Technical assistance for the inspection of metal deck welding on the movable bridge at the Port of Tarragona.

Project summary:

Technical assistance services for non-destructive testing to inspect welding on the metal deck of the movable bridge at the Port of Tarragona. This involved monitoring, technical assistance and inspection work to ascertain the current real condition of the welding on the metal deck of the movable bridge, characterise pathologies found in the structure, assess the impact and risk on the structural integrity, and define the repairs to be carried out.

Project details

Technical assistance for the inspection of metal deck welding on the movable bridge at the Port of Tarragona. The scope of this work involved the following:

• Physical inspection phase (data collection) to determine the condition of welding on the metal deck of the movable bridge.
  • The physical inspection phase involved:
    • Detailed non-destructive testing to inspect welding likely to have been damaged due to fatigue or likely to cause fatigue damage itself.
    • Inspection to determine the remaining thickness of the steel elements of the deck in those areas where clear signs of corrosion are detected.
    • Interior inspection of cracked sockets that have reached the wearing course.
    • Acquisition of samples of metal elements to characterise the execution class of the steel.
• Cabinet work/technical office work to present the information obtained during the inspections in the form required by the APT:
  • Results
  • Definition of indicators
  • Drawings showing the data acquired during inspections.
  • Etc.

The inspection work was carried out by technicians qualified at level 2 in accordance with UNE EN ISO 9712:2012 and coordinated and supervised by a technician qualified at level 3 per this same standard.