HomeMy WebLinkAbout1015.95.26Floor Framing Information (Form No. 581 USF) 5/94
2x4 min. 3/4" CDX
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plywood rim TJI r
im
squash blocks joist
panel board
e tr T YPICAL �.eOf.NK- S YSTEM �carrn g
tr plate 3/{ E pord TTX c i.
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one 8d nail 3/4 CDX kticrollam LVL
/ each side of a or TimberStr'arM LSL
o+ PNwood rim rim board
TJI at bearing to board A4 AS
(typical). Toe -Nail E o A2 O
i joists. O T' Al See Notes 4, 5 O See Notes 4, 6 See Notes 1, 7 Sae Notes 7, 8
Microllam LVL f Notes 1, 2, 3 O
O See Closure
E2 t S blocking panels used toad bearing Blocking Load bearing 2x4 rain Closure
e for corner bracing wail from panel wall from sh blocks
__ - - - -- o above
when required above
O f)
ca
Blocking
A4 L3
ponel
H2 �� a 3/4 CDX. Bearing plate Web Stiffeners
E B2 l 1 H plywood rim 3 1 /2' wide minimum (EL
board at interior support 82 E Note 2 and Detail K
B t O See Notes 2, 4
a Notes 2, 3 O See Notes 5, 10
Notes 2, 9 O Se
B1
+n O See of 12' {myth of
� 3 4" CDX 4' -�' length of 3/4 CDX 6' length of TJI Joist reinforcement 1 length 3/4 CDX
4' -0" length of f with filler. Use 4' lengths at 3/4 CDX reWarcing
to reinforcing on one side I reinforcing on both sides 9 1/Y and 11 7 /Pl depth reinforcing
/ "`- joists. on one side on both silos
m
o s
l s max.
See Warning e
O / �t
Notes below i ca 2,_�. } Max.
Y
o Max.P'9�
2' -0'
Max. E4 E5 E6
E3 See Notes 2, 4 See Notes 2, 4
CM
A6 -- - - - - -- - -- H E2 O See Notes 2, 4 See Notes 2, 11
O Braced end O See Notes 2, 4
wall. See 1 m - - - - - -- -- �� _ -- DETAIL E2, E3 DETAIL E4 DETAIL E5, E6
Note 3 below :� LOAD BEARING CANTILEVER DETAILS e
A z -o I Mild 11r
- - -- - - - — - - - - -- � fix e'-v B -B
See hole charts, in the Residential Products c I 4.� A —A _ - --
Builder's Guide or Specifer's Guide, for allowable t- - -- �4' -if fa 9 t/2 aria 11 z/e
web holes and required distances from support. i / plywood reinforcement JOB Of1� 3/4• X 12' CDX plywood
ca mat X48' CDX plyw Attach with one
:.� matching the TJI joist depth, face groin Attach TJI Joist reinforcement reinforcing.
horizontal. Attach with 8d nails at 6 o.c., with 3 rows of 1 O nails at o.c. Sd nod at each corner.
a� ✓ when reinforcing both sides, stagger nails to throi�gtt fiAer block and clinch. See Note 4.
Reinforc_-q as required See Note 4. See Note 11.
y see Details E1 through E6. availing '
JOBSITE STORAGE °'
WARNING Backer block, install tight to Bearing plate. Solid block post bads from
o Top mount Flush plate with above to bearing plate below.
�l� • PROTECT (COVER) JOISTS FROM �' hanger bottom flange at fore nail hanger inside face of
l! R EXTENDED EXPOSURE TO SUN AND 1 Double wall and beam.
JOISTS ARE UNSTABLE
WATER. � � joist as
UNTIL BRACED LATERALLY - required Tight
1 H
_-
Filler web
BRACING INCLUDES: to ldtadt wo -41d
-� .l I a block �tfirwrs 2
= - •BLOCKING AND HANGERS Face nail
I II I I I j I i 0 hanger Backer block, install nails and oqn lle
• STRUT LINES DO NOT stack building a Face nail hanger tight to top flanges at O 1 3 -10d n wo
allow workers • SHEATHING materials on unsheathed joists. a with web stiffeners H2 top mount hangers. H3 15 OJ K TJI 55 eerier
DO NOT a Stack only over beams or walls. O See Note 5
walk on joists until / t° H 1 O See Notes 12, 13, 14 See Note
to wa )o See Note 4 below. d O See Notes 12, 7 5, 18
braced. INJURY MAY' m
RESULT. See Notes 1, 2 o NOTES FOR TYPICAL FLOOR FRAMING DETAILS
G 11. Use 6' fen th of TJI Joist for reinforcement with same length filler, except at 9 12" and / 1 7!8
3 below. _ depth lasts where 4' length of TJI Joist and filler are sufficient. Attach TJI Joist reinbrt�e� to
1. 1 3.4" minimum end bearing is required tor all Residential Joist applications. 3 t it" minimum g
;. u" bearing is required when joists are continuous over intermediate supports. web with 3 rows of 10d nails at 6' D.C. clinched (2 rows with 9 112' and 11 7/8' depth l u)
WARNING NOTES: y 2, Blocking panels are made of short pieces of TJI" Joists or Microllam" LVL that are cut to For material. see chart below
dui constructbn can result In i - 'I " p fit between joists. At a bearing that s skewed to the joists, bbdung panels are intended to be 12. Web stiffeners are (Oquired for lateral support of the past d the sides of the hanger do not e+ctend
Lack of concern for jProP� brtitclrp it o s ff the folliowin9 flulfislinss are /,' to at least the middle of the top flange.
serious accidents. Under norfrnil conditions '� skew cut with the panel length adjusted to provide full contact with the fasts.
