MDE performs weed control works (mechanical clearance, scrub removal, tree cutting and felling and herbicide treatment) in an area of over 19 million m2 along the 1.973 km of iberian gauge railroad tracks by the Delegation of Operations South Adif (Andalucia and Extremadura). Therefore, in the spring campaign of 2014 just ended, MDE has deployed a total of 150 workers in 25 teams for clearance vegetation and 3 equipments for hand spraying complete with the corresponding mechanical means (1 train and 7 multi-purpose vehicles for the application of herbicide). During the summer period the teams perform maintenance tasks and the campaign will resume in the fall.