Tenders Are Invited For Construction Work – Ve 3006 Spezialtiefbau

Construction Work – Ve 3006 Spezialtiefbau. Short Description Of Special Foundation Engineering For The Tenderproject: Extension Of The Olching Elementary School, Martinstr. 3 And 7, 82140 Olching Client: City Of Olching, Building Authority Subject Matter: Construction Pit Construction And Shoring Measures, Dewatering The Subject Of The Tender Is The Special Foundation Engineering Work For The Construction Of The Construction Pit For The New Extension To The Olching Elementary School. Due To The High Groundwater Level And Limited Space On The Inner-City Construction Site, The Measure Includes Securing The Construction Pit Using Sheet Piling And Jet Injection Underpinning Of The Existing Buildings, Temporary Anchoring And A Closed Groundwater Lowering Using Drilled Wells. The Excavation Takes Place In Groundwater In Quaternary Gravel Subsoil (Kf ≈ 7×10⁻³ M/S). The Resulting Pumped Water Is Discharged Into The Mühlbach, Which Is Approx. 220 M Away. Essential Main Masses: • Sheet Pile Wall, Length Up To Approx. Approx. 360 M³• Temporary Grouted Anchors Din En 1537: Approx. 250 M• Submersible Well, Drilling Ø 600 Mm / Expansion Ø 300 Mm, Depth Approx. 7 M: 10 Pieces (70 Running Meters)• Submersible Pumps 50-60 M³/H: 10 Pieces, Operating Time Approx. 193 Days• Manifolds Dn 300 Mm: Approx. 225 M• Excavated Quaternary Gravel (Homogeneous Area B): Approx. 2,600 M³• Loosen And Dispose Of Backfill (Z0): Approx. 1,350 T