Slabjacking — State-of-the-Art

by Lloyd R. Gebhart, (F.ASCE), Chairman and Construction Liaison Engr.; U.S. Bureau of Reclamation, Federal Center, Denver, Colo.,

Serial Information: Journal of the Geotechnical Engineering Division, 1977, Vol. 103, Issue 9, Pg. 987-1005

Document Type: Journal Paper


Reviews the art of lifting and leveling portland cement concrete slabs by injection of cementious grout material between the subgrade and the slab. Includes history and background data as well as current practices, advantages, disadvantages, and specific procedures. Grout materials, mixtures, equipment, and lifting controls are discussed. Includes case histories and a summary of the current practices of 41 State Highway Departments.

Subject Headings: Grouting | Case studies | Leveling | Portland cement | Concrete slabs | Subgrades | History | Mixtures

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