Dunbar Stone is a manufacturer of crushed limestone products serving the construction, coal, oil and natural gas industries throughout Southwestern Pennsylvania and North Central West Virginia. We are a reliable provider of various size & quality crushed limestone, including gravel, stone, crusher run, riprap, shotrock and limestone sand.
Limestone is one of the key materials for both commercial and residential construction and is essential for Concrete, Asphalt, Construction, Erosion Control and Stabilizing Soils.
Limestone Dust
- High calcium dust, good for crops
#4 Limestone 1½" to 4"
– clean – drainage, good for muddy conditions, roads
1B Limestone 3/8" to 3/16"
- pea gravel - topping driveways, walking paths
6x0 Limestone 6" down
- road base
2A Limestone 1½" x 0
- modified, crusher run – compacting material, road base
R3 Limestone 2" x 6" RIP RAP
- road base, good for muddy conditions
2B Limestone 1½" down to 7/16"
– clean - driveways, good for muddy conditions
Other RIP RAP available upon request
- (R4 through R8)
#3 Limestone 1½" to 3"
- clean - drains, roads, good for muddy conditions
3A Limestone 3" down, 3" x 0
– roads, base material
Anti-Skid AS3 – 3/8" x 2/16"
- winter conditions
