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Naturally OccurringNaturally Occurring
Radioactive MaterialRadioactive MaterialAwareness Training CourseAwareness Training Course
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Course AdministrationCourse Administration
Emergency procedures
Facilities:
first aid, prayers, refreshments, toilet
Documentation; course roster, HSE passport
Restrictions:
smoking, telephones and pagers
Introduction: name, company, position and expectations of the course
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Course AimsCourse Aims
Aims of the course are to provide knowledgeand understanding of NORM:
basic radiation theory
where NORM can be found
personal hygiene and health risks
exposure control measures
risk control measures and PPE
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Course ObjectivesCourse Objectives
On co
mpletion of the course attendees will be able to:
explain basic NORM theory
describe where NORM can be found
explain personal hygiene, health, environment andreputation risks
describe measures to counter NORM risks
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Radiation Sources in E&PRadiation Sources in E&P
Radiation
sources
Installed
gauges
Radio
tracers
Industrial
radiography
Well
logging
Portable
gauging
equipment
NORM
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NORMNORM
Naturally Occurring Radioactive Materials
as opposed to man-made sources
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RadiationRadiation
Radiation emitted by NORM
Alpha particles ()
Beta particles ()
Gamma rays (y)
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PenetrationPenetration
Alpha
Beta
Gamma
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Closed equipmentClosed equipment
Closed equipment:
Gamma rays penetrate
steel and are measured
where scale accumulates.
Alpha/Beta particles
cannot penetrate steel.
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Open equipmentOpen equipment
Scale may becomedislodged and be inhaledwhen opening NORMcontaminated equipment.
Ingested if poor hygiene.
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Health RisksHealth Risks
Health risks arise if you:
Inhale contaminated scales
Ingest contaminated sludgeor debris
Absorb contaminated
material through open cuts
or wounds
Alpha & Beta particles have sufficient energy to
damage cells and may lead to lung or bone cancer
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Where to Find NORMWhere to Find NORM
Fixed scales ± e.g. pipes, pumps, tubulars
Sludge / Sands ± tanks & separators
Waste ± Pigging debris Salts ± Evaporation ponds, water leaks
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Hard Scales:
1. ESP
2. Valve3. Tubulars
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Sludge stored in pits
Sludge mixed with sand
and land farmed
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Evaporation Pond
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Separator outlet
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Leaks
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Job Types at RiskJob Types at Risk
Job types:
production operators
maintenance personnel tank & separator cleaning crews
hoist/rig workover crews
pigging crews
sludge far m operators
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H.E.M.P.H.E.M.P.
Supervisors responsibility
Identify potential NORM Jobs
Control exposures Monitor and review controls
Record keeping
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Identifying NORMIdentifying NORM
Look for NORM signs on equipment
Check PDO NORM maps
If in doubt - Ask Production Operators
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PDO Policy
As a rule any equipment which has
conveyed or stored production fluids
should be treated as NORM contaminated
until proven otherwise by monitoring
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ControlsControls
Follow procedures
plan the job
organise PPE, plastic & containers
set up supervised area
conduct tool box talk
prevent scale from becoming airborne
prevent inhalation of scale ± wear PPE
dress cuts and abrasions
contain debris in one area encapsulate equipment at open ends
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NORM SpecificationNORM Specification
SP 1170 Manage
ment of NORM
defines roles and responsibilities:
PPE: monitoring, reporting and
exposure limits; transportation
and disposal of NORM
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NORM GuidelinesNORM Guidelines
NORM procedures for specific tasks: e.g.
Tank or separator cleaning
Pigging Transporting
Sampling
Well workovers
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NORM PPENORM PPE
Appropriate PPE:
one piece clothing
im
per m
eable rubber gloves steel toecap boots
face piece respirator
eye protection safety goggles or glasses
clean and monitor after use
dispose of contaminated PPE safely
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NORM PPENORM PPE
One piece slicker or Tyvekdisposable suitP3 Half-face respirator
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Personal HygienePersonal Hygiene
When working with NORM:
do not eat, drink or smoke
do not apply barrier creams or lip
balm clean and dress cuts and abrasions
after contact with NORM washhands and face before eating,drinking or smoking
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NORM TrainingNORM Training
NORM training:
Awareness training for ALL personnel routinely or
frequently working on NORM sites
Supervisor training for ALL personnel responsiblefor issue of per mits to work or supervise workersexposed to NORM
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SummarySummary
Summary:
Treat equipment that conveys production fluidsas NORM contaminated until monitored
Use maps and surveys to identify NORM areas Follow the NORM Specification 1170
Implement the NORM Guidelines into workprocedures
Wear your designated PP
E
Maintain good personal hygiene
Keep records