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12-965-027C a C 0 s 1- M as 0 CL N 0 N O N n a� 0 0 'c O N M N N 0 N a a� v c a� M STEEL EXPANSION SHIELD FOR EXISTING CONSTRUCTION AND INSERTS FOR NEW CONSTRICTION THIS TYPE SHALL BE USED ONLY IN SLABS OR BEAMS OF 4" (100 MM) MIN DEPTH CONCRETE 3/8" (10 MM) MIN DIA EXPANSION BOLTS FLOOR SLAB FOR EXISTING CONSTRUCTION AND INSERTS FOR NEW CONSTRUCTION 4. d _ 4 4 d CLIP ANGLEt� Q NUTS 8 WASHERS _ -3/8" (10 MM) MIN DI HANGER RODS VAV BOXES & PIPING FOR SUPPORT OF VAV BOXES AND PIPES UNDER 2" (50 MM) IN SIZE USE 1 1/2 "x1 1/2 "x1/4" (40x4Ox8 MM) ANGLE. ALL PIPES 2" (50 MM) AND LARGER USE 3"x3"xl/4" (75x75x8 MM) ANGLE _IK - -m Id11, 4110FRI1114 3/8 (10 MM) MIN DIA HANGER RODS VAV BOXES d. PIPING 3/8" (10 MM) MIN DIA INSERTS NEW CONSTRUCTION ONLY. TYPICAL METHOD OF SECURING HANGER RODS IN CONCRETE SLABS AND BEAMS. HANGER ROD SECURING DETAIL V ' POS. OR I NEG. RECTANGULAR DUCT REINFORCEMENT (CON RU C (CONSTRUCTION HVAC DUCT CONSTRUCTION STANDARD Maxta n MINIMUM RIGIDITY CLASS ON MINIMUM GAGE DUCT REINFORCE- REINFORCEMENT SPACING Dia. DUCT DIMENSION MENT DUCT GAGE 10' 8' 51 4' 31 21/2' 2' 10' dn. 24 13, 14' 13, 14' 24 ga. A -26 A -26 Two 10 ga. 11, 12' 22 IY A -24 A -24 I' x 20 go. 15, 16' 20 ga. A -22 13, 14' 20 A -24 A -22 A-24 Two Yj Two I' x 18 ga 61-84' 12' 17, 18' 20 ga. A -22 15, 16' 18 22 ga. A -22 A -24 � �� e 6rb is � n1IIW RaMutl Cd t'l aa &A f As rid � TABLE 4-1 ST uxx r RECTANGULAR DUCT HANGERS MINIMUM SIZE MOT vAc Du D) MAXYm Pair at Pair at Pair at Pair at 19, 20' 18 go. B -20 17, 18' 18 19, 20' A -22 A -24 A -26 STRAP P!2 = 30' 1'>0 ga• 21, 22' 16 ga. B-20 19, 20' 16 B -18 B -20 A-24 A -24 Yj A -26 1/1 I'x112 ga. 23, 24' 16 ga. C -20 21, 22' 16 C -18 B -20 B -24 B -24 3/j A-26 1/1 P/2 = 120' 25, 26' 1/1 C-20 23, 24' 16 C-18 C -18 B-24 B -22 B-24 A -26 1''ItA6 ga. 1/1 27, 28' yj C -18 25, 26' C -24 0-18 D -18 C -24 C -22 C -24 B -26 iN16 ga 29, 30' 10 STRAPS ARE LAP JOKED D-18 D -20 27, 28' C -26 0-18 D-18 C -22 C -24 C -24 B-26 31 -36' IN ga - tro dio. E -16 E -18 29, 30' D -24 D -16 D -18 C -22 C -24 D -20 D -22 C -26 E -16 31 -36' E -24 - 3000 bs. E -16 E -20 D -24 and ely t t� Io Icon E-18 D-20 D -24 D -26 G-16 37 -42' E -22 E -24 E -20 E -22 E-24 F -16 E -18 E-24 D -26 43-48' F -20 F -24 G-18 F -20 E -22 E-24 - 49 -54' E -24 - F + rod G -22 F + rod H -I8 F + rod H -18 F + rod G -22 + E-24 55 -60' 55 -60' G -18 F +rod F -22 F -24 1-16 F +rodF H -18 +rod G-20 F + rod G -24 F +rod 61 -72' NOT ALLOWED 1-20 F + rod H -18 F + rod 1-16 F + rod H -20 F + rod H -22 F + rod H -24 F + rod 13 -84' 73-84' K -18 G + rod J -20 F +rd F J-18 J-20 + 20 +22 rod 85 -96' H -22 F + rod I 