This is skilled work in the safe and efficient operation of a variety of mobile cranes with a capacity of fifteen tons or greater.

Employees in this class operate a variety of mobile cranes used in construction, canal dredging, debris removal and refuse collection. Duties include driving and operating a hydraulic or cable-type crane over the road and off the road in the performance of assigned tasks. Considerable manipulative skill and dexterity is required to assure the safe operation of the equipment and to safeguard nearby persons, property and moving traffic. Some routine vehicle maintenance including pre-operation checks, routine preventive maintenance and minor field repair or adjustment of equipment is required. Incumbents work independently and may serve as a crew leader in overseeing job site activities. Supervision is received from a technical superior who reviews work for proper completion of assigned tasks in accordance with departmental policies and procedures.

ILLUSTRATIVE TASKS

Operates a hydraulic or cable-type mobile crane with a capacity of fifteen tons or greater; drives the vehicle over the road to and from work locations, from one work location to another, and along canal banks; sets up crane for work at both on-road and off-road locations.

Carefully picks up debris, silt or vegetation deposited along roadsides or canal banks and loads into trash trucks or dump trucks; carefully lifts and places large objects associated with roadway and canal maintenance or construction activities; carefully removes debris or obstructions from below water in canals or at culverts.

Carefully lifts large steel tow boats into or out of the water, and to or from the ground or their transport vehicle.

Performs all necessary pre-operation checks, routine preventive maintenance, minor field repairs and adjustments, including changing of buckets, cables or rigging necessary to perform assigned tasks.

Exercises responsibility as a crew leader and oversees job activities including dispatching of debris-filled trucks from the job site to the designated dump, and assuring the proper operation of tow boats by boat operators.

Observes and enforces established safety practices and procedures.

Performs related work as required.

KNOWLEDGES, ABILITIES, AND SKILLS

Considerable knowledge of the operating characteristics of a variety of mobile cranes with a capacity of fifteen tons or greater.

Considerable knowledge of the occupational hazards and safety precautions applicable to heavy equipment operation.

Considerable knowledge of the geography of the metropolitan Dade County area.

Knowledge of the maintenance requirements applicable to variety of mobile cranes with a capacity of fifteen tons or greater.

Ability to work independently in the performance of assigned duties.

Ability to detect needed repairs and make minor adjustments to mobile cranes.

Ability to understand and follow verbal and written instructions.

Ability to observe and enforce established safety practices and procedures.

Skill in the operation of a variety of mobile cranes.

Physical strength and agility sufficient to perform assigned duties.