sentences:  During such a project bridges and overpasses may be rehabilitated or replaced, drainage systems are upgraded, and other modifications are made to improve safety on the road without completely reconstructing it, allowing it to remain at least partially open during construction.Two projects on the Pennyrile Parkway and the Western Kentucky Parkway in Hopkins County were evidence that Kentucky took this approach.In 2007, work began on a $14.9 million project to replace of pavement on the Pennyrile Parkway segment slated for the I-69 designation.