Limestone base

1/2 inch to Dust

3/4 inch to Dust / Base

Non-Spec Base

1 3/4 inch to Dust / Road Base / A2

Graded Limestone

Grade 2 “city base”

Grade 3 C/S (3/4 x 1/2) inch

Grade 4 C/S (1/2 x 3/8) inch

Grade 5 C/S (3/8 x 1/4) inch

Modified Grade 5

washed

3/8, 1/2, 5/8, 3/4, and 1 inch

Screened

1 1/2 inch

specialty limestone

Septic Rock

#67 Rock 1/2 to 3/4 inch “Pipe Bedding”

#57 Rock 1/2 to 1 inch “Pipe Bedding”

large limestone rock and boulders

2x3 Rock, 3x5 Rock, Trap or Wall Building size rock

Boulders of Various Sizes