Exercise 4-8 Direct Method and Sequential Method of Distributing Service Department Costs A manufacturing company has two service and two production departments. Building Maintena departments. The production departments are Assembly and Machining. The following data have been estimated for next year's operations: Direct labor hours Floor space occupied: Assembly, 80,000; Machining, 40,000 Factory Office, 10%; Assembly, 4096; Machining, 50% The direct charges identified with each of the departments are as follows: 90,000 71,000 378,000 328,000 Assembly Machining .. .. The building maintenance department services all departments of the company, and its costs are factory office costs are allocable to Assembly and Machining on the basis of direct labor hours