The task of the thesis was based on research into the performance, the cost of one cubic meter of wood focused, damage to the remaining vegetation, type of mining during the collection of damaged soil during the collection timber using a self-propelled crawler winch, specifically iron horse MK18, on site general forests Stara Myjava. Thesis describes the development history of small mechanized equipment, division use minisúprav in forestry in Slovak. It describes the technical analysis of the Iron horse MK 18 Such as construction, safety at work, their installation accessories. Part of this work is the evaluation of the appropriateness of the deployment of the Iron horse MK 18 in the circumstances a proposal to increase the effectiveness of deployment. Using research thesis in the stand 75b, is detected whether the after economic, ergonomic and technical suitability pages preferably to deploy the Iron horse outside forestry.