07-780R-0193'W G.
POS. OR NEG.
TABLE 1 -6 19 5 S ACNA HV DUC
RECTANGULAR DUCT REINFORCEMENT (coVIsTR�icn0N 0 DARD�
REINFORCE-
DUCT GAGE
MINIMUM RIGIDITY C1 ASS ON MINIMUM GA9 DUCT
REINFORCEMENT
SPACING
DUCT
DIMENSION
10'
8'
S'
4'
S
2r
r
10' dn.
24
19-24'
e .4 . a .
Two 10 gm
• a
.4
�
CUP
11, 12'
22
n e
A -24
A -24
Two r
Two 1' x 20 gm
SOE OF DUCT
13, 14'
20
11, 12'
A -22
A -24
t2'
-•-
TOGEDIER (TV)
36 "x18" 1 ?" X 1 ?" X ?"
N_ OTEESz
13, 14'
13, 14'
24 ga.
15, 16'
18
1112 x t 1/2 x 3 16'
A -22
A -24
10 ft. Vocing 8 ft spoCog 5 ft. spacing 4 ft Vocing
aRoN ( Sw
60 "x30" 1 ?" X 1 ?" x ?"
STRAP
1
15, 16'
20 ga.
A -22
i7, 18"
18
A -24
A -22
A -24
ga
OVER 60" - INCREASE ANGLE SIZE AS
1'x22 qa
CONCRETE MGM
1'x22 ga
17, 18"
20 ga.
A -22
19, 20'
t6
B -18
B -20
A -24
-
1'
P/2 - 98'
NTS
r 1'x18
19, 20'
18 go.
B -20
21, 22'
1 16
C -18
B -20
B -24
A -26
go.
r
1'x18 ga
r
21, 22'
16 ga.
B -20
23, 24'
16
C-18
C -18
B -24
A -24
-
A -26
P/2 - 192'
-
23, 24"
16 ga.
C -20
25, 26'
B -26
D -18
D -18
C -24
B -24
- -
A -26
WiRE OR ROD (Dior.)
25, 26"
1'x22 9a - 260 b
C -20
27, 28"
B -26
D -18
0-18
C -22
C -24
B -24
A -26
-684ba
r - 1250 bs.
27, 28"
r - 2000 IbL
29, 30"
C -20
0-16
0-t8
C -22
C -24
C -22
C -24
B -26
S Aqo able !o far P/2 os, ne that duata0:02gmax m i.ZS �t that
Um dimension w i, oVw 60"
29, 30'
31 -36"
0 -20
C -24
E -16
0-24
16 go.
C -22
C -24
B -26
31 -36'
37 -42"
E -18
0-22
D -24
qE-20
E -22
E -24
D -20
D -22
C -26
43 -48'
E -16
E -22
E -24
F -20
E -22
E -24
37 -42'
---
49-54'
D -20
D -24
D -26
F + rod
F + rod
F + 2 od
E -24
-
55 -60'
F -16
E -18
1-16
F
H-18 F+ rod
F + 2 od
F + 2 od
F -24
-"
61 -72"
NOT
ALLOWED
49 -54"
55 -60'
G + r od
F
1 -16
F + rod
H -20
F + rod
H -22
F + rod
H -24
F + rod
73 -84'
F + rod
-"
61-72'
NOT
ALLOWED
-
F + rod
J -20
F + rod
1 -22
F + rod
85-96'
F -22
F -24
H -24
F + rod
73 -84'
L -16
G + rod
K -18
F + rod
J -20
G + rod
97' UP
NOT
ALLOWED
"'
F I +�
od
H -18
F + rod
G -22
F + rod
G -24
F + rod
H -18t
H -18t
4W.G.
STAT
TABLE 1 -7 19g5 SM CNA HVAC DUC
RECTANGULAR DUCT REINFORCEMENT (coNSTRLPc N0N STANDARD)
NO
REINFORCE-
DUCT GAGE
MINIMUM RIGIDITY CLASS ON MINIMUM GAGF DUCT
REINFORCEMENT
SPACING
DUCT
DIMENSION
10'
8'
S'
4'
3'
2r
2'
8' dn.
