FAA spec marks first for underground precast structures

Source: National Precast Concrete Association, Carmel, Ind.

Underground infrastructure projects at airports will be easier for precast concrete producers to bid after release of the Federal Aviation Administration’s Approved Advisory Circular Specifications for 2019. The 717-page document specifies precast concrete for all underground drainage structures for the first time, and stems from three years of FAA and National Precast Concrete Association collaboration. 

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