Highway Maintenance Supervisor salary at Washington State Department of Transportation

The average highway maintenance supervisor salary at Washington State Department of Transportation was $73,710 . Highway Maintenance Supervisor salaries at Washington State Department of Transportation typically range from $50,650 to $93,600 (25th to 75th percentile). The highest reported highway maintenance supervisor salary was $148,900. There are 111 employees at Washington State Department of Transportation with the job title highway maintenance supervisor.