24 go.
J-16
F +rod
1 -18
F + rod
1 -20
F + rod
REINFORCEMENT
1 -20
F + rod
97" UP
10'
9, 10'
22 ga.
4'
3'
A -24
H -18t
8' dn.
--
6"W G,
STAT
11, 12"
20 ga.
A -22
A -22
A -24
DUCT
DIMENSION
M
DUCT GAGE
10'
8'
5'
4'
3'
2r
13, 14"
18 9o•
A -20
A -22
A -24
11, 12'
18
9, 10"
20
A -24
15, 16'
18 ga.
A -20
A -20
A -24
13, 14'
11, 12'
18
A -20
A -20
A -24
A -24
17, 18"
16 ga.
B -18
B -20
A -24
B -16
13, 14'
t8
A -20
A -20
A -22
A -24
17, 18'
19, 20'
C -18
C -20
B -24
15, 16'
16
B -18
B -18
A -22
A -24
0-16
21, 22"
C -20
C -18
C -18
B -24
C -18
C -18
8-22
B -24
C -18
C -20
C -24
23, 24'
D -18
D -18
C -22
C -24
C -18
B -22
B -24
C -24
25, 26"
25, 26'
0-18
D -18
C -22
C -24
C -18
C -22
C -24
-•-
27, 28'
27,
27, 28"
E -16
E -18
0-22
D -24
D -18
C -22
C -22
C -24
E -16
29 -30'
D -22
E -16
E -18
0-22
D -24
D -20
C -22
C -24
F -18
F -20
E -22
31 -36"
27, 28"
E -20
E -22
0-24
C -24
G -20
F -22
43 -48'
37 -42'
29 -30'
F -18
F -20
E -22
E -24
-_
43 -48'
31 -36'
G -18
G -18
F -22
F -22
E -24
49- "
E -24
- -
H -16
F + rod
F + rod
F + rod
F + rod
F -24
55 -60'
F -20
E -22
--
F + rod
F + rod
F + rod
F + rod
F + rod
61 -72"
NOT
ALLOWED
G -22
-U-20-.
---
49-54'
F + rod
F + rod
F + rod
73-84"
-
F + rod
F + rod
G -22
F + rod
55 -60'
K-16
G + rod
J-16
F + rod
J-20
F + rod
85 -96'
H-18
F + rod
F + rod
H-22
F + rod
61 -72'
NOT
ALLOWED
G + 1--15-
rod
G + rod
97 -UP"
F + rod
F + rod
F + rod
73 -84'
H -18t
H -18t
'-NUTS & WASHERS ---r TURNBUCKLE _! lul
/Nf' 10RM MIN DU1 r (10 MM)
VAV BOXES et PINING HANGER RODS
FOR SUPPORT OF VAV BOXES VAV BOXES & PIPING
AND PIPES UNDER Y (50 MM) 3 NY (10 MM) MIN DIA INSERTS
IN S ZE USE 1 11tx1 1 /Yx1 /4 CONSTRUCnON 0
''rMMM� AEND LARGER U PIPES
3•.3'x1 /4 AND MM) ANGLE
TYPICAL METHOD OF SECURING
HANGER RODS IN CONCRETE
SLABS AND BEAMS.
HANGER ROD SECURING DETAIL
I G.
STEEL EXPANSION SHIELD FOR
T N
STATIC
EXISTING CONSTRUCTION AND
REINFORCEMENT
INSERTS FOR NEW CONSTIMION
SPACING
THIS TYPE SHALL BE USED ONLY
10'
4t Too MM) MIN �T�tl
CONCRETE
31e (10 MM) MIN DIA EXPANSION BOLTS
FLOOR SLAB
FOR EXISTING CONSTRUCTON AND
2'
INSERTS FOR NEW CONSTRUCTION
19-24'
e .4 . a .
