Cement Kiln Dust vs Fly Ash: Choosing the Right Soil Stabilizer in Texas

Pile of gray cement kiln dust powder on a white background

Two of the most widely used industrial byproduct stabilizers in Texas are cement kiln dust (CKD) and fly ash. Both are effective and cost-competitive, and Hasten Chemical supplies both. But they have real differences in chemistry, performance, and TxDOT specification coverage. What Is Cement Kiln Dust? Cement kiln dust is a fine powder collected from […]

TxDOT Fly Ash Specifications: What Texas Contractors Need to Know

Geotextile fabric covering fly ash stabilized subgrade on a Texas road construction site

If you are bidding a TxDOT road project with soil stabilization, fly ash is likely on the table. Before you source material, you need to know what TxDOT requires: the right fly ash class, the right material certification, and the right mix design process. The Governing Document: DMS-4615 TxDOT departmental material specification DMS-4615 is the […]

Fly Ash vs Lime for Soil Stabilization: Which Is Right for Your Texas Project?

Pile of lime for soil stabilization at a Texas job site

Texas soils demand the right stabilizer. Fly ash and lime are both proven, both TxDOT-specified, and both available from Hasten Chemical. Here is a direct comparison. How Fly Ash Stabilizes Soil Fly ash is a pozzolanic byproduct of coal combustion. When mixed into soil with water, calcium compounds in fly ash (especially Class C) react […]

Fly Ash Supply in Texas: What Contractors Need to Know in 2026

Aerial view of a fly ash supply plant with conveyor systems

Fly Ash Supply in Texas: What Contractors Need to Know The Texas construction industry consumes more fly ash than almost any other state. Between highway expansion projects, commercial development, residential construction, and industrial infrastructure, the demand for fly ash as both a concrete admixture and a soil stabilization agent continues to grow. But the supply […]