surveying, engineering road and bridge reconstruction, patching, signing, striping, ditching, cutting trees and brush, grading, roadside mowing, guide rail installation, stone crushing and screening preparing county road and bridge construction plan advising businesses and homeowners requesting roadway or driveway access onto county highways oversight of Chase Field Airport, 922 Route 222 operating 55-acre Dwyer Memorial Park, north end of Little York Lake, picnicking, softball field, horseshoe pits, boating facilities and children's play areas. Three pavilions available on a first-come, first-served basis. Call the department for reservations.