PACIFIC MARINE & INDUSTRIAL ®      
 
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Man Hole Covers
R-1740 to 1741 Series
 

Large Manhole Frames, Solid Lid with Removable Center Lid

 

Heavy Duty

 

Removable 22” diameter lid provides easy access to underground vault.

 
R-1741-D off center access lid aligns with permanent underground ladder fastened to vault wall.
 
Dimensions in Inches  
Catalog  Lid 
No.  AA  Type 
R-1740-D2  38 19 1 1/2 36 49 10
R-1740-E  44 22 1 3/4 42 56 10
R-1740-E1  (See note below**) 
R-1740-F†  50 25 2 48 62 10
R-1741-D*  38 —  1 1/2 36 49 10
R-1741-E*  44 —  1 3/4 42 56 10
R-1741-F*†  50 —  2 48 62 10
*22” diameter center lid located 6” off center.  
**Same as R-1740-E, except center lid has 31 15/16” diameter.  
†Base flange (Dimension E) is flattened to 59” at four quarter points.  
 
 

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