Table 2: Inspection Classifications
Conditions
Normal
Heavy
Severe
Typical Use (operating time)
Infrequent
Regular
Continual/Constant
Load Range
60% of Capacity 75% of Times Used
80% of Capacity 75% of Times Used
100% of Capacity 75% of Times Used
Installation
Protected/Enclosed/Dry
Not Sheltered/Exterior
Full Exposure
Atmosphere
Clean/Non-Corrosive
Dirty/Non-Corrosive/Freshwater Marine
Dirty/Corrosive/Saltwater Marine
Climate
Dry/Stable Temperature
Wet/Moderate Temperature Fluctuations
Wet/Severe Temperature Fluctuations
n
Records and Reports
Inspection records, listing all points requiring periodic inspection should be
maintained for all load bearing equipment. Written reports, based on severity of
service, should be made on the condition of critical parts as a method of
documenting periodic inspections. These reports should be dated, signed by the
person who performed the inspection, and kept on file where they are readily
available for review.
n
Maintenance Intervals
Refer to Table 3 ‘Maintenance Interval Chart’ on page 4for recommended
maintenance schedule.
Form MHD56401 Edition 3
3
