Class II Base Rock-Recycled


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$20 per yard³
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The Class II Base Rock - Recycled is produced from 100 percent crushed concrete and asphalt concrete products. It is designed to form a base for roads, parking lots, driveways and sidewalks. This material may also be used as sub-base for building foundations. Class II Base Rock meets the specifications of the State of California Standard Specifications, Section 26.

SIEVE ANALYSIS
INCHES
MM / UM
GRADING
CALTRANS SECTION 26
1" 25 mm 100 100
3/4" 19 mm 98 90 - 100
#4 4.75 mm 45 35 - 60
#30 600 um 15 10 - 30
#200 75 um 3.7 3 - 9

 

ASTM SPECIFICATIONS
Sand Equivalent 55
"R" Value 79
Coarse Durability 60
Fine Durability 38