ETL 11-15 Repairing and Backfilling Earthen Structures with Flowable Fill  


This letter provides guidance on the use of flowable fill for repairing or backfilling excavations in earthen structures. Direction is provided on the mix design, characterization, and usage of flowable fill. A brief review of the research efforts that led to the development of this ETL is also provided.

Note: The use of the name or mark of any specific manufacturer, commercial product, commodity, or service in this ETL does not imply endorsement by the Air Force.