This $19.7-million Caltrans project creates a new concrete barrier within the median and a resurfaced freeway on one of the most traveled and worst areas of freeway in California. It is located on Highway 80 in Solano and Napa counties in and near Vallejo, from east of the Tennessee Street overcrossing to American Canyon. Related Links: Best of California 2009 The scope of work involved a median freeway widening and repave with asphalt. The project team also replaced the existing thrie-beam guardrail with a new concrete median barrier, installed all new median drainage, built three retaining walls totaling approximately 2,200
This $3.4-million project reconstructed the racetrack with a new track material called Tapeta, which was required by the California Horse Racing Board. It also included installation of an extensive drainage system. Related Links: Best of California 2009 Given the tight constraint of the schedule due to the racing season, the entire new track literally had to be built in three months, and both the owner and contractor team worked to achieve that goal. Tapeta is made up of sand, recycled rubber and plastics and wax and is being used more and more in the country’s race tracks. With the new