sentences:  The route was designated in 2002, replacing a portion of SR 146.State Route 564 begins as a continuation of the Las Vegas Beltway, starting where I-215 ends at its junction with I-11 and I-515, which are concurrent with US 93 and US 95.From there, the route travels east along Lake Mead Parkway, a major arterial roadway, towards downtown Henderson and intersects the Boulder Highway (SR 582).