CalMat Co., d/b/a Vulcan Materials Company - Mountain West Division

Labor Union:International Union of Operating Engineers, Local 428

Voting Unit (Unit A):INCLUDED: All full-time and regular part-time Electrician 1 s, Electrician 2s, Electrician 3s, Mobile Equipment Mechanic 1s, Mobile Equipment Mechanic 2s, Mobile Equipment Mechanic 3s, Fixed Maintenance Mechanic 1 s, Fixed Maintenance Mechanic 2s, Fixed Maintenance Mechanic 3s, Equipment Operator 1 s, Equipment Operator 2s, Universal Equipment Operator 3s, Aggregate Plant Operator 1 s, Aggregate Plant Operator 2s, Aggregate Plant Operator 3s, HMA Plant Operator 1 s, HMA Plant Operator 2s, HMA Plant Operator 3s, Utility Worker 1s, and Utility Worker 2s employed at the Employer's Bullhead City location in Mohave County, Arizona and the Employer's location in Yuma, Arizona. EXCUDED: All other employees, office clerical employees, managerial employees, guards, and supervisors as defined in the Act.