joist before GROUND AND OUT OF MUD C9 S. Vertical 2x4 (min ) squash t-loc*s are cut 1/16- longer than the depth of the joist. 14. Backer blocks: Typically atlached with 10 10d nails For materials, see chart below.
the joists must be completely braced and wall or sheathed additional bads can be placed AND WATER (APPROXIMATELY Q C 3/4' CDX Rim board is limited to 1000 PLF of vertical load transfer. Typically used for single story IS. hanger selection and nailing must be compatible with ltw application. i
f0' O.C. nations and second story r
insta and properly nailed. area as in dote 2 and to each on the system. >• �. � y 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 and single TJI Rim Joist are limited to 2000 PLF vertical load transfer. j
typically used for first story of two story applications.
end wall or an existing deck, buckling sideways or roll over strut lines on both the top and 8. 1 3/4' Microllam" t VL rim board or blocking is limited to 5145 PLF vertical load transfer. E4 11 2x6 2x' 2x' 4. 1/2'
must be established at the is highly probably under light bottom flanges. Tirribersitand' t SL rim board is limited to 3450 PLF for 1 114' thickness, and 4000 PLF for plywood
ends of the bay. This can also construction loads —like a 6. The flanges must remain 1 1 /2' thickness. F12 13 1 118• 2xs 2x' . W 2.2x,
be aCCOmplished by a temporary worker and one layer of straight within a tolerance of 9. In accordance will, some bNrilding codes, bracing or blocking may be needed along the first 4' of alt net plywood plywood
or permablacking watts and at least 4' for every 25' thereaher This requirement can be satisfied by using H2 14 1/2' 4'
nent deck (sheathing) unnailed sheathing. 112' from the true alignment. beating panels, continuous wan sheathing. or any I his f allowed nt the code. { I 1
nailed 10 Ilse (jfSl 4 feet Of joists 10. Blocking panels or vertical 2x4 (min) squash blocks on each side of the joists should be used (to , ra y tn' and 11 7,13' depths use 2x6's, for {J' and 16' sellers use 2xtns.
at the end of the bay. transfer vertical loads from bearing walls above to bearing below) in addition to web stiffeners
when required For 9 1/2' and it 7/9' depths use 24's, for 14' and Sir depths use 2x8'.
• STORE JOISTS AND BEAMS IN Filler and backer block tsrglhs 0-uld acoorrrnodals inquired na&V wMfwix spelling
VERTICAL ORIENTATION. • DO NOT STORE FLAT.
J Ilk
TJI joist webs may be cut to accept plumbing lines or c. !Y-
ventilation ducts. TJI joist flanges can NOT be cal. E .
+.
Alterations to Microllam- LVL can be done only with M
prior consent from Trus Joist MacMillan Engineering.
CL •
C3 Top mount • l
Q c' to hanger • Wood post with
O
O O O c Face nail
Trimmer hanger Protect wood in column cop
to Steei post ?
Keep large holes at center of span rE m . L 1 L2 L3 l4 c�Mt•t, contact with L.5
2 O See Note 18 r See i/ See Note l8 See Note 17, 18 j
See Noe 18 O Note 16, 18
�.
Hole charts in the Residential Products Budder's Guide Or 6- NOTES FOR Mtcrollam' LVL or Parallam' PSL Bearing length is the minisrum requited assuming fug width support with the length i
S,ecifier's Guide Ives requited distance liars sir ,alt DO NOT cut or notch TJI DO NOT cut, notch or drill 16 Ira measured in the 61000On of the span.
f g U {) Hangers specdica ly designed for supporting or hanging Microllam - LVL arid Paiallam PSL tern. For side loaded awltiple mennbers• J
joist flanges. holes in Microllam" LVL 18 See St>ACiber's Guide let multiple rnenitxnr railing pat ( '
-- _ 10r a given Size 01 11018. are recornnrendurl and avaaaWa. t►y may be required. t
' or Pafallam PSL. 17. Colnnin caps are Otte(, roquired to provide sufficient nearing tot the beam or girder additional nailing or bolU I
/ Microlli'm . f'arallam , Silent Fluor, IJI , U Xpdrt - alnl runtx r.ivarxl aid traddnrarks of Trus JUiSt MacMillan, a hn1411"1 p,ulrwrShrp, Horse, Id o This Is a auppleroent to the Residential Products Specllier's Guide and/or Builders Guide ( i
i'rinb)i m the 0 1, A I