Experienced Geotechnical Contractors helitechccd.com 1-800-246-9721 EARTH SHORING GROUND IMPROVEMENT DEEP FOUNDATIONS VIBRATORY STONE COLUMNS MICROPILES GROUTING PROJECT CASE STUDY Sector: Wholesale Store Description A 143,000 square foot retail warehouse for a wholesale store was proposed at a large retail center. The building is a concrete masonry unit, approximately 30 feet high, supported by conventional spread footings. The Geotechnical investigation found the soil to be unsuitable for spread footing construction. The soils were found to be an existing fill with cobles, old foundations, and voids from 1 to 9 feet in depth, clay from approximately 9 to 25 feet, and then clayey sand down to 45 feet. Requirements & Challenges The Geotechnical Engineering firm r

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