Tenders Are Invited For Environmental Engineering Consultancy Services – Soil Science Construction Support Services

Environmental Engineering Consultancy Services – Soil Science Construction Support Services. As Part Of The Expansion Of The Subway Network In The Hanseatic City Of Hamburg, Hamburger Hochbahn Ag (Project Sponsor) Is Planning To Build A New Subway Line U5 To Connect Densely Populated Areas Of The City. The Route Of The U5 Leads From The East Of Bramfeld And Steilshoop Via Sengelmannstrasse, City Nord And Borgweg To The City Center Via The Main Train Station And From There To Siemersplatz Via Arenas/Volkspark To Lurup And Osdorfer Born. Planning And Implementation Of The Expansion Will Take Place In Sections. Construction Work On The U5 Section From Bramfeld To City North Has Been In Full Swing Since Autumn 2021. The Subsequent Section From City Nord To Jarrestraße Is Currently In The Planning Approval Process. The Remaining Route Via Winterhude, The City Center, The Grindelviertel, Hoheluft And Lokstedt To The Arenas Is Currently Being Planned In More Detail. Soil Science Construction Support The Service Of Soil Science Construction Support (Bbb) ​​Advertised Here In The U5 Project Includes The Determination Of The Necessary Measures To Maintain And Restore Soil Functions (Soil Protection Concept) And Monitors Compliance With Them During Construction Under Soil Protection Aspects And Requirements. In This Way, Interventions In The Protected Soil And Area And Their Consequences Are Limited To A Minimum And Follow-Up Costs Are Avoided. ...] The Main Tasks Of The Bbb Include: Before The Start Of The Construction Project - Soil Protection Briefing Of The Construction Companies (Construction Start-Up Advice), Thereby Providing Relevant Information About The Necessary Soil Protection Measures And The Instruction Of The Construction Staff With Regard To The Soil Protection Requirements - Preparation Of A Leaflet On Soil Protection Accompanying Services - Inspection Of The Soil Science Construction Supervision: Soil Protection Advice During Construction. Ensuring The Implementation Of The Measures From The Soil Protection Concept (E.G. Control Of The Correct Storage Of The Topsoil, Ongoing Recording Of The Soil Condition (Soil Moisture, Water Tension, Consistency, Resilience Of The Soil, Compaction Status). A Log Must Be Kept For Each Inspection And Presented To The Client. The First 1.5 Years Weekly Inspection, For A Further 1.5 Years The Inspection Takes Place Every Two Weeks. The Soil Protection Concept Is The Basis For The Activities Of The Bbb And Is Specified Or Implemented By Them On Site. Control Of Compliance With The Soil Protection And Waste Regulations And Requirements From Pfb: O Measures To Comply With The Requirements For Soil Removal (Taking Into Account Weather Conditions, Use Of Load-Distributing Construction Machinery, Separate Removal Of Topsoil And Subsoil, Regressive Approach) O Measures To Comply With The Requirements For Interim Storage (E.G. Separate Interim Storage Of Topsoil And Subsoil Intended For Vegetation Purposes In Accordance With Din 19639:2019-09, Set De