Is this correct?

The Heartland Road Department aims at repairing the county's roads which are both paved and gravel. The state department of transportation will reimburse the Heartland Road Department at a fixed rate per mile: $4800/mile for gravel, and $6,700/mile for paved road. All personnel are fulltime. The annual salary for the director is $85,000, and secretary, $ 45,000. The director and secretary are responsible for the entire department (the gravel and paved road). All maintenance personnel receive the same salary and fringe benefits, which total $50,000 per maintenance employee 3 for Gravel and 4 for paved department. in FY 2016. Supplies expenditures are $ 100,000 for 100 miles gravel road repaired, $105,000 for 70 miles paved road repaired. Equipment lease is charged for $650 per mile for the gravel, $1200 per mile for the paved road. please answer the following question

2. What are the indirect costs for each mission center?

Indirect Costs (Overhead)

1. costs that are assigned to a unit from outside.
2. costs of resources not used directly to provide service.

The directors and secretary salary 85,000 + 45,000 = 130,000