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May 24, 2012 · IGCC: Pearl or Peril Stephen S. Szoke June 4, 2012 Page 1 of 45 IGCC: Pearl or Peril? An overview of the potential impacts on the use of concrete, concrete products, and masonry.

the downstream section of the levee includes a soil-cement toe-down extending to the edge of the freeway pavement. The toe-down section provides protection against scour during overtopping events. The soil-cement armor is then covered with non-structural earthen fill for aesthetical purposes. The width and slope of the earthen fill vary with ...