Ringos Mill Covered Bridge
Encyclopedia
The Ringos Mill Covered Bridge spans Fox Creek in Fleming County in a single 90-foot span. It was named for a grist mill situated 50 yards downstream.

The bridge's timbers are of yellow pine. It was probably built by the same contractor who constructed Hillsboro Covered Bridge
Hillsboro Covered Bridge
The Hillsboro Covered Bridge, known locally as the "Hillsboro-Grange City Covered Bridge", spans Fox Creek in Fleming County adjacent to Kentucky Route 111, 13.6 miles southeast of Flemingsburg, Kentucky...

 several miles down Fox Creek. Abutments are of red stone covered with a concrete facing and the walls are double-sided with yellow poplar. Ventilation and light are provided by clerestory openings in the siding. The bridge is a good example of Theodore Burr's 1814 patented truss design
Burr Truss
The Burr Arch Truss — or simply Burr Truss or Burr Arch — is a combination of an arch and a multiple kingpost truss design. It was invented in 1804 by Theodore Burr, patented on April 3, 1817, and used in bridges, usually covered bridges....

that employs multiple kingposts. Patent bridges were the "bread and butter" of early engineers who typically received one dollar per linear foot of bridge construction for use of the patented design.
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