Kansas City Fly Ash markets ASTM C-618 certified fly ash to the area construction market from four local coal fired power plants. Fly ash, a valuable mineral product from coal combustion, is used in readymix concrete, soil stabilization, recycling asphalt pavement and fly ash slurry backfills. Kansas City Fly Ash only markets Class C (self-cementing) fly ash that meets the physical properties, chemical properties, and performance criteria outlined in ASTM C-618. All of our fly ash sources are certified by an accredited lab and pre-qualified by both the Kansas and Missouri Departments of Transportation. This high quality construction material has been used in the Kansas City market since 1951 and lets our customers Build With Confidence. To order your fly ash today, give us a call at (816) 257-4093.