<![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½±/TC 269/SC 1 - Infrastructure]]> /cms/render/live/es/sites/isoorg/contents/data/committee/60/86/6086504.html Normas y proyectos de Ïã¸ÛÁùºÏ²Ê¿ª½± Ïã¸ÛÁùºÏ²Ê¿ª½±.org 60 /modules/isoorg-template/img/iso/favicon/red/favicon1.ico http://www.iso.org/ <![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½±/TC 269/SC 1 - Infrastructure]]> <![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½±/CD TS 17539 - Railway infrastructure - Track foundation- Observation and evaluation method of railway subgrade settlement and deformation]]> /cms/render/live/es/sites/isoorg/contents/data/standard/08/49/84962.html /cms/render/live/es/sites/isoorg/contents/data/standard/08/49/84962.html 2024-09-12 <![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½±/DIS 23300-2 - Railway infrastructure — Rail welding — Part 2: Aluminothermic welding]]> /cms/render/live/es/sites/isoorg/contents/data/standard/08/54/85483.html /cms/render/live/es/sites/isoorg/contents/data/standard/08/54/85483.html 2024-08-08 <![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½±/CD 18379-1 - Railway Infrastructure — Ballastless track — Part 1: General Requirements]]> /cms/render/live/es/sites/isoorg/contents/data/standard/08/52/85259.html /cms/render/live/es/sites/isoorg/contents/data/standard/08/52/85259.html 2024-07-21 <![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½±/CD TS 18973 - Railway infrastructure — Rail fastening systems — Two directional test method for resistance to repeated loading]]> /cms/render/live/es/sites/isoorg/contents/data/standard/08/55/85527.html /cms/render/live/es/sites/isoorg/contents/data/standard/08/55/85527.html 2024-07-05 <![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½±/TR 8941:2024 - Railway infrastructure — Rail mounted construction, maintenance and inspection machines — Explanation of machine type]]> /cms/render/live/es/sites/isoorg/contents/data/standard/08/34/83401.html /cms/render/live/es/sites/isoorg/contents/data/standard/08/34/83401.html 2024-05-15 <![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½±/DTR 8955 - Railway infrastructure — Track quality evaluation — Chord-based method]]> /cms/render/live/es/sites/isoorg/contents/data/standard/08/34/83402.html /cms/render/live/es/sites/isoorg/contents/data/standard/08/34/83402.html 2024-04-15 <![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½± 5735-1:2024 - Railway infrastructure — Non-destructive testing on rails in track — Part 1: Requirements for ultrasonic testing and evaluation principles]]> /cms/render/live/es/sites/isoorg/contents/data/standard/08/21/82194.html /cms/render/live/es/sites/isoorg/contents/data/standard/08/21/82194.html 2024-03-14 <![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½±/AWI 23987-1 - Railway Infrastructure - Switches and crossings — Part 1: Terms and definitions]]> /cms/render/live/es/sites/isoorg/contents/data/standard/08/76/87642.html /cms/render/live/es/sites/isoorg/contents/data/standard/08/76/87642.html 2024-01-17 <![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½± 23054-1:2022 - Railway applications — Track geometry quality — Part 1: Characterization of track geometry and track geometry quality]]> /cms/render/live/es/sites/isoorg/contents/data/standard/07/44/74457.html /cms/render/live/es/sites/isoorg/contents/data/standard/07/44/74457.html 2022-08-31 <![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½± 22074-4:2022 - Railway infrastructure — Rail fastening systems — Part 4: Test methods for resistance to repeated loading]]> /cms/render/live/es/sites/isoorg/contents/data/standard/07/67/76719.html /cms/render/live/es/sites/isoorg/contents/data/standard/07/67/76719.html 2022-08-24 <![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½± 12856-1:2014 - Plastics — Plastic railway sleepers for railway applications (railroad ties) — Part 1: Material characteristics]]> /cms/render/live/es/sites/isoorg/contents/data/standard/05/20/52034.html /cms/render/live/es/sites/isoorg/contents/data/standard/05/20/52034.html 2022-02-15 <![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½± 22074-8:2022 - Railway infrastructure — Rail fastening systems — Part 8: