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    UIC IRS 70719 - Earthworks and track bed layers for railway lines - Design and construction principles

    UIC-IRS-70719ActiveOfficial catalogue

    Issuing body: UIC (International Union of Railways) · Version: IRS 70719, 1st edition (June 2020) · Published: 2020-06-01

    Link verified July 22, 2026

    Open official catalogue (paid)

    Scope

    First-edition UIC International Railway Solution setting integrated design and construction principles for earthworks and track-bed layers, building on EN 16907 and the applicable Eurocodes. It updates and supersedes the former UIC Leaflets 719 (earthworks and track-bed construction) and 722 (improving existing track formation), giving infrastructure managers and civil engineers a single reference for subgrade and formation design on new and existing railway lines.

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