noun
vertical shaft; pit
Refers to a vertical or steeply inclined excavation, typically in mining or civil engineering.
炭鉱の立坑は深さが500メートル以上ある。
The mine shaft is over 500 meters deep.
立坑を掘削するには特殊な機械が必要だ。
Special machinery is needed to excavate a vertical shaft.
Alternate kanji spelling using 竪 (vertical).
Mixed kana-kanji spelling, rarely used.
Irregular kanji usage; 抗 is not standard for 'shaft'.
Compound of 立 (vertical) and 坑 (pit, shaft).