HomeMy WebLinkAboutEngineering l L., AROO 1Q. CORPORATION
CONSULTING ENGINEERS & PRODUCT DEVELOPMENT
October 9, 2014
Mr. Allen Berger
DAB Doors,Inc.
12195 NW 98g Avenue
Hialeah Gardens,FL 33018
Re: Series 824 16'-2"x 16'-0" Garage Door
Drawing#02-21
Wood Buck Anchorage
Dear Mr. Berger,
In addition to the wood buck anchors listed in drawing#02-21 for an 16'-2"Sectional Garage
Door the 2x wood buck can be anchored into a wood substrate with 1/4"Lag Screws anchors with 1-
1/2"min. embedment and 3/4"min. edge distance as listed below:
NOA# Drawing# Design Load Wood Buck
d Anchor S acro
12-0110.14 02-21 +36.0,-44,0 psf 15 "o.c.
Please find attached supporting calculations for your reference. Please note that the above is
subject to Building Dept. approval. If you have any questions,please feel free to call us.
Very Pyours,
Chief gineer
C.lUserslveronica.AFCENG011DocumentskveronicaDocumentslJB(DAB)DoorslDAB-Wood Buck Ur 02 21.doc
Q.,
1235 SW 871h Avenue Miami,FL 33174 T:305.264.8100 F:305.262.6978 www.afcens.com aifaroog@afcens.com
,rs, Inc.
V 9814-Avenue
ardens, FL 33018
ries 824 16'-2" x 16'-0" Garage Door
awing # 02-21
god Buck Anchorage
3erger,
ition to the wood buck anchors listed in drawing# 02-21 for an 16'-2" Sectional Garage
x wood buck can be anchored into a wood substrate with 1/4"Lag Screws anchors with 1-
-mbedment and 3/4" min. edge distance as listed below:
NIDA # Drawing # Design Load Wood Buck
_Wd) _ Anchor Spacing
,,-0110.14 02-21 +36.0,-44.0 psf 15 11) O.C.
find attached supporting calculations for your reference. Please note that the above is
Building Dept. approval. If you have any questions, please feel free to call us.
Very YJ yours,
ad,
�dhief gineer
eronka.AFCENG01IDocumentsIVeronkaDocumentslJB(DAB)DoorsIDAB-Wood Buck Ur 02-21.doc
nue Miami, FL 33174 T: 305.264.8100 F: 305.26.2.6978 www.afceng.com alfarooq@afceng.com
•
1
j r \
DD GE
\
DIST.
IN
z / •,`1-1/2" MIN. /cX
cfi' i •EDGGE DIST.
w \ m o
I I I w\\ I \ N 3
\\
1/4" DIA. LAG SCREWS 2BY \� I 1/4- DIA. LAG SCREWS
BU AT 6" FROM ENDS WOOD BU i AT 6" FROM ENDS
AND 15"O.C. MAX. ' \ AND jt; O.C. MAX.
s
1, „
WOOD BUCK CONNECTION TO WOOD SUBSTRATE
Ta -- 6 - =z
P..A:N; EB*3538
#.70592
S.W. 87th Avenue, Miami, Florida 33174. Tel. (305)_2-054=4-60-
SPAN, '>=;L FT 16.167
DES ON LOAD POSITIVE = Pdp PSF 36.0
LOAD / FT (POSITIVE DIR)
R = L * Pdp /2 LB/FT 291
PIVOT ABOUT POINT B
ECCENTICITY = e IN 2.455
RESISTING ARM = d = IN 1.500
PULLOUT ON ANCHOR = T = R*ax/d LB 47.6
NNCHOR TYPE : 1/4" LAG SCREW THRU 2X WOOD BUCK W/ 3/4" MIN EDGE DIST.
rMBEDMENT 1-1/211
>UBSRATATE WOOD
ALLOWABLE TENSION = Ta (LB) (C -1) 624
'PACING REQ = Ta / T *12 15.7
JSE SPACING (IN) - USE 15" O.C. OK BY INSPECTION// 1 ,Q
--------------------------------------------------------------------------- --------------- ------------ -----------------
DOWEL-TYPE FASTENERS
112 Reference Withdrawal Design Values
112-2.1 Lag Screws 11.2.1.2 When lag screws are loader
from end grain, reference withdrawal de,,
11.2.1.1 The reference withdrawal design values, in shall'be multiplied by the end grain facto
lb/in. of penetration, for a single lag screw inserted in 11.2.1.3 When lag screws are loaded
side grain, with the lag screw axis perpendicular to the the tensile strength of the lag screw at
wood fibers, shall be determined from Table 11.2A or section shall not be exceede# (see 10.2.3)
Equation 11.2-1, within the range of specific gravities
and screw diameters given in Table 11.2A. Reference
withdrawal design values, W, shall be multiplied by all
applicable adjustment factors (see Table 10.3.1) to ob-
tain adjusted withdrawal design values, W'.
W= 1800 G"'D"
Table 11.2A Lag Screw, Reference Withdrawal Design Values (W)l
Tabulated withdrawal design values (W) are in pounds per inch of thread penetration into side grain of ma
Length of thread penetration in main member shall not include the.length of thelapered tip (see Ap
pei
Specific
Gravity, Lag Screw Unthreaded Shank DiaxneterD.
G 1/4" 5/16" 3/81", 7/161!1 1/2" ..5/8" '3/411 7/8-11
0.73 3917. . 469 538 604 668 789 905 1016 1123 122(
0 71 381 459'
-1 9 x640 757 868 974 Q77 117E
357 422 484 543
0.69 600 709 813 913 1009 1103
'078
413
49-
0.58 281 332 381 428 473 559 641 719 795 869
55 260 307 35 . 395 : 437 5:16 592 6 232 274 314 353 390 461 528 593 656 116
0 50 -2
0.49 218 258 296 332 367 434 498 559 617 674
0.46 199 235 269 302 334 395 453 508 562 613
T. J.
-, 5 2`,`�,
0.43 179 212 243 273 302 357 409 459 508 554
0 42 I73 205 2-7 9
.0.41 167 198 226 254 281 332 381 428 473 516
0 40 161 =190 T
3
3 re
I9_. ;. ..'_" 5 1. 1.1
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