1. Controlled Low Strength Material (CLSM) aka ‘Flowable Fill’ Presented by: Daniel Garza

2. Composition of Concrete Fill  Cement  Sand  Water  Air-Entraining Additive Elastizell Engineered Fill Darafill

3. Property Comparisons PropertyCLSMType II Concrete Cast Density75-90 pcf150 pcf 28-day compressive strength 90 psi3000 psi Slumpunattainable3” - 4”

4. Specific Job Use  Corpus Christi Seawall Project

5. Mixing Procedure  Admixture added at site

6. Placement Procedure  Longitudinally-cut pipe used as troughs

7. Placement Procedure  Flow of concrete similar to water

8. Voids Before Placement  Bulkheading required to contain flow

9. Voids After Placement  Density low enough for hand excavation

10. Finished Section  Used as formwork for concrete placement

11. References  Elastizell Corporation of America www.elastizell.com  Grace Construction Products www.na.graceconstruction.com  Shiner Moseley & Associates www.shinermoseley.com  Unicon Concrete www.carolinapumping.com