Type of Work: Inspection and supervision of work and engineering.
The main tasks carried out in the Supervision were: cleaning the section and the conditioning of channels and sewer beds; auscultation of the existing rails, the removal of the existing track, its dismantling, classification, transportation and storage; conformation of the new subgrade and cross-sectional profile of the track zone, according to the typical profile specification, design standards and the executive project approved by the Inspection; assembly and installation of the new narrow gauge track structure (consisting of long rails welded by electric butt welding, elastic fixings and concrete sleepers); provision and watering of stone ballast and its compaction and the consequent transversal and longitudinal leveling of the new track by means of manual lifting, mechanized and mechanized finishing to obtain the definitive positioning; renovation, rehabilitation and overhaul of Track Devices; renewal of Level Crossings (PAN); Reconditioning of rails used for use. The work included the review of the Contractor’s socio-environmental Management Plan and the monitoring of its implementation.