High Strength Concrete Aggregates

When you need complete confidence in the strength and durability of your concrete mixes, our line of high-strength concrete aggregates is up to the challenge. Used for bridges, structural supports, and paving applications, our high-strength concrete aggregates feature:

  • 100% fractured faces
  • Near 0% friable particles
  • Highly cubical product shape
  • Washed aggregate (Lisbon & Sussex locations)
  • Full range of sizes (sand to 2 Stone)
  • 100% limestone geology source
LOW CHERT CONCRETE STONE #2

#2 LOW CHERT CONCRETE STONE

1½” X ¾”

Low chert #2 – “low chert concrete stone #2 is very clean, dry screened clear limestone well-graded from 3/4″ to 1 1/2″, designed to meet the Wisconsin DOT spec for Coarse Concrete Aggregates #2 (AASHTO No. 4).

We stock Low-Chert Concrete Stone #2 at our Lannon Quarry.

LOW CHERT CONCRETE STONE #1

#1 LOW CHERT CONCRETE STONE

¾” X 3⁄16“

Low-Chert Concrete Stone #1 is a very clean, clear limestone graded from 3/16″ to 3/4″, but predominantly above 3/8″, and is designed to meet the Wisconsin DOT spec for Coarse Concrete Aggregates #1 (AASHTO No. 67).

We stock Low-Chert Concrete Stone #1 at our Lannon Quarry (washed) and Sussex Quarry (washed).

LOW CHERT CHIPS ⅝”

5/8″ LOW CHERT CHIPS

5/8” X 3/16″

Low-Chert 5/8″ Chips are clean, clear limestone graded from 3/16″ to 5/8″, and are used in specialty mixes for engineered concrete products.

We stock Low-Chert 5/8″ Chips at our Jackson Quarry (double dry-screened) and Sussex Quarry (washed).

LOW CHERT CHIPS ¼”

1/4″ LOW CHERT CHIPS

1/4″ X 3/16″

Low-Chert 1/4″ Chips are a very clean, washed clear limestone graded from 3/16″ to 1/4″, and are used in concrete block, decorative concrete products, and engineered concrete products.

We stock Low-Chert 1/4″ Chips at our Jackson and Sussex Quarries.

MANUFACTURED SAND

LOW CHERT MANUFACTURED SAND (C33 SPEC)

Low-Chert Manufactured Sand is a very clean, washed sand produced from crushed limestone graded from #200 mesh to 3/16″ and designed to meet Wisconsin DOT Spec for Fine Concrete Aggregates.

We stock Low-Chert Manufactured Sand at our Jackson Quarry and Sussex Quarry.