Two 10 gm
• a
.4
�
CUP
I
ANGLE
n e
'-NUTS & WASHERS ---r TURNBUCKLE _! lul
/Nf' 10RM MIN DU1 r (10 MM)
VAV BOXES et PINING HANGER RODS
FOR SUPPORT OF VAV BOXES VAV BOXES & PIPING
AND PIPES UNDER Y (50 MM) 3 NY (10 MM) MIN DIA INSERTS
IN S ZE USE 1 11tx1 1 /Yx1 /4 CONSTRUCnON 0
''rMMM� AEND LARGER U PIPES
3•.3'x1 /4 AND MM) ANGLE
TYPICAL METHOD OF SECURING
HANGER RODS IN CONCRETE
SLABS AND BEAMS.
HANGER ROD SECURING DETAIL
I G.
TABLE 1 -4 1985 sMqCNA HV C DUC
RECTANGULAR DUCT REINFORCEMENT (coNSTSR CTION ST�ANOARO�
T N
STATIC
REINFORCE-
FORPOS
ME
DUCT GAGE
REINFORCEMENT
REINFORCEMENT
SPACING
DUCT
DIMENSION
10'
8'
S'
4'
3'
2 ?'
2'
SECURE DUCT TO
19-24'
If
Two 10 gm
ANGLES (TYP)
SUGGESTED SIZING FOR
25-36'
If
Two 8 qa.
10' dn.
26 ga.
37-50'
ANGLE ON EACH
Two r
Two 1' x 20 gm
SOE OF DUCT
DUCT SIZE ANGLE
11, 12'
11, 12'
26 ga.
A -26
t2'
-•-
TOGEDIER (TV)
36 "x18" 1 ?" X 1 ?" X ?"
N_ OTEESz
13, 14'
13, 14'
24 ga.
A -26
A -26
1112 x t 1/2 x 3 16'
Pair of Pdr at Pair of Pair of
�PERT1iE1ER
10 ft. Vocing 8 ft spoCog 5 ft. spacing 4 ft Vocing
aRoN ( Sw
60 "x30" 1 ?" X 1 ?" x ?"
STRAP
1
15, 16'
20 ga.
A -22
15, 16'
22 ga.
A -24
A -26
U 1'x22
ga
OVER 60" - INCREASE ANGLE SIZE AS
1'x22 qa
CONCRETE MGM
1'x22 ga
17, 18"
20 ga.
A -22
A -24
17, 18'
22 ga.
A -24
A -26
-
1'
P/2 - 98'
NTS
r 1'x18
19, 20'
18 go.
B -20
B -22
A -28
19, 20'
20 ga.
A -24
A -26
go.
r
1'x18 ga
r
21, 22'
16 ga.
B -20
B -22
A -26
qa
21, 22'
18 ga.
A -24
-
A -26
P/2 - 192'
-
23, 24"
16 ga.
C -20
C -22
B -26
1'x16 qa
23, 24'
18 ga.
B -24
- -
A -26
WiRE OR ROD (Dior.)
25, 26"
1'x22 9a - 260 b
C -20
C -22
B -26
0.135' -120 Iba
18Y -160 Is.
25, 26'
18 ga.
B -22
B -24
A -26
-684ba
r - 1250 bs.
27, 28"
r - 2000 IbL
C -18
C -20
C -24
B -26
27, 28'
16 ga.
C -22
C -24
B -26
S Aqo able !o far P/2 os, ne that duata0:02gmax m i.ZS �t that
Um dimension w i, oVw 60"
29, 30'
-
0 -20
C -24
C -26
29, 30'
16 go.
