踏査

1. Origins, structure, and basic meaning

• Structure: The survey term 踏査 (とうさ) means inspecting terrain or conditions by going through the site on foot.
• Basic usage: A team can 踏査する a route, and findings may be presented as 現地踏査の結果.

2. Common pitfalls and similar expressions

• Surveying on foot in the field
  • It focuses on examining terrain and conditions on site rather than reviewing materials only at a desk.