Well Gravel

Ricci Bros. Well Gravel Features

  • Convenient 50 lb. heat seal bags with handles or 3,000 lb. bulk sacks are available
  • QC program assures precise and uniform grain sizes for repeatable packing and water flow
  • Full range of sizes to match aquifer characteristics easily
  • Certified to ANSI/NSF Standard 61

How to Purchase

Call us with the well inside diameter, outside diameter, depth and screen slot slot size in inches or mm.

Available Sizes
Slot Size-in. Slot Size-mm. Use This Grade
0.067 1.70 4 or Larger
0.045 1.18 3 or Larger
0.033 0.85 2 or Larger
0.023 0.60 1 or Larger
0.016 0.42 O or Larger
0.012 0.30 OON or Larger
0.010 0.25 OO or Larger

Common Gradations - wt % Passing

ASTM E11
Sieve#

mm.
Open

In.
Open

0.15
mm

blend

0.4
mm

0.5
mm

0.6
mm

1.0
mm

1.2
mm

1.4
mm

2.0
mm

4

4.75

0.188

             

100

99

6

3.35

0.132

           

100

99

50

8

2.36

0.094

         

100

95

55

10

10

1.70

0.067

 

100

   

100

95

55

5

1

16

1.18

0.045

 

95

 

100

99

45

10

1

 

20

0.85

0.033

 

80

100

99

50

5

1

   

30

0.60

0.023

100

60

95

35

5

1

     

40

0.42

0.016

95

35

40

5

1

       

50

0.30

0.012

75

10

5

1

         

60

0.25

0.010

45

5

2

           

70

0.21

0.008

30

2

1

           

100

0.15

0.006

5

1