废弃矿坑地盘下陷的安全评价-中国鑛冶工程学会互动式网站.PDFVIP

台灣礦業的一大問題－廢棄礦坑地盤下陷 的安全評估* An Important Issue of Mining Industry in Taiwan: The Subsidence of * Abandoned Mines 1 2 1 2 C.S. Wei C.M. Yen 4 0 A ft er m or e th an 4 0 year s of coal m in ing in Taiw an , coal m in e s wer e ab an don ed complet ely due to deter ior ating mining economics and safety concerns. The underground openings such as shafts, adit s, work ing sp ace m ay cau se ser iou s h azard s, sp e ci f ic al ly t h e g r ou n d su b sid en c e . Th i s i s a cr itically import ant issue as it may affect regional developm ent an d cit y plan n ing . We u se th e GI S sp at ial an aly sis t echnology and 3D -simu lat ion to reveal the underground con figuration of the adit s/ inclined shaft s. Those geo-spatial data can provide , advanced geological characterization . We also use a mathematical model of multiple subsidence troughs t o evalu at e th e p ot ent ial for sub siden ce in som e mining regions. 關鍵字： Key words: A b a n d o n e d c o a l m i n e s , Sp a t i a l Analysis, Ground subsidence, Multiple Subsidence Troughs 壹、前　言 * Paper presented at 2008 CIMME Annual Convention, October 23th, 2008, Taipei 1 2 1.Head of Department of