Sanierung Neu- und Ausbau Stiegstrasse und Stiegweg - Ingenieurleistung

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The subject of this invitation to tender is the engineering services for SIA phases 32 construction project up to 53 commissioning, completion for the planning and implementation of the road, utility and drainage facilities in the Sonnenberg area. The project includes the renovation of Stiegstrasse, the construction of the new Stiegweg, and the renewal and expansion of the utility infrastructure. Special challenges are posed by trenchless crossings of the Sihltalstrasse and the SZU track using microtunnelling and press drilling, the construction pits required for this, and the coordination of the various utility and sewerage measures. Furthermore, all required permit and approval procedures must be ensured with the competent authorities and property owners. · Renovation of Stiegstrasse: approx. 920 m · Construction of new Stiegweg: approx. 65 m · Construction of new stormwater sewer: approx. 800 m including microtunnelling · Replacement of water main: approx. 120 m including press drilling · Replacement of combined wastewater sewer: approx. 120 m · Landscaping and earthworks within the project perimeter The subject of this invitation to tender is the engineering services for SIA…

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