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Granite Mountain Quarries (GMQ)
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Construction Materials

Base Material

Class 7 Base (SB-2) – 1.5" minus w/fines
Class 8 Base – 1" minus w/fines
P-209 – 1.5" minus w/fines

Class 7 Base (SB-2) – 1.5 in. minus w/fines
Class 7 Base

Ballast Material

AREA #4 – 2" to 3/8" (washed/clean)
AREA #4A (D-Ballast) – 2" to 3/8" (washed/clean)
AREA #5 (C-Ballast) – 1.5" to 3/8" (washed/clean)

AREA #5 (C-Ballast) – 1.5 in. to 3/8 in. (washed/clean)
C-Ballast
AREA #4A (D-Ballast) – 2 in. to 3/8 in. (washed/clean)
D-Ballast

Concrete Material

ASTM #57 – 1.5" to 3/8" (washed/clean)
ASTM #67 – .75" to #8 (washed/clean)
ASTM #4 – 2" to 3/8" (washed/clean)

ASTM #57 – 1.5 in. to 3/8 in. (washed/clean)
ASTM57
ASTM #67 – .75 in. to #8 (washed/clean)
ASTM67

Misc. Material

Industrial Sand – 3/8" minus w/fines (washed)
Rip-Rap #1 – 6" to 18"
Rip-Rap #2 – 6" to 24"
A-Stone – 12" minus
B-Stone – 6" minus
Stone Backfill – 6" to 1.5"

Asphalt Material

Please contact our sales department with
your gradation needs. We can make
fractionated materials if you need them.
(gmq@gmqrock.com)

Industrial Sand – 3/8 in. minus w/fines (washed)
Industrial Sand
Rip-Rap #1 - 6 in. to 18 in.
Rip-Rap1
A-Stone – 12 in. minus
A-Stone
Rip-Rap #2 – 6 in. to 24 in.
Rip-Rap2
B-Stone – 6 in. minus
B-Stone

STATE
LETTINGS

Please contact our
sales department
for all of your
State Letting needs.

Learn More.