2012 - PageSuite
2012 - PageSuite
2012 - PageSuite
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INFOCUS<br />
Hope is not an effective safety strategy<br />
By J.B. Titus<br />
It basic nature that businesses<br />
don’t want incidents to occur.<br />
And, at the same time employees<br />
don’t want to be hurt. Businesses<br />
generally, some only<br />
when confronted, don’t wish<br />
for exposure to unneeded regulation, unscheduled<br />
machine downtime, employee<br />
injuries, costly liabilities or the cost burdens<br />
associated with these issues. Yet,<br />
these are some of the negative results a<br />
business can expect as consequences of<br />
avoiding the required risk assessments<br />
for their machinery operations.<br />
Some of the potential liabilities of<br />
exposure (avoidable consequences)<br />
might be:<br />
Timing: Too many businesses still<br />
avoid the issue of compliance to the risk<br />
assessment requirement which extends<br />
to existing, new or modified equipment.<br />
The sooner the better to meet compliance<br />
requirements and avoid<br />
citations.<br />
Misapplied devices: Quite<br />
often safety devices are provided<br />
but are miss-applied because<br />
a hazard level was not properly<br />
assessed. For example, a Cat 4<br />
hazard could require a control<br />
reliable solution involving a Cat 4 safety<br />
rated switch with redundant contacts.<br />
A miss-applied device in this example<br />
could include; a single standard interlock<br />
switch, safety rated devices below Cat<br />
4, or an application which is not control<br />
reliable.<br />
Foreseeable misuse: A properly conducted<br />
machine guarding risk assessment<br />
will typically uncover misuse situations<br />
like; equipment malfunction, unauthorized<br />
process material, operating tooling<br />
beyond its useful life, unexpected loss of<br />
power, and reach over, under, around, or<br />
through guarding.<br />
Misapplied procedure: Lockout/<br />
Tagout (LOTO) is frequently misunderstood<br />
and/or not always followed as<br />
prescribed by OSHA. LOTO incidents<br />
are preventable via frequent training,<br />
documenting procedures, not permitting<br />
shortcuts, and by establishing employee<br />
penalties for non compliance.<br />
Unidentified modes: All modes of<br />
operation and their related tasks need<br />
to be identified in order to reveal their<br />
related hazards. Unidentified modes<br />
include; setup, cleanup and preventive<br />
maintenance.<br />
The advice of industry experts is to not<br />
become aware of the importance of risk<br />
assessments only after a serious incident<br />
and the resulting OSHA citation, or the<br />
legal engagement, or the sever financial<br />
expenses which fall directly to your bottom<br />
line. “Hope” is not an effective strategy<br />
– proactive engaged machine safety<br />
leadership is! P E<br />
Read J.B. Titus’ blog, Machine Safety,<br />
at www.plantengineering.com/blogs.<br />
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