AutoTight® by Commins
Manufacturing, Inc.
The Continuous Rod Holdown System
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   AutoTight® CAT Equivalents for TDS4HS
(Additional Equivalents Available for Specific Requirements)
Required Loads per Simpson Catalog Form C-ATS05 Expires 1/31/07
2003 IBC Runs     1997 UBC Runs
 
CAT 4-6HS8HS (T42)
   Reqd  Tension Diff.
Level  Load  Load Load
   lbs  Rod Plate
4 12,270 17,672 17,670
    R6HS S19
3 17,670 17,672  
    R6HS  
2 24,050 31,416 13,740
    R8HS S14
1 31,410 31,416  
    R8HS  
CAT 4-6HS8HS (T42)

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CAT 4-6HS8HS (T42)
   Reqd  Tension Diff.
Level  Load  Load Load
   lbs  Rod Plate
4 16,360 23,563 23,560
    R6HS S24
3 23,560 23,563  
    R6HS  
2 32,070 41,880 18,320
    R8HS S19
1 41,880 41,880  
    R8HS  
CAT 4-6HS8HS (T42)

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Under Construction

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Two Take-Up Device Equivalent     Two Take-Up Device Equivalent
       
CAT 4-6HS7HS8HS (T4321)
   Reqd  Tension Diff.
Level  Load  Load Load
   lbs  Rod Plate
4 12,270 17,672 12,270
    R6HS S14
3 17,670 17,672 5,400
    R6HS S8
2 24,050 24,053 6,380
    R7HS S8
1 31,410 31,416 7,360
    R8HS S8
CAT 4-6HS7HS8HS
(T4321)

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Under Construction

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Information

    
CAT 4-6HS7HS8HS (T4321)
   Reqd  Tension Diff.
Level  Load  Load Load
   lbs  Rod Plate
4 16,360 23,563 16,360
    R6HS S8
3 23,560 23,563 7,200
    R6HS S10
2 32,070 32,070 8,510
    R7HS S10
1 41,880 41,880 9,810
    R8HS S10
CAT 4-6HS7HS8HS
(T4321)

Details Page
Under Construction

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for further
Information
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
 
 
Conversions  How to Specify Installation Guide Standard Systems Contact Us

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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.