AutoTight® by Commins
Manufacturing, Inc.
The Continuous Rod Holdown System
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   AutoTight® CAT Equivalents for TDS24
Required Loads per Simpson Catalog Form C-ATS05 Expires 1/31/07
2003 IBC Runs     1997 UBC Runs
 
CAT 2-8 (T2)
   Reqd  Tension Diff.
Level  Load  Load Load
   lbs  Rod Plate
2 11,620 15,708 15,180
    R8 S16
1 15,180 15,708  
    R8  
CAT 2-8 (T2)

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CAT 2-8 (T2)
   Reqd  Tension Diff.
Level  Load  Load Load
   lbs  Rod Plate
2 15,500 20,944 20,240
    R8 S22
1 20,240 20,944  
    R8  
CAT 2-8 (T2)

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Single Take-Up Device Equivalent     Single Take-Up Device Equivalent
       
CAT 2-78 (T21)
   Reqd  Tension Diff.
Level  Load  Load Load
   lbs  Rod Plate
2 11,620 12,026 11,620
    R7 S12
1 15,180 15,708 3,560
    R8 S8
CAT 2-78 (T21)

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CAT 2-78 (T21)
   Reqd  Tension Diff.
Level  Load  Load Load
   lbs  Rod Plate
2 15,500 16,035 15,500
    R7 S16
1 20,240 20,944 4,740
    R8 S8
CAT 2-78 (T21)

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Take-Up Device Every Level
 Required by Many Structural Plans		     Take-Up Device Every Level
Required by the City of San Diego
Embedments
(under construction)		    
Compression Trimmers
Douglas Fir-Larch
Hem-Fir
 
 
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Copyright 2005  Commins Manufacturing, Inc., Friday Harbor, WA 98250, Tel (360) 378-9484
 

AutoTight® Rod Holdown Systems and components are covered by one or more of the following U.S. Patents 6,390,747; 6,585,469; 6,625,945, other patents both foreign and domestic are pending.