BBV HS2 MWCC North - Structural Health Monitoring

This Scope of Works details the requirements for the delivery of long-term Structural Health Monitoring(SHM) requirements pursuant to HS2 works information.

2.2.1 The Works are comprised of the installation of permanent monitoring equipment and instruments and reporting of results. 2.2.2 The purpose of this document is to specify the monitoring regime, specifications and programme. 2.2.3 The Subcontractor should note that there is scope and flexibility within the current document which allows additional monitoring to be added at all locations should this situation arise. 2.2.4 The Subcontractor shall have the primary responsibility for the instrumentation and monitoring works and shall report directly to the Contractor. The Subcontractor shall report to the I & M Coordinator who shall be responsible for the co-ordination and implementation of the monitoring scheme and will advise on any modifications required to the monitoring system. 2.2.5 The Sub-Contractor shall design and demonstrate that the permanent instrumentation and monitoring system provides accurate, reliable, timely information regarding the stability, performance and safety of the completed works. 2.2.6 The Sub-Contractor should have the provision of a temporary system for the duration of the contract (or until the Employer's system is commissioned, if sooner) that: is robust; has sufficient redundancy to ensure the system is resilient; picks up all permanent monitoring data across the contract, and integrates with instrumentation on neighbouring contracts where necessary; allows rogue readings to be identified and discounted; and allows the identification of trends; 2.2.7 The Sub-Contractor will be responsible for the specification of equipment performance requirements, accuracy and tolerances, conditions of operation, frequency of monitoring and where necessary permanent case trigger levels,the specification of a data acquisition and transmission system; 2.2.8 The Sub-Contractor will be responsible for the specification of details of transmission of all monitoring information to the Employer's cloud server in Apache Avro format as defined by the relevant Avro JSON schema and which must have all fields documented within the schema or other acceptable format; 2.2.9 Assessment of the performance of the Equipment, Plant and Materials including permanent ground support; 2.2.10 The Sub-Contractor will be responsible for procurement of all permanent instrumentation and associated hardware (including all necessary supports, ducting, protection, power supplies and communications connections/access) and software for transmission of the data; 2.2.11 The safe installation, testing, commissioning, operation and maintenance of all permanent instrumentation, including provision of CCTV and webcams to provide digital visual records. 2.2.12 Defining the location of permanent instrumentation; 2.2.13 Assess the need for ongoing monitoring of the behaviour of building