85 -96' L -I6 + rod K-18 F t rod J-20 G + rod 97' UP +20 F +20 d REINFORCE- 97' UP DUCT DIMENSION H -18t H -18t 0.13 . SPOS C TABLE i -7 1985 SMACNA HVAC DUCT RECTANGULAR DUCT REINFORCEMENT CCONSTRUCTION STANDARD) 4' H -18t REINFORCE- REINFORCEMENT SPACING 61 w.c. STATIC DUCT DIMENSION MENT DUCT GAGE 10' 81 5' 4' 3' 21/2' 2' 8' dn. 24 go. 21/2' 2' 8' dn. 24 A -22 A -24 91 10' 22 ga. A -24 20 A -I8 A -24 11, 12' 20 ga. A -22 A -22 A -24 18 A -20 A-20 A-24 B -18 A -20 A -22 A -24 13, 14' 18 ga. A -20 A -22 A -24 18 A -20 A -20 A -22 A -24 15, 16' 18 ga. A -20 A-20 A -24 B-18 B-18 A-22 A -24 19, 20' 17, 18' 16 ga. B -18 B -20 A -24 C -18 B -22 B-24 C18 C -20 19, 20' 19, 20' C -18 C -20 B-24 B-22 B-24 D -18 D -20 C-24 21, 22' 25, 26' C -18 C-18 B-24 C -24 D -20 D -22 C-24 27, 28' 23, 24' 23, 24' E -18 D -18 D -18 C -22 C -24 29 -30' 25, 26' E -16 E -18 25, 26' D -20 D -18 D -18 C-22 C -24 F -16 27, 28' F-20 E -22 E -16 27, 28' D -22 E -16 E -18 D-22 D-24 G-18 29 -30' F -22 43 -48' D -18 29-30' D -24 E -16 E -18 D -22 D -24 31 -36' F -18 E -20 31 -36' E -24 F + rod H -20 55-60' E -20 E -22 D -24 G -16 G -18 F -20 37 -42' 61 -72' 43 -48' F -18 F -20 E -22 E -24 H-18 43 -48' 73-84' 49 -54' G -18 G -18 F -22 F -22 E -24 49 -54' G -22 F + rod 55 -60' H -16 F + rod H -18 F + rod G -20 F + rodF G -22 + rod F-24 55 -60' H -22 F +rod 61 -72' NOT ALLOWED F + rod 1-16 F + rod H-20 F + rod H -22 F + rod G -24 F + rod --1 61-72' NOT ALLOWED 73 -84' 1-18 F + rod 1-20 F + rod M- F + rod 73 -84' 85 -96' K -16 G + rod J -18 F + rod J -20 F + rod 85 -96' L -18 G + rod 97 -UP' L -16 G + rod K -20 e +rod 97 -UP' H -18t H -18t H18t RECTANGULAR DUCT REINFORCEMENT (CONSTRUCTIONHSTANDARD) STATIC NO MINIM M RIGIDITY CLASS ON MINIMUM GAGE DUCT POS. OR NEG. REINFORCE- REINFORCEMENT SPACING nprvnN DUCTS GAGE 10' 8' 5' 4' 3' 1 21/2' 2' 10' dn. 26 ga. Maxta n dire NO. 33200. Revised: Dia. Spacing Dia 11, 12' 11, 12' 26 ga. A -26 One 12 go. �/� i' x 22 go. Ii-18' I12' 13, 14' 13, 14' 24 ga. A -26 A -26 Two 10 ga. I' x 22 ga 25-W IY Two 8 go. I' x 20 go. 15, 16' 20 ga. A -22 15, 16' 22 ga. A -24 A-26 Two Yj Two I' x 18 ga 61-84' 12' 17, 18' 20 ga. A -22 A -24 17, 18' 22 ga. A -24 A -26 � �� e 6rb is � n1IIW RaMutl Cd t'l aa &A f As rid � TABLE 4-1 ST uxx r RECTANGULAR DUCT HANGERS MINIMUM SIZE MOT vAc Du D) MAXYm Pair at Pair at Pair at Pair at 19, 20' 18 go. B -20 B-22 A -26 19, 20' 20 ga. A -24 A -26 STRAP P!2 = 30' 1'>0 ga• 21, 22' 16 ga. B-20 B-22 A -26 1' g°' 21, 22' 18 ga. A -24 Yj A -26 1/1 I'x112 ga. 23, 24' 16 ga. C -20 C -22 B -26 Yj 23, 24' 18 go. B -24 3/j A-26 1/1 P/2 = 120' 25, 26' 1/1 C-20 C -22 B -26 3/j 25, 26' 18 go. B -22 B-24 A -26 1''ItA6 ga. 1/1 27, 28' yj C -18 C -20 C -24 B -26 27, 28' 16 ga. C -22 C -24 B -26 iN16 ga 29, 30' 10 STRAPS ARE LAP JOKED D-18 D -20 C -24 C -26 WIRE OR ROD (Dta.) 29, 30' 16 go. C -22 C -24 B-26 31 -36' IN ga - tro dio. E -16 E -18 D -22 D -24 t` - 270 bs. 31 -36' -680 bs. D -20 D -22 C -26 E -16 E -22 E -24 - 3000 bs. NOTES: I. Dimensions other than guage are to inches. 