Operate and tend bridges, canal locks, and lighthouses to permit marine passage on inland waterways, near shores, and at danger points in waterway passages. May supervise such operations. Include drawbridge operators, lock tenders and operators, and slip bridge operators.
Note: The mid-wage is the median wage. The average wage is the mean wage. The entry-level wage is equal to the average of the lower third of reported wages for the occupation. The wage range consists of the 10th and 90th percentiles; 80% of workers earn between this wage range, 10% earn less while 10% earn more.