Use and Care Manual

Caps & Bases
89
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Caps & Bases
MiTek
®
Product Catalog
KCBQ Column Bases
Typical KCBQ66 installation
KCBQ66
High capacity column base fastens to column with MiTek’s
WS structural wood screws.
Materials: 10 gauge
Finish: G90 galvanizing
Options: KCBQ models available in rough/full sizes
See chart for Corrosion Finish Options
Codes: IRC R407.3, IBC 2304.10.7
Installation:
• Use all specied fasteners. See Product Notes, page 18.
• MiTek’s WS2 structural wood screws, 1/4" dia. x 2" long, are
supplied with KCBQ Column Bases.
• Not recommended for fence posts or other unrestrained
(not xed or fastened at top) applications. These bases
are not designed to resist overturning (moment) loads.
• Maintain 3" minimum edge distance between post and
edge of concrete.
• Embed column base with bottom of base plate ush to concrete.
Corrosion Finish
Stainless Steel Gold Coat
HDG Triple Zinc
Corrosion Finish Stainless Steel Gold Coat HDG Triple Zinc
Corrosion
Finish
Stainless Steel
Gold Coat
HDG
Triple Zinc
W1 W2
4
H L Qty
4 x 4 KCBQ44 -- 10 3-9/16 3-1/2 8-3/4 2-1/4 14 WS2 6870 6530 5330 4570
4 x 6 KCBQ46 -- 10 3-9/16 5-1/2 8-3/4 2-1/4 14 WS2 6870 6530 5330 4570
4 x 8 KCBQ48 -- 10 3-9/16 7-1/2 8-3/4 2-1/4 14 WS2 6870 6530 5330 4570
6 x 4 KCBQ64 -- 10 5-1/2 3-1/2 8-3/4 2-1/4 14 WS2 6870 6530 5330 4570
6 x 6 KCBQ66 -- 10 5-1/2 5-1/2 8-3/4 2-1/4 14 WS2 6870 6530 5330 4570
6 x 8 KCBQ68 -- 10 5-1/2 7-1/2 8-3/4 2-1/4 14 WS2 6870 6530 5330 4570
7-1/8 x 3-1/2 KCBQ71-4 -- 10 7-1/8 3-1/2 8-3/4 2-1/4 14 WS2 6870 6530 5330 4570
7-1/8 x 5-1/2 KCBQ71-6 -- 10 7-1/8 5-1/2 8-3/4 2-1/4 14 WS2 6870 6530 5330 4570
7-1/8 x 7-1/8 KCBQ71-7 -- 10 7-1/8 7-1/8 8-3/4 2-1/4 14 WS2 6870 6530 5330 4570
8 x 6 KCBQ86 -- 10 7-1/2 5-1/2 8-3/4 2-1/4 14 WS2 6870 6530 5330 4570
8 x 8 KCBQ88 -- 10 7-1/2 7-1/2 8-3/4 2-1/4 14 WS2 6870 6530 5330 4570
10 x 10 KCBQ1010 -- 10 9-1/2 9-1/2 8-3/4 2-1/4 14 WS2 6870 6530 5330 4570
10 x 12 KCBQ1012 -- 10 9-1/2 11-1/2 8-3/4 2-1/4 14 WS2 6870 6530 5330 4570
12 x 12 KCBQ1212 -- 10 11-1/2 11-1/2 8-3/4 2-1/4 14 WS2 6870 6530 5330 4570
5-1/8
glulam
KCBQ5 -- 10 5-1/4 Specify 8-3/4 2 14 WS2 6870 6530 5330 4570
6-3/4
glulam
KCBQ7 -- 10 6-7/8 Specify 8-3/4 2 14 WS2 6870 6530 5330 4570
8-3/4
glulam
KCBQ9 -- 10 8-7/8 Specify 8-3/4 2 14 WS2 6870 6530 5330 4570
1
)
U
p
lift loads have been increased 60% for wind or seismic loads
;
no further increase shall be
p
ermitted.
2
)
MiTek's WS2 structural wood screws are 1/4" dia. x 2" lon
g
and are included with KCBQ Column Bases.
3
)
Concrete com
p
ressive stren
g
th shall be 2
,
500
p
si or
g
reater at 28 da
y
s.
4
)
"S
p
ecif
y
" denotes the re
q
uired width that must be s
p
ecified at the time of orderin
g
.
ASCE Seismic
Design A & B
ASCE Seismic
Design A & B
ASCE Seismic
Design C-F
ASCE Seismic
Design C-F
Uncracked Concrete
Dimensions (in)
--
Code
Ref.
Glulam Sizes
TypeColumn Size
MiTek
Stock No.
--
Corrosion Finish
Uplift 160%
1
Uplift 160%
1
Ref.
No.
Steel
Gauge
Cracked Concrete
Fastener
Schedule
2
DF/SP Allowable Loads (Lbs.)
3
L
W2
8"
H
W1
3” min.
edge
distance
Uplift