JLPT N1
掘削
You use 掘削 as a formal, technical word for big digging projects. This includes things like excavating for construction or drilling for resources.
Readings
Other forms
掘削する verb form
掘鑿 rare kanji
Noun, Suru verb
"Excavation" / "Drilling"
The action of digging into the ground or other surfaces on a large scale, typically with machinery. It’s used for construction, mining, drilling for oil or gas, and other major engineering projects.
Example
この 地域 で 新しい トンネル の 掘削 工事 が 始まり ました 。
Excavation work for a new tunnel has begun in this area.
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