Abwasserzweckverband B Hl Und Umgebung Tender

Contract notice: bühl-vimbuch sewage treatment plant, 4th purification stage for the elimination of trace substances, here: raw, civil engineering and construction work 1.Ba The wastewater association bühl and the surrounding area is carrying out optimization and expansion measures at the bühl-vimbuch wastewater treatment plant. the biological cleaning stage is optimized and a 4th cleaning stage is set up. the measure will be carried out in two separate construction phases. the structural implementation of the measure is planned for 2022 to 2024. public subsidies are available to finance part of the optimization and expansion measures. the future expansion size of the sewage treatment plant will be 105,000 640 l / s. the 4th cleaning stage is operated in the partial flow process for 250 l / s. this corresponds to an average of 88% of the annual amount of wastewater. the present call for tenders relates to the raw, underground and finishing works, 1st construction phase.The subject of this invitation to tender is the rough, civil and expansion work, 1st construction phase: main structures: - construction of the activation basin, approx. 36 mx 35 mx 10 m - construction of the cloth filtration structure, approx. 18 mx 14 mx 5.50 m main dimensions: - 1,150 m³ top soil removal- 2,160 m³ pre-excavation- 2,940 m³ excavation pit- 6,210 m³ underwater- excavation pit- 1,900 m³ trench excavation- 1,500 m² sheet pile wall construction- 100 pcs. shoring-anchor- 1,820 m³ underwater-concrete- 270 pcs. micro-piles- 110 m² girder pile wall-construction- 2,350 m³ reinforced concrete- 480t concrete steel- 360 m gfk-pipes dn 600 - 1200 - 65m pe-hd pipes da 225-1,700 m cable ducts da 110-135 m fence system