Grab Dredger Operator
ぐらぶどれっじゃーうんてんこう
Industry & Occupation
Classification
Summary
A job that operates grab dredgers to excavate and remove sediment and deposits from water areas such as rivers, ports, and lakes.
Description
Grab dredger operators manipulate the grab bucket mounted on vessels to excavate and remove bottom sediment in water areas. Prior to operations, they measure excavation depths and positions, and deploy the bucket according to the plan. Excavated sediment is transported via landing facilities or pipelines. They also manage safety, perform machine inspections and maintenance, and adjust operations based on tides and weather conditions.
Future Outlook
Demand will continue steadily due to infrastructure maintenance and renewal needs, but skill enhancement will be required due to advances in efficiency improvements and unmanned technologies.
Personality Traits
Work Style
Career Path
Construction Machinery Operator → Senior Machine Operator → Site Agent → Site Supervisor → Construction Management Technician
Required Skills
Basic Surveying Knowledge / Grab Dredger Operation / Heavy Equipment Operation / Occupational Safety and Health Management
Recommended Skills
Basic Knowledge of Weather and Sea Conditions / Hazard Prediction Activities / Knowledge of Tides and Currents / Machine Inspection and Maintenance
Aptitudes (Strengths Preferred)
| Item | Description |
|---|---|
| Attention to Detail & Accuracy | Because accurate operation is necessary to ensure the safety of the surroundings. |
| Collaboration & Teamwork | Because coordination with crew members and site staff is essential. |
Aptitudes (Weaknesses Acceptable)
| Item | Description |
|---|---|
| Creativity & Ideation | Because the work content is routine and does not require much creativity. |
Related Qualifications
- Vehicle-Type Construction Machinery Operator Technician
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