37 -42' and ely t t� Io Icon 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 + ir8od F -20 F -24 49 -54' 55 -60' + -16 rod E -22 E -24 - F + rod G -22 F + rod G-24 F + rod 61 -72' 55 -60' G -18 F +rod F -22 F -24 H -24 F + rod 73-84' 61 -72' NOT ALLOWED 1-20 F + rod H -18 F + rod G -22 F + rod G -24 F + rod 73-84' K -18 G + rod J -20 F +rd 1 -I8 F + rod H -20 F + rod 97' UP H -22 F + rod I 85 -96' H -18t J-16 1-18 +20 F +20 d REINFORCE- 97' UP DUCT DIMENSION MENT DUCT GAGE 10' 8' 51 4' H -18t - 2' 61 w.c. STATIC RECTANGULAR DUCT REINFORCEMENT (C08NSTRUCTIONNSTANDARD> REINFORCE- MENT DUCT GAGE A-24 REINFORCEMENT SPACING DUCT DIMENSION 10' 8' 5' 4' 31 21/2' 2' 8' dn. 24 A -22 A -24 9, 10' 20 A -I8 A -24 A -24 11, 12' 18 A -20 A-20 A-24 B -18 A -20 A -22 A -24 15, 16' 13, 14' 18 A -20 A -20 A -22 A -24 17, 18' 15, 16' 16 B-18 B-18 A-22 A -24 19, 20' D -16 C-18 17, 18' B -24 C18 C -18 B -22 B-24 C18 C -20 C -24 19, 20' C -16 C -18 B-22 B-24 D -18 D -20 C-24 21, 22' 25, 26' 0 -16 C -18 C -22 C -24 D -20 D -22 C-24 27, 28' 23, 24' E -18 D -18 C -22 C -22 C -24 29 -30' 25, 26' E -16 E -18 D -16 D -20 C -22 C -24 F -16 27, 28' F-20 E -22 E -16 D-20 D -22 C -24 H -16 G-18 29 -30' F -22 43 -48' D -18 D -22 D -24 H -18 H-18 G-22 31 -36' F -18 E -20 E -22 E -24 F + rod H -20 55-60' 37 -42' G -16 G -18 F -20 E -22 61 -72' 43 -48' H -18 H-18 G-22 73-84' 49 -54' H -16 F + rod H -18 F + rod H -20 F + rod G -22 F + rod 55 -60' H -18 F + rod H -20 F +rod H -22 F +rod 61 -72' NOT ALLOWED F + 16od F +2rrod 73 -84' P+rod G + i8 rod 85 -96' L -18 G + rod 97 -UP' H -18t 2'.c. TABLE 1 -5 t985 SMACNA HVAC DUCT RECTANGULAR DUCT REINFORCEMENT CCONSTRUCTIDN STANDARD] STATIC NO MINIMUM RIGIDITY CLASS ON MINIMUM CAGE DUCT POS. OR NEG. REINFORCE- REINFORCEMENT SPACING DIMENSION DUCT GAGE 10` 8' 5' 4' 3` 21/2' 2' 10' dn. 26 ga. Maxta n dire NO. 33200. Revised: Dia. Spacing Dia 11, 12' 24 ga. 10' do A -26 One 12 go. �/� i' x 22 go. Ii-18' I12' 13, 14' 22 ga. 11' x 22 ga A -24 A -26 Two 10 ga. I' x 22 ga 25-W IY Two 8 go. I' x 20 go. 15, 16' 20 ga. A -22 A -24 A-26 51-W 12' Two Yj Two I' x 18 ga 61-84' 12' 17, 18' 20 ga. A -22 A -24 A -26 2.Tabie allows for conventional wall thicmess, and joint systems plus one b /sf of to Insulation weight. If heavier ducts are to be Installed, adjust taw sizes their ImIts. � �� e 6rb is � n1IIW RaMutl Cd t'l aa &A f As rid � TABLE 4-1 ST uxx r RECTANGULAR DUCT HANGERS MINIMUM SIZE MOT vAc Du D) MAXYm Pair at Pair at Pair at Pair at 19, 20' 18 go. B -20 B-22 A -26 STRAP STRAP STRAP P!2 = 30' 1'>0 ga• 21, 22' 16 ga. B-20 B-22 A -26 1' g°' qo. LI067 P/2 = T2' 1518 go. Yj i'IQO go. 1/1 I'x112 ga. 23, 24' 16 ga. C -20 C -22 B -26 Yj 1'x18 ga. 3/j IWO go. 3/j 1)090. 