Rte 12/113 Roundabout, Rio Vista, CA Caltrans #04-4G5604 (Subcontractor to O. C. Jones & sons, Inc.)
The Project included construction of a single-lane roundabout at the intersection of Rte 12 and Rte 113. The Project components consisted of approach legs, splitter islands, center island, traversable apron, roadway, intersection widening, drainage system, guard rail replacement, lighting installation, construction staging and site clean-up and restoration. The concrete structures constructed consisted of a round retaining wall, barrier transitions and a structural curb. The retaining wall required colored concrete, aesthetic texture and stain.
