If your commute takes you through the USA Parkway area, be prepared for some delays and back ups, as the Nevada Department of Transportation has started work to extend the parkway to connect I-80 and US 50. And that work is planned for the rest of the year. You'll see single, periodic lane closures during the week as construction crews add guardrails, and grade the slopes next to the road. NDOT's Meg Ragonese.