Precast is utilized to construct both the superstructure and substructures of all types of bridges. Superstructures include: flat slabs, adjacent box beams, pretensioned beams, spliced and curved girders. Whereas substructures include: precast end bents, piles and pile bent caps, water line pile caps, and precast columns. 

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Beam Sections and Properties

PCI has developed and proven common Super Structure systems and Beam Shapes and section properties: 

There are a number of different beam shapes in the U.S. Market. PCI has developed Preliminary Design Charts in accordance with the AASHTO. 2010. AASHTO LRFD Bridge Design Specifications, Fifth Edition with 2011 Interim Revisions. The below chart is a sample of those products. The charts can be accessed in Preliminary LRFD Design Charts which you can download here: Preliminary LRFD Design Charts

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