SSPC-SP-1 (Solvent Cleaning) Surface preparation or cleaning using solvents, steam, alkaline solutions, soap emulsions, detergents and organic solvents that remove contaminants from the substrate such as: grease, oil, dust and soluble salts in the agent cleaner. Solvent cleaning can be used prior to paint application and in conjunction with other mechanical surface preparation methods for removing rust, mill scale, or paints.

SSPC-SP-2 (Cleaning with hand tools) Surface preparation or manual cleaning using hand tools (hand brushes, sandpaper, etc.) to remove impurities, such as: welding residues, oxidation, aged paint and other fouling. This method may not completely remove all scale that is adhering to the surface.

SSPC-SP-3 (Power Hand Tool Cleaning) Surface preparation or manual cleaning using power or pneumatic tools, to remove impurities such as: welding residue, oxidation, aged paint and other fouling This method may not completely remove all inlays adhering to the surface.

Yared Equipos y Servicios de Ingeniería SA we provide advice for the performance of preventive and corrective maintenance on rail systems and their related equipment. Resulting in continuous improvement and avoiding sudden stoppages in its operations. We have our team of welders specialized in welding for rails and their components. We perform lubrication in the steel cable systems, and review the electrical system and its components.