Nordmainische S-Bahn groundwater and hydrology planning, PFA1

Summary

The tender concerns planning services for groundwater and hydrology in the PFA1 section of the Nordmainische S-Bahn project. The project involves constructing a new double-track electrified suburban railway from Frankfurt via Maintal to Hanau, including an underground tunnel from Frankfurt Ost to Frankfurt-Konstablerwache station. During tunnel construction, the groundwater level must be continuously monitored, coordinated and modelled. The tender deadline is 18 September 2026. Precise qualification, compliance and exclusion requirements were not included in the machine-readable notice and must be checked in the official tender documents.