1/1 P/2 = 120' 25, 26' 1/1 C-20 C -22 B -26 3/j I'x2O ga 1/1 P/2 = 168' 11 /M6 go. 1/1 1''ItA6 ga. 1/1 27, 28' yj C -18 C -20 C -24 B -26 1/1 11/¢x16 ga. 1/1 I)d6 gm yj iN16 ga 29, 30' 10 STRAPS ARE LAP JOKED D-18 D -20 C -24 C -26 WIRE OR ROD (Dta.) Px18, 20, 22 ga. - two 810 or one 1/1 bolt 1'x22 ga - 260 bs. OJW - 80 bs. Px16 go. - two 1 dla. 15Q0 ga. - 320 bs. 31 -36' IN ga - tro dio. E -16 E -18 D -22 D -24 t` - 270 bs. 11 %x16 ga - 1100 bs. -680 bs. 37 -42' E -16 E -22 E -24 - 3000 bs. NOTES: I. Dimensions other than guage are to inches. 2. Tables allow t weight. I weight and normal reinfarc t and ely t t� Io Icon 3. For custom design of hangers, designers may consult SMACNA's rectangular 43-48' Steel Construction Manual. 4. Straps are galvanized steak other materids are uncoated steel. G-16 F -20 E -22 E -24 49 -54' F + ir8od F -20 F -24 55 -60' H -18 F + rod - F + rod G -22 F + rod G-24 F + rod 61 -72' NOT ALLOWED 1 -16 F + rod H -18 F + rod H -22 F + rod H -24 F + rod 73-84' J -18 F + rod 1-20 F + rod 1 -22 F + rod 85 -96' K -16 G +rod K -18 G + rod J -20 F +rd 97' UP H -18t 10'w.G. SPOSIC RECTANGULAR DUCT REINFORCEMENT (CONSTRUCTIONNSTANDARD) REINFORCE- REINFORCEMENT SPACING DUCT DIMENSION MENT DUCT GAGE 10' 8' 51 4' 3' 21/2 2' 8' dn. 22 A-24 9, 10' 18 A -22 A -24 11, 12' 18 A -I8 A -22 A -24 13, 14' B -18 A -20 A -22 A -24 15, 16' B -16 B -20 B -22 B -24 17, 18' C -16 C -20 B -22 B-24 19, 20' D -16 C-18 C -20 B -24 21, 22' C18 C -20 C -24 23, 24' D -18 D -20 C-24 25, 26' D-18 D -20 D -22 C-24 27, 28' E -18 D -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' F + rod 1 -I6 F + rod H -18 F + rod H -20 55-60' F + rod J-16 F + rod 1-18 F + rod 1 -20 61 -72' NOT ALLOWED G + rod K-16 G + ro K -18 73-84' H-16t 85-96' H -16t 97 -UP' H -16t TABLE 4 -2 u9(15 SMAM HVAC pu�� MINIMUM HANGER SIZES FOR ROUND DUCT C &��1i STANDARD) Date: Maxta n dire NO. 33200. Revised: Dia. Spacing Dia Rod Strap 10' do 12' One 12 go. �/� i' x 22 go. Ii-18' I12' orOne 8 . '/i 11' x 22 ga 19-24' 12' Two 10 ga. I' x 22 ga 25-W IY Two 8 go. I' x 20 go. 37-50' 12' Two 3/j Two I' x 20 ga 51-W 12' Two Yj Two I' x 18 ga 61-84' 12' Two Two I' x 16 ga NOTES: 1. Straps are galvanized steek rods are uncoted or galvanized steel; wire is block arr»aled, bright basic or galvanized steel. All are dterrative. 