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Instrumentation and Monitoring

In many fatigue assessments characterising the applied service loading is the most difficult and critical step.

Fatigue Integrity Management has over fifty years experience in the design and installation of systems to allow in-service load or stress spectra to be established through acquisition and analysis of load, strain and displacement records.

CrackFirstTM sensors provide an alternative long term system for fatigue usage monitoring on steel structures. Attached adjacent to a fatigue critical detail, the sensor responds to cyclic loading by changing its output in proportion to the cumulative fatigue damage for a typical fillet welded joint. The sensors allow an estimation of remaining life of the structure and safe usage-based inspection intervals.

A wide range of structures and components has been assessed for TWI Members including earth moving equipment, road trucks and tankers, bridges and pressure vessels.

TWI operates a quality assurance scheme certified to ISO 9001:2000 by LRQA and BS EN ISO 14001:2004
and is an IiP certified company.

For more information please contact us.