Kelly Peitz spent much of the past few weeks packing up and removing everything inside Old 395 Station in Washoe Valley. Peitz's garage at her Sparks home is now stacked full with convenience-store items - racks of Bic lighters, cans of chewing tobacco, commercial deli equipment.Old 395 Station, the venerable gas station that provided fuel and treats to residents of Washoe Valley and travelers between Reno and Carson City for decades, folded Oct. 13.Peitz and the handful of retailers located in the Washoe Valley corridor say revenues at their businesses plummeted drastically once Interstate 580 between Reno and the state …