2.Tabie allows for conventional wall thicmess, and joint systems plus one b /sf of to Insulation weight. If heavier ducts are to be Installed, adjust taw sizes their ImIts. � �� e 6rb is � n1IIW RaMutl Cd t'l aa &A f As rid � TABLE 4-1 ST uxx r RECTANGULAR DUCT HANGERS MINIMUM SIZE MOT vAc Du D) MAXYm Pair at Pair at Pair at Pair at W OF 10 ft. spacing 8 ft. spacing 5 ft. spacing 4 ft. spacing DIXT PU ETER STRAP JWIREM STRAP STRAP STRAP P!2 = 30' 1'>0 ga• qa. Ci35') 1' ga' ga. U35? 1' Q' qa CI067 1' g°' qo. LI067 P/2 = T2' 1518 go. Yj i'IQO go. 1/1 I'x112 ga. 1/1 Px22 ga. 1/1 P!2 = 96' lhd6 ga. Yj 1'x18 ga. 3/j IWO go. 3/j 1)090. 1/1 P/2 = 120' 11 /jhd6 ga 1/1 15d6 ga W ikl8 ga 3/j I'x2O ga 1/1 P/2 = 168' 11 /M6 go. 1/1 1''ItA6 ga. 1/1 1546 ga. yj 1'x18 ga yj P/2 = 192' - 1/1 11/¢x16 ga. 1/1 I)d6 gm yj iN16 ga 3/j 10 STRAPS ARE LAP JOKED ALE HANGER MADU ALLOWABLE LOAD USE TWA MNAII FASTENERS: STRAP WIRE OR ROD (Dta.) Px18, 20, 22 ga. - two 810 or one 1/1 bolt 1'x22 ga - 260 bs. OJW - 80 bs. Px16 go. - two 1 dla. 15Q0 ga. - 320 bs. 0.135' - 120 b& IN ga - tro dio. I'xl8 ga - 420 bs. 62' - 160 bs. Place fasteners In series, riot side by si 'x16 go. - 700 tM* t` - 270 bs. 11 %x16 ga - 1100 bs. -680 bs. - 1250 bs. - 2000 bs. - 3000 bs. NOTES: I. Dimensions other than guage are to inches. 2. Tables allow t weight. I weight and normal reinfarc t and ely t t� Io Icon 3. For custom design of hangers, designers may consult SMACNA's rectangular industrial duct standards, the AISI Cold Formed Steel Design Manual and the AN Steel Construction Manual. 4. Straps are galvanized steak other materids are uncoated steel. 5. Alowc>fe hods for P/2 assume that ducts are 16 ga. maximum, except that maximum duct dimension (w) is over 60' then P/2 max8oum Is 125 w. 6.12. 10 or 8 ga wire is steel of black amealed, bright basic or galvanized. ii li 0 e- Y) 0 (D '9't 1` c7 Q M E Co M � Em CV -2 C14 -Coll `"a C 0 y co b Cn M � �; N = 7 .: CO Q U_ U- _11 O a- (n t- a •IMPORTANTI POST TENSION SLAB. -IMPORTANT= PREVENT EXERCISE EXTREME CAUTION IN BENDING OF STRAP AT PLACING INSERTS TO AVOID STEEL 90' BEND UNDER LOAD TENSION CABLES. O 00 0 0 0 0 0 0 0 0 a 0 a a 0 a 0 0 a 0 0 0 O o 0 0 0 0 0 0 0 0 00 0 O 0 O O 0 0 0 0 a 0 O 0 0 0 0 0 0 a 0 a o 0 0 0 0 a 0 a a o 0 o a o 0 0 a a o 0 0 0 co O O O O 0 O O a O O O O a 0 = a a o o = o 0 0 o a o a a T O 0 _ O 0 0 0 0 0 a O O 0 0 co ~WASHER EXPANSION SHIELDS - CONCRETE ANCHORS EXPANSION NAIL a: LL 0. w a s a o O O O 00000000 O a O a O O a O LL F- Q 0 0 0 0000 00 0 0 0 0 0 o O o 0 0 0 a a 0 0000 0 a o a o 0 0 a a a 0 O O 0 0 0 a 0 O 0 0 0 UJI ■ IMPORTANT1 PREVENT - TRAP BENDING OF