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Swiss Tunnel Day 2025

12.06.2025 / 08:00

Biel/Bienne

Program: https://www.swisstunnel.ch/DE/Kongress-53c56c00

STS Swiss Tunnelling Society

Via del Tiglio 2

C. P. 934

CH-6512 Bellinzona-Giubiasco

sia-fgu@swisstunnel.ch

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