The method of investment attraction evaluation for the implementation of mining equipment was substantiated. Discounted financial results were taking into account. Pros and cons of chosen method were analyzed. The practical results of the method for definite technical and technology conditions at the SC "Lvivvuhillia" were presented. Values of investment attractiveness taking account monthly costs were determined. The methodology which was worked out by UNIDO were used for conditions of mining equipment implementation for coal reserves exploration of extraction area of mine taking into account cash flow values at the different periods of project realization. It was definite that chosen methodology gave possibility to estimate projects investment attractiveness and could be used for similar projects at the other mining enterprises.