Clark County EOP Basic Plan 5. Command and Control If necessary, the Alternate 1 location for the MACC is: Clark County Government Center 500 S. Grand Central Parkway, Las Vegas Figure 5-3 Alternate location 1 If necessary, the Alternate 2 location for the MACC is: McCarran Internal Airport Department of Aviation Administrative Building 1845 E. Russell Rd., Las Vegas Figure 5-4 Alternate MACC Location 5-7