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Stabilizing Soils with Class C Fly Ash

Stabilizing Soils with Class C Fly Ash
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Stabilizing Soils with Class C Fly Ash - 1

Company Profile Stabilizing soft soils is simply the process of applying controlled amounts of Class C fly ash to the soil surface, thoroughly blending the ash with the soil and water, usually with a reclaimer or pulverizer, grading the material blend and compacting it. The stabilized material is now ready for subsequent construction. What is the purpose of fly ash stabilization? Soft, wet, clay-type soils cannot be Lafarge North America is part of the Lafarge Group. The world leader in building materials, active on five continents, the Lafarge Group holds top-ranking positions in all four of its divisions – cement, aggregates and concrete, roofing and gypsum. By focusing on the development and improvement of building materials, Lafarge puts the customer at the core of its strategy and offers the construction industry and the general public innovative solutions that will bring more safety, comfort and beauty to our everyday lives. graded or otherwise manipulated during construction without great difficulty. Stabilizing these soils with fly ash makes them dry, strong and easy to grade. The selfcementing Class C fly ash makes the soils hard and strong, creating a platform on which subsequent construction operations can proceed more effectively. Contact your Lafarge Regional Office for specific product information, availability and ordering. River Business Unit Lee’s Summit, Missouri Phone: 816-251-2100 Lakes and Seaway Business Unit Bingham Farms, Michigan Phone: 248-594-1991 Limited Warranty Lafarge North America Inc. recommends independent tests be conducted using jobsite materials for each project. As Lafarge North America Inc. cannot control the final use of its products, there are no warranties expressed or implied regarding the use of a specific product or combination of products in any given circumstance. Lafarge North America Inc. 12950 Worldgate Drive, Suite 500 Herndon, VA 20170 Lafarge Canada Inc. 606 Cathcart Street Montréal, Québec H3B 1L7 www.lafarge-na.com CEMENT Printed on recycled paper. Stabilizing Soils with Self-Cementing Class C Fly Ash Stabilizing Soils with Self-Cementing A Field Guide for Owners, Engineers and Contractors

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Stabilizing Soils with Class C Fly Ash - 2

What types of equipment are required? Essential pieces of equipment include a distributor truck, a reclaimer for blending, a grader, a pad-foot roller, a drum roller and a water truck. The availability of a bucket loader can be beneficial when there arises the need to move small amounts of material on the jobsite. Who controls the work activities? Ideally, the contractor is in charge of blending and grading operations and controls the work flow. Others involved are the fly ash supplier, engineers, and contractors who are in charge of storm sewer and other utility work. The stabilization...

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