Use and Care Manual

286
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Plated Truss
Plated Truss
MiTek
®
Product Catalog
GTQ / GTQM Girder Truss Hangers
The GTQ / GTQM hangers connect to multi-ply girder truss
with MiTek’s WS structural wood screws offering high
load capacities. Design features minimum and maximum
fastening installation options to accommodate various sizes
of vertical web. GTQM’s are designed for LVL sizes, for
example GTQM218.
Materials: 7 gauge
Finish: G90 galvanizing
Installation:
• Install all MiTek’s WS structural wood screws as specied.
• Install hanger centered on vertical web.
• GTQ’s are designed to be installed on various sizes of vertical
web. Maintain a minimum 5/8" fastener edge distance as
per the National Design Specication where truss connector
plates are not present.
• Install MiTek’s WS structural wood screws in all fastener
holes including diamond holes for maximum values.
• Refer to Backer Block installation on page 287 if the length
of the screws going into the supporting truss are longer
than the thickness of the plies.
GTQ218
(GTQM218 similar)
GTQ318
(GTQM318 similar)
GTQ420
(GTQM420 similar)
Typical GTQ218 installation
(GTQM218 similar)
Floor
Wind
8
Uplift
2
Floor
Wind
8
Uplift
2
Ref. No. Qty
Type
5
Qty
6
Type
100%
115%
125%
160%
160%
100%
115%
125%
160%
160%
Min 2x6 18 6965 7900 7900 7900 4595 6225 6605 6605 6605 3845
Max 2x8 30 11610 13160 13160 13160 4595 10375 11005 11005 11005 3845
Min 2x6 18 6965 7900 7900 7900 4595 6225 6605 6605 6605 3845
Max 2x8 30 11610 13160 13160 13160 4595 10375 11005 11005 11005 3845
Min 2x6 25 11480 11480 11480 11480 4595 10240 10240 10240 10240 3810
Max 2x8 33 14665 14665 14665 14665 4760 14500 14500 14500 14500 3945
Min 2x6 25 11480 11480 11480 11480 4595 10240 10240 10240 10240 3810
Max 2x8 33 14665 14665 14665 14665 4760 14500 14500 14500 14500 3945
Min 2x8 41 14435 14435 14435 14435 4690 14435 14435 14435 14435 3745
Max 2x10 47 17600 17600 17600 17600 4690 15795 15795 15795 15795 3745
Min 2x8 41 14435 14435 14435 14435 4690 14435 14435 14435 14435 3745
Max 2x10 47 17600 17600 17600 17600 4690 15795 15795 15795 15795 3745
1) MiTek's WS3 (1/4" dia. x 3" long), WS45 (1/4" dia. X 4-1/2" long, and WS6 (1/4" dia. x 6" long) structural wood screws are included with GTQ and GTQM hangers.
2) Uplift loads have been increased 60% for wind or seismic loads; no further increase shall be permitted.
3) MiTek's WS structural wood screws may be installed through metal truss connector plates as approved by truss designer per ANSI/TPI 1-2014 Section 7.5.3.4 and 8.9.2.
Pre-drilling required through the plate using a maximum of 5/32" bit.
4) Truss plies of the supporting member must be fastened together to transfer the load (through all truss plies) that is not transferred by the hanger screws;
fastening schedule is to be specified by the truss designer.
5) If the length of the screws going into the supporting truss are longer than the thickness of the plies, refer to the backer block installation on page 287.
6) MiTek's WS structural wood screws specified for supported member must ALL be installed into the supported member while maintaining
a minimum 5/8" edge distance where truss connector plates are not present.
7) Supported members on GTQM hangers shall have Specific Gravity of not less than 0.46.
8) Wind (160%) is a download value.
THGQH7.25-SDS6
THGQH4-SDS6
GTQM420
7
GTQ218
GTQM218
7
GTQ318
GTQM318
7
GTQ420
THGQ5.50-SDS4.5,
THGQH5.50-SDS4.5
THGQ3-SDS4.5,
THGQH3-SDS4.5
20
3-5/8
WS45
MiTek USP
Stock No.
THGQ2-SDS3,
THGQH2-SDS3
THGQ3.62-SDS3,
THGQH3.62-SDS3
7-1/4
6-1/2
4-7/8
5-1/2
Code
Ref.
--
4
W
(in)
Min.
No. of
Plies
No.
of
Plies
3-1/4
Install
Type
WS3
WS45 2 20
RoofRoof
Min
Vert
Web
Size
WS6 3 20
DF/SP
Allowable Loads (Lbs.)
S-P-F
Allowable Loads (Lbs.)
Supported Truss
Fastener Schedule
1,3
Supporting Truss
4,5
WS3 2
3
WS6
2
W
18"
4-1/2"
6-1/4"
W
5"
18"
6-1/4"
20"
5-3/4"
W
5-15/16"