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ISO 22480-2:2022PublishedRailway applications — Concrete sleepers and bearers for track — Part 2: Prestressed monoblock sleepersISO 22480-1:2022PublishedRailway applications — Concrete sleepers and bearers for track — Part 1: General requirementsISO 23054-1:2022PublishedRailway applications — Track geometry quality — Part 1: Characterization of track geometry and track geometry qualityISO 23300-2:2025PublishedRailway infrastructure — Rail welding — Part 2: Aluminothermic weldingISO 23300-1:2021PublishedRailway infrastructure — Rail welding — Part 1: General requirements and test methods for rail weldingISO/DIS 23300-3Under developmentRailway infrastructure — Rail welding — Part 3: Gas pressure weldingISO/DIS 23987-1Under developmentRailway Infrastructure — Switches and crossings — Part 1: VocabularyISO 5003:1980WithdrawnFlat bottom railway rails and special rail sections for switches and crossings of non-treated steel — Technical delivery requirementsISO 6305-2:1983WithdrawnRailway components — Technical delivery requirements — Part 2: Unalloyed carbon steel baseplatesISO 6305-1:1981WithdrawnRailway components — Technical delivery requirements — Part 1: Rolled steel fishplatesISO 12856-1:2014WithdrawnPlastics — Plastic railway sleepers for railway applications (railroad ties) — Part 1: Material characteristics