Underwater Surveyor and Diver (Construction Works)
すいちゅうちょうさ・せんすいし（けんせつこうじ）
Industry & Occupation
Classification
Summary
Specialist who conducts underwater surveys and diving operations in construction works, responsible for inspection, repair, and installation of structures.
Description
Underwater Surveyor and Diver (Construction Works) is a specialist technician who performs surveying, inspection, photography, and repair work on underwater structures such as rivers, ports, dams, and bridges. Uses underwater cameras and echo sounders to assess site conditions, analyzes data, and prepares reports. Also maintains diving equipment and manages decompression schedules to conduct safe and efficient operations. Collaborates in teams on a wide range of tasks including concrete repair, underwater welding, caisson installation, and cable laying.
Future Outlook
Demand is expected to remain stable with the renewal of aging infrastructure and expansion of marine development. Efficiency in underwater survey operations is anticipated to improve with the introduction of robotics and remote technologies.
Personality Traits
Calm and composed / Cautious / Curious and inquisitive / Team-oriented
Work Style
On-Site Stationed / Outdoor Underwater Work / Project-Based / Team Work
Career Path
Site Worker → Underwater Surveyor and Diver → Senior Diver / Team Leader → Site Supervisor / Construction Manager → Technical Consultant
Required Skills
Decompression Theory / Diving Plan Formulation / Pressure Equipment Operation / Safety Management / Underwater Photography and Measurement / Underwater Welding Technology
Recommended Skills
Bathymetry / CAD Design / English Reading Comprehension / ROV Operation
Aptitudes (Strengths Preferred)
| Item | Description |
|---|---|
| Adaptability | Need to adapt to rapidly changing environments such as weather and water currents. |
| Attention to Detail & Accuracy | Missing small scratches or cracks can lead to major accidents. |
| Physical Stamina & Endurance | Due to the harsh working environment requiring physical stamina. |
| Planning & Organization | Required to create diving plans and decompression schedules. |
| Problem Solving | Required to handle troubles during diving. |
| Stress Tolerance | High stress load due to work in high-pressure environments. |
| Collaboration & Teamwork | Buddy system collaboration is essential. |
Aptitudes (Weaknesses Acceptable)
| Item | Description |
|---|---|
| Creativity & Ideation | Mainly follows established procedures. |
Related Qualifications
- Basic Life Support Course Completion
- Diver
- High Pressure Gas Handling Supervisor
Aliases
- Construction Diver
- Diving Worker
Related Jobs
- Diver
- Marine Survey Technician
- Underwater Welder