C -22
C -24
B -26
31 -36'
E -16
E -18
0-22
D -24
31 -36'
D -20
D -22
C -26
E -16
E -22
E -24
37 -42'
E -18
D -20
D -24
D -26
G -16
F -20
E -22
E -24
43-48'
F -16
E -18
E -24
D -26
F + rod
F -20
F -24
49 -54"
55 -60'
G + r od
F
F -18
E -22
E -24
F+ rod
F + rod
F + rod
-"
61-72'
NOT
ALLOWED
55 -60'
1-16
F + rod
G -18
F + rod
F -22
F -24
H -24
F + rod
73 -84'
61 -72"
NOT
ALLOWED
"'
F I +�
od
H -18
F + rod
G -22
F + rod
G -24
F + rod
K -16
G + rod
73 -84'
J -201
F + r(od
-'
1 -18
F + rod
H -20
F + rod
H -22
F + rod
85 -96"
W
10 .G.
STATIC
J-16
F +rod
1 -18
F + rod
1 -20
F + rod
REINFORCEMENT
1 -20
F + rod
97" UP
10'
8'
5'
4'
3'
2 ?'
H -18t
8' dn.
--
6"W G,
STAT
TABLE 1 -8 1985�� CNA HVAC DUC
RECTANGULAR DUCT REINFORCEMENT (CoNsTR cnNN STANDARD
NO
REINFORCE-
MINIMUM RIODITY CLASS ON MINIMUM GAGE DUCT
REINFORCEMENT
SPACING
DUCT
DIMENSION
M
DUCT GAGE
10'
8'
5'
4'
3'
2r
2'
T dn.
24
11, 12'
18
9, 10"
20
A -24
A -24
13, 14'
11, 12'
18
A -20
A -20
A -24
A -24
15, 16'
B -16
13, 14'
t8
A -20
A -20
A -22
A -24
17, 18'
C -16
C -20
B -22
15, 16'
16
B -18
B -18
A -22
A -24
0-16
C -18
C -20
B -24
17, 18'
C -18
C -18
8-22
B -24
C -18
C -20
C -24
19, 20"
C -16
C -18
B -22
B -24
C -24
25, 26'
21, 22'
0-16
C -18
C -22
C -24
-•-
27, 28'
27,
E -18
23, 24'
D -22
D -24
D -18
C -22
C -22
C -24
E -16
E -18
D -22
25, 26'
- ..
31 -36'
D -16
D -20
C -22
C -24
F -18
F -20
E -22
E -24
27, 28"
E -16
D -20
D -22
C -24
G -20
F -22
43 -48'
29 -30'
D -18
D -22
D -24
49 -54'
31 -36'
1 -16
H 181
F -18
E-20
E -22
E -24
- -
37 -42'
+ r
J -16
+ rod
1 -18
F + rod
1 -20
G -16
G -18
F -20
E -22
--
43-48'
K -16i
K 18
73 -84'
H -18
H -18
G -22
-U-20-.
---
49-54'
H -16t
85 -96'
-
F + rod
-
F + rod
F + rod
G -22
F + rod
55 -60'
H -16t
97 -UP"
H-18
F + rod
F + rod
H-22
F + rod
61 -72'
NOT
ALLOWED
H -t6t
F + rod
F + rod
F + rod
73 -84'
L -16
G + rod
-
G + rod
85 -96'
G + rod
97 -UP'
H -18t
2f 'G'
POS. OR NEG.
TABLE 1 -5 1s S ACNA HVAC DUC
RECTANGULAR DUCT REINFORCEMENT (619 STR C-noNi STANDARD
REINFORCE-
FIRE RATED CHASE
REINFORCEMENT
SPACING
DIMENSION
DUCT GAGE
10'
8'
S'
4'
3'
2r
2'
SECURE DUCT TO
19-24'
If
Two 10 gm
ANGLES (TYP)
SUGGESTED SIZING FOR
25-36'
If
Two 8 qa.
10' dn.
26 ga.
37-50'
ANGLE ON EACH
Two r
Two 1' x 20 gm
SOE OF DUCT
DUCT SIZE ANGLE
11, 12'
24 ga.
WELD OR BOLT SIM
A -26
t2'
-•-
TOGEDIER (TV)
36 "x18" 1 ?" X 1 ?" X ?"
N_ OTEESz
13, 14'
22 ga.
48 "x24" 1 ?" x 1 ?" x ?"
