Revision 1
C.
Pre-Operational Procedures
Planning
Pre-job planning shall take place prior
to
start of any job. Personnel familiar with the
equipment to be cleaned and the environment of the work area shall meet with the personnel
who will be doing the cleaning or cutting and outline the potential hazards of the work area,
environmental problems and safety standards.
Check
List
A safety and equipment check list shall be used.
Barricades
Barricades shall be erected to enclose hazardous areas. Barricades may be rope, safety tapes,
barrels, etc.,
as
long as an effective visible barrier is provided.
Hook-Up
Inspect all hoses and fittings for evidence
of
excessive wear and damage prior
to
installing.
Hoses should be laid out in a safe and orderly manner.
Hoses, pipes and fittings shall be supported
to
prevent excessive sway, vibration or stress on
end connections. Hoses should be protected
to
prevent kinking or excessive wear.
Nozzles
Before installing the nozzle, the system shall be completely flushed with sufficient water
to
remove air and foreign particles.
Inspect all nozzles for damage and/or plugged orifices before installing. The high pressure
water jetting unit should be shut off and disconnected before installing nozzles.
© Copyright January,
2001
NLB Corporation
2-10
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