本单元组工人站岗瞭望,操作和维护甲板设备,执行其他的甲板和桥梁职责,协助船舶轮机员操作,维护和修理船舶或者自航船的发动机,机械及辅助设备。他们受雇于海洋运输公司和联邦政府部门。
Workers in this unit group stand watch, operate and maintain deck equipment, perform other deck and bridge duties, assist ship engineer officers to operate, maintain and repair engines, machinery and auxiliary equipment aboard ships or self-propelled vessels. They are employed by marine transportation companies and federal government departments.