!dents will be avoided. 3. TJI Joist blocking panels are lunited to 2000 PLF of vertical load transfer
aec 's 4. CDX for rim board. reinforcing or closure called out on this potter form refers to 3l4" CDX plywood 13. Filler blocks: Nail with t0 -toil Wads (3 112' 16d Wads from each side br TJU$5 ser+es Joists).
observed, sheathing 14, backer blocks. Typically attached with 10 10d nails. For materials• see chart below.
• USE STICKERS ADEQUATE ~ or other 3/4" exterior grade APA 48; 24 rated so ttth than the depth oftthe jo st 11 depth of the joist. For materials. see chart below. is cut to
4. Sheathing must be totally TO KEEP JOISTS ABOVE iv 5. Vertical 2x4 (min) squash b►odcs are cu n9 15. Hanger selection and nailing must be compatible with the apPticatwn.
Temporary strut lines of 1 x 4 GROUND AND OUT OF MUD v
1. All blocking, hangers and rim 3• attached to each joist before 6.3x4" CDX Rim board is limited to 1000 PLF of vertical load transfer Typically used for single story s
foists at the end supports of (min.) must be nailed to a AND WATER (APPROXIMATELY d applications and second story of two story applications
braced end wall or sheathed additional loads can be placed to' OZ). I, Z11-
the joists must be completely 7. Double 14" CDX rim board and single TJI Rim Joist are limited to 2000 PLF vertical bad transfer. � �! i 1l2' WA
On the system. Typically used for first story Of two story applications. E4 11 2x6 mood
installed and properly nailed. area as in note 2 and to each 5 Ends of cantilevers require 8. 1 3!4" Microllam" LVL rim board or blocking is limited to 5145 PLF vertical load transfer. _
2. Lateral strength, like a braced joist. Without this bracing, 13 1 2f a`` a tit• 2-
buddl Sideways Or r011 over strut lines Oil both the top and TimberStrand' LSL rim board is hmdad to 3450 PLF for V4' thickness, and 4000 PLF for �
end wall or an existing deck• n9 1 1;2" thickness flet ayM/OOd 1 -2e
must be established at the is highly probably under light bottom flanges. g. In accordance wilt, some building codes. bracing or blocking may t>z needed along the first 4' of all H2 14 112' or 518' 3l4" 1' net
6. The flanges must remain
bearing walls and at least 4' for every 25' thereafter This requirement can be satisfied by using aye plywood plywood
ends of the bay. This can also construction loads —like a 9 _____ straight within a tolerance of blocking panels cununuous wall sheathing, or any method allowed by the code use 2iita's.
be accomplished by a temporary worker and one layer of 112" from the true alignment. For s tr2' and 11 Ire" DepthS use 2x6s. err 14' end 16' deans 2�
(sheathing) unnailed sheathing. 10. Blocking panels ,+ �erfical 2x4 bearing squash blocks a ingach side intai�tionstohweb st�iffeners(to 1 For 9 12' and 11 7B' depths use 2x6's, for 14' and 16' depths
or permanent deck ( g) transter vertical loads rom beann watts above to bean below) ths should accommodate required nadmg wswxA sPi9
'Filter and packer trxk Ieng
nailed to the first 4 feet of joists when required
at the end of the bay- . STORE JOISTS AND BEAMS IN
VERTICAL ORIENTATION. • DO NOT STORE FLAT
J
TJI joist webs may be cut to accept plumbing lines or E w' r I J.
ventilation ducts. TJI joist flanges can NOT be cut. H
A
Alterations to Microllam" LVL can be done only with a :e' :,� Top mount wood post with
prior consent from Trus Joist MacMillan Engineering. , o ! ,A�� hanger column cop
Face nail
o ` hanger Protect wood in St" post
J c •.y'J
Trimmer contact with
O J� L4 concrete.
O O t m L2 L3 16 18 O See Note 18 See Note 17, 18
m DU a Note 18 O See Note ,
E See Note 18 O Se
S tuff width support w+tti the Ie+>gth
Keep large holes at center Of span Bearing tengtn is the minimum required assuming
o NOTES FOR Microllam' LVL or Parallam" PSL measured in cite direction Of the span ern. For side loaded multi* S'
►- inn P,,,iiam PSL .o c— c..o,- ,r,arc Guide for multiple member railing pact