[Skip to content]

TWI Certification Ltd
Factory Production Control
Once certifed to EN 1090 (CAESAS) how often will a surveillance check be required?

Once certified to EN 1090 (Conformity Assessment of the Execution of Steel and Aluminium Structures Scheme) how often will a surveillance check be required?

Intervals between inspections and after the initial surveillance shall be as in Table B.3 if no changes have occurred since the last inspection.

 

Table B.3 - Routine surveillance intervals

 Execution Class

 Intervals between inspections of manufacturer's

FPC after the ITT (years)

 EXC1 and EXC2

 1 - 2 - 3 - 3

 EXC3 and EXC4

 1 - 1 - 2 - 3 - 3