附件2:
《采煤工作面工藝變更技術(shù)報告》主要內(nèi)容
一、礦井概況
(一)礦井資源條件,開拓開采部署基本情況,現(xiàn)生產(chǎn)水平、采區(qū)、工作面情況(編號、走向長、傾斜寬、傾角、煤層厚度等)
(二)采區(qū)、采面主要地質(zhì)構(gòu)造、開采技術(shù)條件等
二、原設(shè)計或?qū)嶋H使用的采煤工藝
三、變更采煤工藝的原因及理由
四、變更采煤工藝采面情況說明
(一)煤層賦存及變化說明與對比
(二)頂?shù)装鍡l件及變化說明與對比
(三)煤層傾角及變化說明與對比
(四)主要影響開采的斷層數(shù)量、特征、參數(shù)等情況
(五)采煤工作面實測涌水量及頂?shù)装辶芩闆r
(六)類似煤礦采用的采煤工藝(舉例說明)
(七)采煤工作面地質(zhì)條件綜合分析
(八)變更采煤工藝的采面名稱及時限
(九)其他需要說明的問題
五、變更后采煤工藝的適應(yīng)性及安全措施
六、附圖
(一)礦井采掘工程平面圖、地質(zhì)地形圖、井上下對照圖
(二)回采工作面、回采工作面運輸巷、回采工作面回風(fēng)巷地質(zhì)素描圖
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