Patents Assigned to Roman Arch and Culvert Corporation of America
  • Precast concrete bridge
    Patent number: 4587684
    Abstract: A bridge is made from a plurality of precast arcuate spans of reinforced concrete disposed side by side between concrete facia. The facia project upwardly to an elevation above the crown of the spans. Elongated rods join the spans to each other and to the facia.
    Type: Grant
    Filed: October 14, 1983
    Date of Patent: May 13, 1986
    Assignee: Roman Arch and Culvert Corporation of America
    Inventor: George R. Miller