Abstract: This paper presents a goaf area investigation and mitigation plan in Tangye District of Jinan City. The Tangye District has a rich deposition of iron ore resources with a high concentration in a very small area. An abandoned mine site was found in a local development district during the engineering investigation stage and was confirmed in the construction stage. The adopted data collection, local resident interview, a variety of means such as drilling, geophysical exploration for the minedout area prospecting, delineated the scope of goaf area, location and size of mine, and evaluate stability of goaf area. Suggestions are proposed to the goaf area to minimize the impact on the proposed building, avoid the goaf caused by environmental problems. These suggestions can provide means and methods protect and improve the abandoned mine environment, protect people’s lives and property, maintain the sustainable development of social economy service, social stability and ecological environment stability.

Key words: Goaf Area Investigation, Stability Analysis, Goaf Area Mitigation, Environmental Problems