Bundespräsidialamt - Gesamtmaßnahme Ertüchtigung der baulichen Anlagen - Spezialtiefbau, Los 1 - Vergabe 2515/2026

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Please note that the tender documents will be made available to you only after submission of the signed confidentiality declaration. Two lots are being tendered. Bids are possible for one or more lots. Tie-in bids (Lot 1, Lot 2) are permitted. The lots may be awarded individually or jointly. The most economically advantageous lot or the most economically advantageous combination of lots will be commissioned. Lot 1: KKE 308B Special foundation engineering The following services are part of the procurement package • Special foundation engineering works, diaphragm wall construction, jet grouting works • Civil engineering works, earthworks and disposal • Demolition works • Dewatering The above-mentioned services include, among other things: • Production of approx. 14,000 m3 cast-in-place concrete diaphragm walls • Production of approx. 1,300 m3 cut-off walls • Production of approx. 6,400 m2 deep jet grouting base • Production of approx. 500 grouted anchors • Production of approx. 380 micropiles for uplift resistance of the new-build • Construction and partial dismantling of approx. 320 m3 reinforced concrete beams/grade beams • Installation and partial dismantling of approx. 225…

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