A -24
A -26
1112 x t 1/2 x 3 16'
Pair of Pdr at Pair of Pair of
�PERT1iE1ER
10 ft. Vocing 8 ft spoCog 5 ft. spacing 4 ft Vocing
aRoN ( Sw
60 "x30" 1 ?" X 1 ?" x ?"
STRAP
1
15, 16'
20 ga.
A -22
A -24
A -26
OR 2" x 2" x16"
1'42 gm
U 1'x22
ga
OVER 60" - INCREASE ANGLE SIZE AS
1'x22 qa
CONCRETE MGM
1'x22 ga
17, 18"
20 ga.
A -22
A -24
A -26
r
VERTICAL
DUCT SUPPORT DETAIL
-
1'
P/2 - 98'
NTS
r 1'x18
19, 20'
18 go.
B -20
B -22
A -28
r
P/2 -120f
INO ga
r 1'x16
go.
r
1'x18 ga
r
21, 22'
16 ga.
B -20
B -22
A -26
qa
r
1'46 ga
r
1'x18 ga
r
P/2 - 192'
-
23, 24"
16 ga.
C -20
C -22
B -26
1'x16 qa
r
1 STRAPS ARE LAP JOINED
U THESE MiN61UM FASTENERS
MU HMO MAXNUM
ALLOWAELE LOAD
STRAP
WiRE OR ROD (Dior.)
25, 26"
1'x22 9a - 260 b
C -20
C -22
B -26
0.135' -120 Iba
18Y -160 Is.
J& - 740 Ib
1 1100ba
- 270 be.
r
x189a-
-684ba
r - 1250 bs.
27, 28"
r - 2000 IbL
C -18
C -20
C -24
B -26
1. Dimensions other than guoge are in inches.
2. Tabies (low for ct weight, i 1 inai weight and normd reinforcement
m trapeze weigh, but no GA loeoods
3. �:PAMa L�M NSI Coil Fom od S eel ,Ymud and the AIS
Marx, .
4. Straps are gdranized steel; other materiels are uncoated steel.
S Aqo able !o far P/2 os, ne that duata0:02gmax m i.ZS �t that
Um dimension w i, oVw 60"
29, 30'
0-18
0 -20
C -24
C -26
31 -36'
E -16
E -18
0-22
D -24
37 -42'
E -16
E -22
E -24
43 -48'
G -16
F -20
E -22
E -24
49 -54'
F + rod
F -20
F -24
55 -60'
F + rod
F+ rod
F + rod
F + rod
-"
61-72'
NOT
ALLOWED
1-16
F + rod
H-18
F+ rod
H -22
F + rod
H -24
F + rod
73 -84'
F + rod
-
F + rod
"'
F I +�
od
85 -96'
K -16
G + rod
K -18
G + rod
J -201
F + r(od
-'
97' UP
H -18t
W
10 .G.
STATIC
TABLE 1 -9 1985 SMACNA HVAC DUC
RECTANGULAR DUCT REINFORCEMENT (CONSTRUCTIONI STANDARD
REINFORCE-
DUCT GAGE
REINFORCEMENT
SPACING
DIMENSION
10'
8'
5'
4'
3'
2 ?'
2'
8' dn.
22
A -24
9, 10'
18
A -22
A -24
11, 12'
18
A -18
A -22
A -24
13, 14'
B -18
A -20
A -22
A -24
15, 16'
B -16
B -20
0-22
B -24
17, 18'
C -16
C -20
B -22
B -24
19, 20'
0-16
C -18
C -20
B -24
21, 22'
C -18
C -20
C -24
23, 24'
0-18
0-20
C -24
25, 26'
0-18
D -20
D -22
C-24
-•-
27, 28'
27,
E -18
0-20
D -22
D -24
--
29-30'
E -16
E -18
D -22
D -24
- ..