Test method for vertical stiffness]]> /cms/render/live/es/sites/isoorg/contents/data/standard/07/67/76723.html /cms/render/live/es/sites/isoorg/contents/data/standard/07/67/76723.html 2022-02-15 <![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½± 12856-1:2022 - Railway applications — Polymeric composite sleepers, bearers and transoms — Part 1: Material characteristics]]> /cms/render/live/es/sites/isoorg/contents/data/standard/07/88/78852.html /cms/render/live/es/sites/isoorg/contents/data/standard/07/88/78852.html 2022-02-15 <![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½± 12856-3:2022 - Railway applications — Polymeric composite sleepers, bearers and transoms — Part 3: General requirements]]> /cms/render/live/es/sites/isoorg/contents/data/standard/07/85/78574.html /cms/render/live/es/sites/isoorg/contents/data/standard/07/85/78574.html 2022-02-15 <![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½± 22480-2:2022 - Railway applications — Concrete sleepers and bearers for track — Part 2: Prestressed monoblock sleepers]]> /cms/render/live/es/sites/isoorg/contents/data/standard/07/57/75715.html /cms/render/live/es/sites/isoorg/contents/data/standard/07/57/75715.html 2022-02-14 <![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½± 22480-1:2022 - Railway applications — Concrete sleepers and bearers for track — Part 1: General requirements]]> /cms/render/live/es/sites/isoorg/contents/data/standard/07/33/73304.html /cms/render/live/es/sites/isoorg/contents/data/standard/07/33/73304.html 2022-02-14 <![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½± 22074-7:2021 - Railway infrastructure — Rail fastening systems — Part 7: Test method for clamping force and uplift stiffness]]> /cms/render/live/es/sites/isoorg/contents/data/standard/07/67/76722.html /cms/render/live/es/sites/isoorg/contents/data/standard/07/67/76722.html 2021-08-12 <![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½± 23300-1:2021 - Railway infrastructure — Rail welding — Part 1: General requirements and test methods for rail welding]]> /cms/render/live/es/sites/isoorg/contents/data/standard/07/51/75188.html /cms/render/live/es/sites/isoorg/contents/data/standard/07/51/75188.html 2021-08-04 <![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½± 22074-5:2021 - Railway infrastructure — Rail fastening systems — Part 5: Test method for electrical resistance]]> /cms/render/live/es/sites/isoorg/contents/data/standard/07/67/76720.html /cms/render/live/es/sites/isoorg/contents/data/standard/07/67/76720.html 2021-05-26 <![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½± 22074-2:2021 - Railway infrastructure — Rail fastening systems — Part 2: Test method for longitudinal rail restraint]]> /cms/render/live/es/sites/isoorg/contents/data/standard/07/67/76716.html /cms/render/live/es/sites/isoorg/contents/data/standard/07/67/76716.html 2021-03-15 <![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½± 22074-3:2021 - Railway infrastructure — Rail fastening systems — Part 3: Proof load test method for pull-out resistance]]> /cms/render/live/es/sites/isoorg/contents/data/standard/07/67/76718.html /cms/render/live/es/sites/isoorg/contents/data/standard/07/67/76718.html 2021-03-15 <![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½± 22074-6:2021 - Railway infrastructure — Rail fastening systems — Part 6: Test method for resistance to severe environmental conditions]]> /cms/render/live/es/sites/isoorg/contents/data/standard/07/67/76721.html /cms/render/live/es/sites/isoorg/contents/data/standard/07/67/76721.html 2021-03-15 <![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½± 12856-2:2020 - Railway applications — Polymeric composite sleepers, bearers and transoms — Part 2: Product testing]]> /cms/render/live/es/sites/isoorg/contents/data/standard/07/23/72364.html /cms/render/live/es/sites/isoorg/contents/data/standard/07/23/72364.html 2020-11-23 <![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½± 22074-1:2020 - Railway infrastructure — Rail fastening systems — Part 1: Vocabulary]]> /cms/render/live/es/sites/isoorg/contents/data/standard/07/24/72498.html /cms/render/live/es/sites/isoorg/contents/data/standard/07/24/72498.html 2020-08-18