本文详细描述了家竹箐隧道的地质条件、煤层瓦斯情况、地应力特征和状态以及地应力的测量方法。
The paper describes in details the geological condition, gas and coal layer, ground stress character as well as the measurement method of ground stress.
通过对岩煤层成分、结构、构造及所含化石特征分析，揭示出井田内发育有古河流地质构造。
From analyses of rock and coal composition, texture, structure and fossil character, revealed that in the minefield has paleochannel passed through.
本文简要叙述了丰城矿区B4煤层瓦斯地质特征，分析了瓦斯赋存规律相关因素。
The article has introduced the gas geologic features in B4 Coal Seam in Fengcheng Colliery and analyzed the correlation factors of gas occurrence regularity.
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