31 -36'
F -16
F -18
F -20
E -22
E -24
37 -42'
H -16
G -18
G -20
F -22
43 -48'
H -18
H -18
G -22
49 -54'
1 -16
H 181
FN 20d
55 -60'
+ r
J -16
+ rod
1 -18
F + rod
1 -20
61 -72"
NOT
ALLOWED
K -16i
K 18
73 -84'
H -16t
85 -96'
H -16t
97 -UP"
H -t6t
DUCT JOINT
Dior
Sp�oc ym
FIRE RATED CHASE
ANGLE
Strap
10'da
REFER TO ARCHITECTURAL
2"
Y'
1'x22 ga.
it -18'
.
a One 8 am
1'
SECURE DUCT TO
19-24'
If
Two 10 gm
ANGLES (TYP)
SUGGESTED SIZING FOR
25-36'
If
Two 8 qa.
SUPPORT OF 12 FT. OF DUCT
1' x 20 ga.
37-50'
ANGLE ON EACH
Two r
Two 1' x 20 gm
SOE OF DUCT
DUCT SIZE ANGLE
--
Two r
WELD OR BOLT SIM
61 -84'
t2'
-•-
TOGEDIER (TV)
36 "x18" 1 ?" X 1 ?" X ?"
N_ OTEESz
1. mtrnealeq,e Opt trD k a'galrran�ize std ted r daitamative. * wire to block
qr gg
2 T cible Mows fa onal tthU l t 3 *od sts plus okra Ib of alcts T(I Or.Sn'"
1' h(" sh o
48 "x24" 1 ?" x 1 ?" x ?"
tdnkda
RECTANGULAR DUCT HANGERS MINIMUM SIZE (WsA %'WWµ
1112 x t 1/2 x 3 16'
Pair of Pdr at Pair of Pair of
�PERT1iE1ER
10 ft. Vocing 8 ft spoCog 5 ft. spacing 4 ft Vocing
aRoN ( Sw
60 "x30" 1 ?" X 1 ?" x ?"
STRAP
1
STRAP
60 "x60" 1)r x 1V x V
STRAP
MASONRY WALL
OR 2" x 2" x16"
1'42 gm
U 1'x22
ga
OVER 60" - INCREASE ANGLE SIZE AS
1'x22 qa
CONCRETE MGM
1'x22 ga
REQUIRED FOR SPACE & DUCT SIZE
P/2 9 72'
1'x18 ga
r 1'x20
RISER SUPPORTS -FROM FLOOR
r
VERTICAL
DUCT SUPPORT DETAIL
1'x22 9a
1'
P/2 - 98'
NTS
r 1'x18
ga
MINIMUM HANGERTSIZES2FOR ROUND DUCT (MMAWAM)
Dior
Sp�oc ym
Dior.
Rod
Strap
10'da
it
One 12 9&
Y'
1'x22 ga.
it -18'
t2'
a One 8 am
1'
1' x 22 ga.
19-24'
If
Two 10 gm
r
1' x 22 ga.
25-36'
If
Two 8 qa.
r
1' x 20 ga.
37-50'
It
Two r
Two 1' x 20 gm
51-60'
It
--
Two r
Two 1' x 18 ga
61 -84'
t2'
-•-
Two r
Two 1' x 18 go.
N_ OTEESz
1. mtrnealeq,e Opt trD k a'galrran�ize std ted r daitamative. * wire to block
qr gg
2 T cible Mows fa onal tthU l t 3 *od sts plus okra Ib of alcts T(I Or.Sn'"
1' h(" sh o
3 mw r_or i nduces nan9eo�t lood� dmee �IA�q�IA�a Romulid lnd�usttrial
tdnkda
RECTANGULAR DUCT HANGERS MINIMUM SIZE (WsA %'WWµ
o
Pair of Pdr at Pair of Pair of
�PERT1iE1ER
10 ft. Vocing 8 ft spoCog 5 ft. spacing 4 ft Vocing
STRAP
STRAP
1
STRAP
iNRE
STRAP
IWAU
P/2 - 30'
1'42 gm
U 1'x22
ga
1'x22 qa
1
1'x22 ga
81 A
P/2 9 72'
1'x18 ga
r 1'x20
ga
r
1x22 ga.
