陕西煤炭
陝西煤炭
협서매탄
SHAANXI COAL
2015年
4期
37-39
,共3页
大断面%永久硐室%锚网索%喷砼%注浆
大斷麵%永久硐室%錨網索%噴砼%註漿
대단면%영구동실%묘망색%분동%주장
large section%permanent chamber%bolt-mesh-cable%shotcrete%grouting
为解决黑龙关矿区断面永久硐室支护难题，利用现场调研、理论分析和现场实测的方法，根据相应的锚杆锚索等支护理论，提出了锚网索喷＋补强锚索＋喷砼＋注浆的支护方法。实测表明，该支护方法能有效保护大断面永久硐室，确保硐室变形在允许范围之内。
為解決黑龍關礦區斷麵永久硐室支護難題，利用現場調研、理論分析和現場實測的方法，根據相應的錨桿錨索等支護理論，提齣瞭錨網索噴＋補彊錨索＋噴砼＋註漿的支護方法。實測錶明，該支護方法能有效保護大斷麵永久硐室，確保硐室變形在允許範圍之內。
위해결흑룡관광구단면영구동실지호난제，이용현장조연、이론분석화현장실측적방법，근거상응적묘간묘색등지호이론，제출료묘망색분＋보강묘색＋분동＋주장적지호방법。실측표명，해지호방법능유효보호대단면영구동실，학보동실변형재윤허범위지내。
In order to solve the supporting problems of underground large section permanent chambers in Heilongguan min-ing area, By using the methods of field investigation, theoretical analysis and field test, based on the bolt supporting theo-ry, the supporting method of bolt-mesh-cable +shotcrete +grouting was proposed.The results show that the supporting method can ensure the safety of large section permanent chambers.
