1. Hardware errors

1.1 In the design office

• Drawing errors

  These errors are very varied. They range from line errors in the sections and elevations shown, to poorly formed figures and incorrectly positioned dimension lines. They are often corrected at the execution stage (tracing) because of the incompatibilities they entail.

• Calculation and similar errors

  These are, for example, operation errors, formula errors, etc.

• Transcription errors

  For example, on the values of material characteristics, site assumptions and loadings.

  The consequences of the last two types...