PACIFIC MARINE & INDUSTRIAL ®      
 
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Drainage Grates
R-4030 Series
 

Heavy Duty Grates

 

Designed to fit in bell end of standard sewer pipe.

Bell and spigot vitrified clay and concrete pipe are made under many specifications and dimensions

vary. Check the grate sizes in the table to be sure they will fit the pipe you are using.

 

Specify: Catalog number and pipe size

 
Dimensions in Inches  
Catalog No.  Pipe  Grate  Grate 
Heavy Duty  Size  Dia.  Thickness* 
R-4030-4‡  4 5 3/4 1 1/2
R-4030-6‡  6 8 2
R-4030-8‡  8 10 3/8 2 1/4
R-4030-10‡  10 12 5/8 2 1/2
R-4030-12‡  12 14 3/4 2 1/2
R-4030-15‡  15 18 1/4 2 3/4
R-4030-18†**§  18 22 2 3/4
R-4030-21†**§  21 25 1/2 3
R-4030-24†**  24 29 3 1/4
R-4030-27**  27 32 3/4 3 1/2
R-4030-30**§  30 36 3 3/4
 

Showing grate placed in bell of standard vitrified sewer pipe.

  
Free Open Area Tables
To Calculate Drainage Water Flow
Listed by Product Number

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