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• / I a <br /> BOTTOM OF ROD <br /> COUPLER,NUT,OR DECK HEX NUT OR SLIP-ON-LOCK NUT. <br /> INSERT THREADS -.I TO BEAR ON STRUT <br /> iii, 2'MAX me <br /> t 4°MAX <br /> MAX1''MAX <br /> MAXDIX B of <br /> V : Di`✓i <br /> A - iji 2'MAX <br /> 4`MAX i�� <br /> DIN,"B' �Q <br /> •. ROD IS <br /> I <br /> : CONTINUOUS <br /> 4'4'MAX ur DETAIL AT MULTI-TIERED <br /> TRAPEZE SYSTEMS <br /> :n: ur STRUT MEM MUST BEAR <br /> i•""'•,� ON NUT(TYP.) <br /> ' <br /> 2 LAIN. � <br /> Rod Stiffener Chart RC-2, RC-2.1 ROD STIFFENER [STRUT <br /> PLATE AT B2 <br /> Dim. A Dim. B RC-1 ROD STIFFENER 5/8"THRU 1"DIA.ROD ONLY <br /> Maximum Maximum 3/8"THRU 5/8"DIA.ROD M <br /> 1.1 <br /> Threaded Rod Length Spacing Z! Intrior <br /> Roci Without Between :111 111�.ii Z6Diameter Stiffener Rod StiffenersInch Inch Inch L L <br /> 3/8 16 20 10 0 <br /> 1/2 18 22 <br /> 5/8 24 28 STRUT: STRUT: <br /> 3/4 30 30 1 5/8'x 1 5/8"x 12 GA. RC2: B1 STRUT 1 5/8°x 1 5/8'x 12 GA. <br /> 7/8 40 40 SOLID OR SLOTTED x 8'-0"MAX. SOLID OR SLOTTED x 8'-0"MAX.(NOT SHOWN) <br /> 1 46 46 1 5/8"x 1 5/8"x 12 GA. RC2.1: B2 STRUT 1 5/8"x 1 5/8"x 12 GA. <br /> 1 1/8 54 54 SOLID BACK-TO-BACK x 15-0' SOLID BACK-TO-BACK x 15-0'MAX. <br /> 1 1/4 58 58 MAX.(NOT SHOWN) (AS SHOWN) <br /> 1 3/8 66 66 NOTICE: ROD STIFFENING REQUIRED ONLY FOR HANGER <br /> 1 1/2 72 72 RODS TO WHICH SEISMIC BRACING HAS BEEN INSTALLED. <br /> TIGHTEN STIFFENER NUT TO FINGER <br /> NOTE: TIGHT PLUS 2 FULL TURNS OF THE NUT <br /> ROD STIFFENERS MAY BE ELIMINATED WHERE TWO MAX ALLOWABLE STRUT COMPRESSION: <br /> RIGID BRACES ARE ATTACHED TO THE SAME ROD AND <br /> ARE 180 DEGREES OPPOSED TO ONE ANOTHER. 81 SOLID=2300 LBS. B1 SLOTTED=2000 LBS. <br /> B2 SOLID=2100 LBS. B2 SLOTTED NOT ALLOWED <br /> ROD STIFFENING REQUIREMENTS <br />, isill#t <br /> 1 y 1-_ -:'-'1,_-' g <br /> International Seismic Application Technology <br /> 14848 8 8 N r t <br /> o ham Street,La Mirada, CA 90638 <br /> 877-999-4728 (Toll Free) 714-523-0845(fax) <br /> www.isatsb.com <br /> L./' V `rlc/ Rev.2 <br /> 11/01/08 <br /> Page <br /> Model Law Structural Engineer G1 <br /> NCEES No. 20675 <br />