STRAP AT U 90' BEND UNDER LOAD. ASHER 3a• 3b■ ,T O cl) � 0 1- ■■ co ALSO FOR USE W HANGING Z YAY BOXES AND AIR VALVES (AV) �/ / i5?i1 r G ROD '' w U F 0 Q � w I_ � z0 Z a _ CO W V ilk NUTS ZZZANGLES AS SjjS, =1E ALTERNATE = 0 LOCATION Z HANGERS FOR STACKED DUCTS cm REINFORCEMENTS MAY BE USED FOR ATTACHMENT m �'%' (' w 1 IF IT QUALIFIES FOR BOTH DUTIES uw 0 v (0 DO NOT EXCEED LOAD RATING FOR METHOD USED -THREADED ROD 30' DUGTS SUPPLY, RETURN. SMALLER & EXHAUST TYPICAL -, BOLTED 31' DUCTS -] �a & LARGER SCREWS MAX. 10' -0' 0. . ILOW PRESSURE DUCTWORK HANGER DETAIL I z N X¢ la SRSmith Seckman Reid, Inc. 600 West Hillsboro, Suite 300 Deerfield Beach, FL 33441 (954) 421 -1260 FAX: (954) 421 -1466 www.ssr- inc.com Firm Certification - EB- 0000857 Michael A. Steward PE - 65701 John E. Moulder PE - 33200 SSR JOB # 1232016.0 Comm. No: 12007.00 Date: 05/22/12 Drawn: NO. 33200. Revised: 3a ADDENDUM 2 06/21/12 i) 20, NW-LY, INC, 0 e- Y) 0 (D '9't 1` c7 Q M E Co M � Em CV -2 C14 -Coll `"a C 0 y co b Cn M � �; N = 7 .: CO Q U_ U- _11 O a- (n t- a •IMPORTANTI POST TENSION SLAB. -IMPORTANT= PREVENT EXERCISE EXTREME CAUTION IN BENDING OF STRAP AT PLACING INSERTS TO AVOID STEEL 90' BEND UNDER LOAD TENSION CABLES. O 00 0 0 0 0 0 0 0 0 a 0 a a 0 a 0 0 a 0 0 0 O o 0 0 0 0 0 0 0 0 00 0 O 0 O O 0 0 0 0 a 0 O 0 0 0 0 0 0 a 0 a o 0 0 0 0 a 0 a a o 0 o a o 0 0 a a o 0 0 0 co O O O O 0 O O a O O O O a 0 = a a o o = o 0 0 o a o a a T O 0 _ O 0 0 0 0 0 a O O 0 0 co ~WASHER EXPANSION SHIELDS - CONCRETE ANCHORS EXPANSION NAIL a: LL 0. w a s a o O O O 00000000 O a O a O O a O LL F- Q 0 0 0 0000 00 0 0 0 0 0 o O o 0 0 0 a a 0 0000 0 a o a o 0 0 a a a 0 O O 0 0 0 a 0 O 0 0 0 UJI ■ IMPORTANT1 PREVENT - TRAP BENDING OF STRAP AT U 90' BEND UNDER LOAD. ASHER 3a• 3b■ ,T O cl) � 0 1- ■■ co ALSO FOR USE W HANGING Z YAY BOXES AND AIR VALVES (AV) �/ / i5?i1 r G ROD '' w U F 0 Q � w I_ � z0 Z a _ CO W V ilk NUTS ZZZANGLES AS SjjS, =1E ALTERNATE = 0 LOCATION Z HANGERS FOR STACKED DUCTS cm REINFORCEMENTS MAY BE USED FOR ATTACHMENT m �'%' (' w 1 IF IT QUALIFIES FOR BOTH DUTIES uw 0 v (0 DO NOT EXCEED LOAD RATING FOR METHOD USED -THREADED ROD 30' DUGTS SUPPLY, RETURN. SMALLER & EXHAUST TYPICAL -, BOLTED 31' DUCTS -] �a & LARGER SCREWS MAX. 10' -0' 0. . ILOW PRESSURE DUCTWORK HANGER DETAIL I z N X¢ la SRSmith Seckman Reid, Inc. 600 West Hillsboro, Suite 300 Deerfield Beach, FL 33441 (954) 421 -1260 FAX: (954) 421 -1466 www.ssr- inc.com Firm Certification - EB- 0000857 Michael A. Steward PE - 65701 John E. Moulder PE - 33200 SSR JOB # 1232016.0 Comm. No: 12007.00 Date: 05/22/12 Drawn: NO. 33200. Revised: 3a ADDENDUM 2 06/21/12 TO THE EC a T* NO. 33200. lu• 0 .. i) 20, NW-LY, INC,