Switches for simple underground track points with spring switch blade; 20 m radius, 1 : 5 inclination, 600 mm gauge
Fixed railway installations. Track service and maintenance tools. Short tamping rammer.
Railway fixed equipment and rolling stock. Electromagnetic disturbances. Determination and measurement of screening factor with a frequency of 50 hz of railway signalling and telecommunication cables.
Railway track construction and maintenance plant. Tamping and levelling machines with continuous progress. Specifications.
Switch and crossing rails
Railway fixed equipment. Sawing and drilling of flat-bottom rails of types superior or equal to 26 kg/M, of 60 G, 70 G grooved rails and their fischplates.
Railway applications - Track; Rail - Part 1: Vignole railway rails 46 kg/m and above
Railway applications - Track alignment design parameters; Track gauges 1435 mm and wider - Part 1: Plain line
Railway fixed equipment. Locking of points and crossing. Locking dependent of driving of points crossing with sliding switch diamond.