Checking and tightening screws, bolts, plug
ring nuts
NOTE: frequency of the operation as indicated in the table in Chapter 6. Daily registration is not
necessary, but should be made at least once a year when other operations are performed.
Visual and structural inspection
Check the integrity of the anchors, supports,
carpentry, welding and pins
NOTE: frequency of the operation as indicated in the table in Chapter 6. Daily registration is not
necessary, but should be made at least once a year when other operations are performed.