r
1'x22 9a
1'
P/2 - 98'
1'x16 ga
r 1'x18
ga
r
1'x20 qa
r
1'x22 ga.
r
P/2 -120f
INO ga
r 1'x16
go.
r
1'x18 ga
r
1•x20 ga.
r
P/2 - 188'
11146 ga
r i1*48
I
qa
r
1'46 ga
r
1'x18 ga
r
P/2 - 192'
-
r 1rX16
qa
r
1746 ga
r
1'x16 qa
r
1 STRAPS ARE LAP JOINED
U THESE MiN61UM FASTENERS
MU HMO MAXNUM
ALLOWAELE LOAD
STRAP
WiRE OR ROD (Dior.)
1'x18, A 22 ga. - two X10 or one r bolt
12x16 ga - two r dia
1'x22 9a - 260 b
0.106' - 80 I L
1'48 21 - two r dia
Ploce f(stenem in series, not side by side
1'x20 ga - 320 bs.
1'x18 gm - 420
'x%
0.135' -120 Iba
18Y -160 Is.
J& - 740 Ib
1 1100ba
- 270 be.
r
x189a-
-684ba
r - 1250 bs.
r - 2000 IbL
r -3000 ba.
NOTE
1. Dimensions other than guoge are in inches.
2. Tabies (low for ct weight, i 1 inai weight and normd reinforcement
m trapeze weigh, but no GA loeoods
3. �:PAMa L�M NSI Coil Fom od S eel ,Ymud and the AIS
Marx, .
4. Straps are gdranized steel; other materiels are uncoated steel.
S Aqo able !o far P/2 os, ne that duata0:02gmax m i.ZS �t that
Um dimension w i, oVw 60"
8. 12, 10 or 8 gm wire is steel of block a nWed, bright basic or gdronized.
g ppl �� *I1PORTANn POST TENSION SUB.
9U' BEON� UNDER LOAD
PLACING A TO AVOID STEEL
TENSION 00 o ° 0° o° o° o° 0° o° o° o° o° o° o° 0° 0° o°
O° O °O° O° O° O° O° O° O° O° O° O° O° O° O° O°
0° ° �° °° °°
o CAI o 0 0 0 1l��Il 0 0 0 0 0 o 0 0
EXPANSION SHIELDS "CONCRETE ANCHORS
EXPANSION NAIL
°
i
°
o 0° o
o°
o° o o°
0
0° o
°
o° o° o
o°
o° o o°
o
o° o
o° o° 0
0°
o° 0 0°
o
o° o°
° °
°
°
°
° °
o o 0
0
o o o
o
o o
IMPORTM11 PREVENT
1
9ETNDING OF STRAP AT
99k�TT SEND UNDER LOAD.
3a�
3b'
Nl
a ALSO FOR USE IN HANGING
VAV BOXES AND AIR VALVES (AV)
HANGERS FOR STACKED DUCTS
REINFORCEMENTS MAY BE USED FOR ATTACHMENT
IF IT QUALIFIES FOR BOTH DUTIES
DO NOT EXCEED LOAD RATING FOR METHOD USED
THREADED ROD
BOLTED
Qc LARRY
MAX. 10' -0'
SCREWS
ILOW PRESSURE DUCTWORK
HANGER DETAIL
a
H ITE T R LO
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Firm Cert. No. AA2600115
7210 Windy Preserve
Lake Worth, Florida 33467
Phone: (561)649 -5025
Fax: (561) 649 -5025
E -Mail: MDT Arch acomcast.net
Mark D Taudien• AIA
Principal
SEAL
AR 0011821
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7210 Windy Preserve
Lake Worth, Florida 33467
Phone: (561)649 -5025
Fax: (561) 649 -5025
E -Mail: MDT Arch acomcast.net
Mark D Taudien• AIA
Principal
SEAL
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PROD. NO. 07 -11-01
DATE: DEC. 10, 2007
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