泰安市历史形成责任灭失非煤矿山采空区现状及稳定性评价

Stability Evaluation and Present Condition of Goaf of Non Coal Mines Which are Formed in History and Loss of Responsibility in Tai'an City

泰安市有很多历史形成、责任灭失的铁矿、石膏矿、金矿、长石矿、萤石矿、岩盐矿等非煤矿山。该文阐述了各矿山的采空区位置、分布范围、危险性及废弃矿井的位置、类型,分析了地表变形及其对建(构)筑物及基础设施的潜在影响,采用赋值打分法和规范评价法对采空区稳定性进行评价,对废弃矿井危害程度进行定性分析评价。在调查与评价的基础上,对泰安市历史形成、责任灭失非煤矿山采空区及废弃矿井提出针对性的防治措施,为开展防治工作提供参考和依据。

In this paper,the location,distribution range,danger of the mined out area and the location,types of abandoned mines of all non coal mines,such as iron ore,gypsum ore,gold ore,feldspar ore,fluorite ore and rock salt mine which have been responsible for loss in the history of Taian city have been introduced.On this basis,the potential impact of surface deformation to buildings and infrastructure have been analyzed,the stability of mined out area has been evaluated by using assignment scoring and Standard evaluation method,and the damage degree of abandoned mines have been analyzed qualitatively.According to the investigation and evaluation results,corresponding prevention and control measures have been put forward for non coal mines in Tai'an city,and provides references for related prevention and control work.