HomeMy WebLinkAboutO'Quinn signed print A-4Missed Tie Down Strap Note
In the event the Tie Down Strap has been omitted from the
Layout location, install one HTSM20 strap at the proper location.
Fasten with (4) 1/4" x 2 1/4- Hex Head Titen screw to C.B.S.
and (10) 10d to truss. MAXIMUM UPLIFT 1175 lbs.
Connector Notes:
Do not substitute connectors
Do not sheath trusses before all straps are in place
Attach valley trusses and piggy back trusses, if present,
to main trusses per truss manufacturer drawing.
Truss to truss connection by truss company, installed
per manufacturers spec's.
Lateral forces perpendicular and parallel to wall has been
considered (less than 300 p.l.f.)
Contractor to approve temporary bracing to prevent toppling
of trusses, see HIB -9.
Other specs, if different from above, have priority.
A.T.R. = All Treaded Rod
Drill and Epoxy Set all A.T.R.
Use either ""Hilti"" C-100 or Simpson Epoxy Tie Epoxy
Connector Schedule
Truss
Bearing
Truss
Connector
Qnty'
Connector
Fasteners
Q_
Point
Uplift
ID
U
Uplift
C14
N
19
1849
HHETA20
1
2235
(10) 10d x 1 1/2""
AIG
00
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CU
1 Ply
11
1713
HETA20
1
1810
(9) 10d x 1 1/2"
A21 GE
W
i
N
L0
�
(1) 5/8""ATR drilled & epoxy
Co
26
2539
MGT
1
3965
into bond beam with 12 -min.
2 Ply
r.
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'—'
U
embed. and (22) 10d to truss
z
CL
U
U
w
>
(1) 5/8"ATR drilled & epoxy
19
4022
into bond beam with 12"min.
C:)
MGTembed.
LIJ
and (22) 10d to truss
1
4825
�
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U)
MTSM16
Each
(7) 10d to truss and (4)
B2G
17
4072
1/4"x 2 1/4"Titen to CBS
2 Ply
1
3787
(1) 5/8"ATR drilled & epoxy
MGT
1
3965
into bond beam with 12"min.
11
3098
embed. and (22) 10d to truss
All other
trusses
ALL
<1810
HETA20
1
1810#
(9) 10d x 1 1/2 -
to CBS
Supporting
(4) 10d
Valley
Framing
<250#
VTCR
1
370#
Valley
(3) 10d x 1 1/2-
Trusses
Truss
Truss Bearing Point Locations are numbered per the Truss Profile
Sheets Provided by the Truss Manufacturer.
2 x 4 blocking at 4'-0"o.c.
starting from ridge between
both top and bottom cords
for two truss spaces from
gable end
See truss shop
drawings
2 x 4 diagonal "X"
bracing at 8'-0"o.c.
starting from ridge
with (3) 12d each
end -,
(2) 1
Continuous 2 x 4 Lateral
bracing at 1/3 points of
span. Nail with (2) 16d
each truss btm. cord
trusses 24"
see layout
Continuous 2 x 4 bracing
fastened to beam with
5/8" x 6" wedge bolts
with 1/8" x 2" washer 24"o.c.
Gable End Bracing Detail
2 x 4 bottom cord bracing
Galv. drip edge
min. 4" lap
1 x 3 p.t. over 2 x 6
Paint Grade Fascia
Gable end truss
by truss mfgr.
5/8" c.d.x. plywood
with 8d nails 4"o.c.
Cover with House Wrap
2x "L" web stiffener
as required by the
truss mfgr.
"Simpson" HETA16 truss
to bond beam with (14)
10d x 1 1/2"
located at each truss
vertical
Concrete Bond
Beam
Bottom Cord Lateral Bracin
Attic Vents Calculation
GARAGE, PORCH, and ENTRY AREAS
Attic Area: 1305 s.f. / 150 = 8.7 s.f. required.
soffit area = 152.7 I.f. x 1.5 = 229 s.f.
Venting Provided:
8 x 16 soffit vent: 85 sq. in. each vent
15 Vents along overhang = 1,275 sq. in.
1,275 sq. in. / 144 = 8.9 s.f.
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drawn
s.l.
checked
s.l.
date
11/7/2020
scale
as noted
job number
20011
Total Ventilation Provided: 8.9 sq. ft. Sheet
Roof Framing Plan A-4
scale: 1/4- = 1'-0"