Harrington Hoists and Cranes RHN - Rhino Wire Rope Hoist - Manual (Page 39)

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5.0 Inspection
5.1 General
5.1.1 The inspection procedure herein is based on ANSI/ASME B30.16. The following definitions are from
ANSI/ASME B30.16 and pertain to the inspection procedure below.
Designated Person – a person selected or assigned by the employer or employer’s representative as being competent to
perform the specific duties.
Qualified Person – a person who, by possession of a recognized degree in an applicable field, or certificate of professional
standing, or who, by extensive knowledge, training, and experience, has successfully demonstrated the ability to solve or resolve
problems relating to the subject matter and work.
Normal Service – that distributed service, which involves operation with randomly distributed loads within the rated load limit, or
uniform loads less than 65% of rated load for not more than 25% of the time.
Heavy Service – that service, which involves operation within the rated load limit that exceeds normal service.
Severe Service – that service which involves normal or heavy service with abnormal operating conditions.
5.2 Inspection Classification
5.2.1 The Initial Inspection –prior to initial use all new, re-installed, altered, or modified hoists/trolleys shall be
inspected by a designated person to ensure compliance with the applicable provisions of this manual.
5.2.2 Inspection Classification – the inspection procedure for hoists/trolleys in regular service is divided into two
general classifications based upon the intervals at which inspection should be performed. The intervals in turn
are dependent upon the nature of the critical components of the hoists/trolleys and the degree of their exposure
to wear, deterioration, or malfunction. The two general classifications are herein designated as FREQUENT
and PERIODIC, with respective intervals between inspections as defined below.
5.2.3 FREQUENT Inspection – visual examinations by the operator or other designated personnel with intervals per
the following criteria:
Table 5-1 Frequent Inspection Intervals
Service Hoist and Trolley Interval
Rope Inspection
Interval
Normal Service Monthly
Start of
Every Shift
Heavy Service Weekly to Monthly
Severe Service Daily to Weekly
Special or
Infrequent
Service
As recommended by a
qualified person before
and after each occurrence.