Germany – Geotechnical engineering services – A3, Abschnitt I - Bodengutachten

The tendered service comprises the preparation of geological and environmental impact assessments (including a dismantling, recycling, reuse, and disposal concept) for the complete rehabilitation of the A3 motorway between the Heumar interchange (km 0+970) and the Rösrath exit (km 10+024). In addition to the motorway itself, this section includes the rehabilitation of one bridge, the replacement of five bridges and five noise barriers (including two retaining walls), the construction of one traffic sign support structure, and the construction of three new noise barriers. The assessments are intended to facilitate project management using BIM (layer models, etc.). The execution of exploratory work, pollutant sampling, laboratory tests, and chemical declaration analysis are not part of the contract.