Tenders Are Invited For Architectural, Construction, Engineering And Inspection Services – Mp-090229 N04/06 ... in Switzerland

Work Detail

Architectural, Construction, Engineering And Inspection Services – Mp-090229 N04/06 Sh Süd – Herblingen Safety Tunnel Tunnel Fäsenstaub Preservation Of Evidence. This Tender Refers To The Services In The Area Of ​​The Expansion Project “N04/06 Sh Süd – Herblingen Safety Tunnel Fäsenstaub Tunnel”, Sub-Project Safety Tunnel Fäsenstaub. The Subject Of This Tender Is The Mandate For The Preservation Of Evidence And Vibration Measurements For The Fäsenstaub Safety Tunnel. The Basis Is The Detailed Project (Draft), The Monitoring And Maintenance Plan And The Associated 2D Plans. The Provider Is Responsible For The Professional Implementation Of All Services In The Areas Of Evidence Preservation, Vibration Monitoring And Surface Measurement On Behalf Of The Building Owner. In Particular, The Following Points Must Be Taken Into Account: - Advising The Client On Questions Of Securing Evidence And Measuring Vibrations As Well As Taking Over Project Management And Coordination. - Carrying Out The Preservation Of Evidence (Crack Recordings) Of All Buildings In The Defined Area Of ​​Influence Before The Start Of Construction As Well As Follow-Up Recordings After The End Of Construction, Including The Existing Krebsbachstrasse Retaining Wall; Creation Of Traceable Crack Reports. - Consideration Of The Potential For Damage According To The Burland Method (Sk 0–5). - Planning, Installation And Operation Of Vibration Measurements In The Fäsenstaub Tunnel (Bsa Area) As Well As On Defined Buildings In The Area Of ​​Influence In Accordance With Sn 640 312A. - Examination Of The Geological Conditions And Assessment Of The Risk Of Vibration Before Construction Begins; Detection Of Any Vibration-Sensitive Devices. - Continuous Monitoring, Storage And Evaluation Of Measurement Data During Tunneling; Immediate Notification If Limit Values ​​Are Exceeded And Adjustment Of The Measurement Concept If Necessary. - Installation And Regular Monitoring Of Settlement Measuring Points Using Precision Leveling In Accordance With The Monitoring And Maintenance Plan; Adjustment Of Measurement Intervals If Necessary. - Complete Logging, Evaluation And Timely Reporting To The Client. - Partial Work During Night Closures And Under Operational Restrictions

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