ADAPTATION OF SECOND GENERATION EUROCODES AND SEISMIC SAFETY REQUIREMENTS FOR BUILDINGS AND STRUCTURES IN UZBEKISTAN
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Keywords

Eurocode 8; Second-generation Eurocodes; Seismic design; Uzbekistan; Nationally Determined Parameters (NDP); Nonlinear analysis; Structural safety; TAIEX; Earthquake engineering; Building codes harmonization.

Abstract

This paper discusses the adaptation process of second-generation Eurocodes, particularly Eurocode 8 (EN 1998) on earthquake-resistant design, to the conditions of Uzbekistan. It outlines the historical background of the first and second generations of Eurocodes, the national efforts for implementation supported by the TAIEX grant, and the roadmap for harmonization with local seismic conditions. The study emphasizes the transition from linear to nonlinear seismic analysis, development of Nationally Determined Parameters (NDPs), and modernization of the seismic hazard map in compliance with Eurocode methodology. These measures aim to enhance the seismic safety, competitiveness, and sustainability of Uzbekistan’s construction sector.

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References

1. European Committee for Standardization (CEN). (2023). EN 1998-1-1:2024 — Eurocode 8: Design of Structures for Earthquake Resistance – General Rules and Seismic Actions. Brussels: CEN.

2. European Committee for Standardization (CEN). (2023). EN 1990:2023 — Basis of Structural and Geotechnical Design. Brussels: CEN.

3. President of the Republic of Uzbekistan. (2020). Presidential Decree No. PF-5963 “On Additional Measures to Deepen Reforms in the Construction Sector of the Republic of Uzbekistan.” Tashkent.

4. Cabinet of Ministers of the Republic of Uzbekistan. (2024). Resolution No. 231 “On Measures for Harmonization of Normative Documents in Construction with International Standards.” Tashkent.

5. Fardis, M. N. (2009). Seismic Design, Assessment and Retrofitting of Concrete Buildings Based on Eurocode 8. Springer, Dordrecht.

6. Booth, E. (2021). Eurocode 8: Seismic Design of Buildings Worked Examples. European Commission, Joint Research Centre, Ispra, Italy.

7. Scientific Research Institute for Technical Regulation and Standardization. (2024). Implementation of Eurocodes in Uzbekistan: TAIEX Project Report. Tashkent.