沿空掘巷（gob-side entrydriving），指沿采空区边缘或很窄的煤柱掘进巷道，目的是将巷道与采空区隔离。
文章摘要信息 关键词 ： 深部煤层群 沿空掘巷 护巷煤柱 煤柱宽度 [gap=1231]Keywords : deep coal seams;roadway driving along next goaf;chain pillar;pillar width
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文章详细信息 关键词： 沿空掘巷;;理论计算;;数值模拟;;煤柱宽度 [gap=702]Keywords: gob-side entry driving;theoretical calculation;numerical simulation;coal pillar width
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文章详细信息 关键词： 围岩蠕变;;卸压支护;;沿空掘巷 [gap=861]Keywords: wall rock creeping;pressure relief support;driving roadway along the goaf
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对沿空掘巷时煤柱的留设问题进行了分析和计算。
This paper analyzed and calculated width of coal pillar for driving roadway along gob.
详细分析了条带煤柱复采时沿空掘巷的支护特点。
The supporting characteristics of roadways driving along next goaf in repeated mining of strip pillar were analyzed.
研究表明，采空区压实稳定是改善沿空掘巷维护状况的先决条件。
The results show that the gob entry driving stabled is the first importart condition on improvingmaintain of the gob entry driving.
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