However, you must be able to demonstrate, through experience shown in your written application materials that you possess the sufficient knowledge, skills, and abilities to successfully perform the work of this position without more than normal supervision including operating lock and dam equipment where lock and dam gates and valves are electrically or hydraulically controlled, as directed; making minor repairs to lock and dam equipment; apply locking procedures, policies, and laws regarding traffic right-of-way, sequence of operations and safe passage of hazardous commodities and damaged crafts; and comply with governing safety practices and procedures. I can apply locking procedures, policies, and laws regarding traffic right-of-way, sequence of operations and safe passage of hazardous commodities and damaged crafts; provide locking instructions to tow boat captains and other craft operators; operate electrically or hydraulically controlled lock and dam equipment; determine the specific actions to take during breakdowns of equipment, delays in operation, and accidents; recognize and avoid potential work hazards; perform repairs necessary to keep the lock in operation.