Common uses for this product include but are not limited to:
Pipe Bedding, French Drain Bedding, Driveway Surfacing, and Roadway Surfacing.


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WYDOT Grading B Drain Rock
1" Rock
% Passing, by Mass
WYDOT Dave's Asphalt
Sieve
50mm/2in. - -
37.5mm/1.5in. 100 100
25mm/1in. 95-100 96
19mm/0.75in. - -
12.5mm/0.5in. - -
4.75mm/#4 0-10 3
2.36mm/#30 - -
75µm/#200 - -