1000x1607 — Tunnel Picture">

[e.g., Schedule a manual tap test for suspected hollow areas identified in the photo.]

Note any visible cracks, spalling, or exposed reinforcement. 1000x1607 Tunnel Picture">

If the image is part of a larger survey, mention how it was processed. For instance, point cloud registration or seam carving methods can be used to enhance visual quality for better defect identification. 5. Conclusion & Recommendations or tracks] [e.g.

[e.g., Concrete lining, drainage channels, lighting fixtures, or tracks] fire suppression pipes

[e.g., Normal / Monitoring Required / Urgent Repair]

Condition of cables, fire suppression pipes, and ventilation fans.

[e.g., High-resolution DSLR or Panoramic Laser Imaging ]