Concrete Removal Techniques with Potential for Use in Rockby Roy L. Campbell, Sr., US Army Corps of Engineers, United States,
Abstract: This paper describes concrete removal techniques that were employed in the rehabilitation of US Army Corps of Engineers mass concrete structures and are thought to have potential for limited employment in foundation excavation in rock. Techniques presented include presplitting with expansive agent, rotary head cutting, impacting with mechanical breaker, stitch drilling, and mechanical presplitting.
Subject Headings: Mass concrete | Foundations | Rocks | Aging (material) | Drilling | Rehabilitation | Federal government
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