Harrington Hoists and Cranes RH Wire Rope Hoist - Manual (Page 43)

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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 which 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 – a designated person shall inspect prior to initial use all new, re-installed, altered,
or modified hoists/trolleys 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.