Calculating Repair and Maintenance Expense

The Camelback Cement Company made the following expenditures relating to its plant and equipment:

Overhauled several machines at an aggregate cost of $175,000 to improve the efficiency of the equipment over its remaining useful life.

Replaced a broken driveshaft on a forklift at a cost of $30,000.

Completed regularly scheduled repairs at a cost of $75,000.

Installed a foam roof on the plant over the existing, but leaking, flat-rolled roof at a cost of $200,000.