TASK RISK ASSESSMENT FOR RADIOGRAPHY

Risk Assessment Form

Date: Task Description:

Hazard Identified

Radiography - Gamma ray (Iridium 192 & Selenium 75) Hazard Effect (without controls) Type of injury, damage or environmental impact

Risk Evaluation (without controls) Refer to Risk Level Matrix Sev. Prob. Risk

Control Measures What must be in place to adequately manage risk

High

Very Likely

Radiation

Biological changes in humans Radiation Injury Radiation sickness

Serious

Approved procedures for Operating and Emergency Planning in place, available and understood. Radiation monitoring devices available with crew. (Survey meter, Bleeper, Dosimeter) Ensure Permits in place. Isotope handled and stored correctly Erection of proper barricade, warning signs and constant monitoring. Emergency took kit available at site Toolbox talks prior to start of work Transportation of isotopes in approved vehicles. Report any malfunction of equipment promptly Use collimator wherever feasible Controlled area established as safe levels

Risk Assessment Form

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1.

2.

Job Step Sequence of working activities

M Mobilization of crew and Transportation of Radioactive Isotope

Setup of Equipment (Isotope equipment & accessories)

Hazard The potential to cause harm (Health, Injury, Property damage, environment etc) Personnel being run over or struck by moving vehicles Collision with existing facilities and assets Run away vehicle Isotope source

Falling of Equipment Slip & Trip Isotope source

CAUSE (Possible causes that will potentially release a hazard)

Consequences (The harm which could possibly occur).

Potential Risk H/M/L (With no controls in place)

Uncontrolled vehicle movement Using unauthorised route Mechanical failure. Incompetent Driver Damage source protection

Fatality Personal Injury Property /Asset damage

H

Improper handling Poor house keeping Materials on walk ways Uneven ground

Personal injury Equipment damaged

H

Existing Barrier / Control Describe all existing barriers / controls for each hazard

Follow Radiation Transportation Procedure road safety requirements Approved vehicles to be used. Flasher warning lights and isotope cards to be displayed in rear & both side of the vehicle when carrying radiation source.

TBT to be conducted prior to the beginning of each shift. Proper manual handling procedure to be followed. Check equipment is in good working order Use necessary PPE (Hand gloves, safety shoes, etc.) Only authorized personnel shall be allowed to handle & setup the equipment

Recommended Controls

Residual Risk H/M/L (with controls in place

Approved Emergency Procedures in place Engage Hand brakes while parking. Ensure vehicles and equipment will remain at safe working distance from live pipelines. Approved mandatory PPE should be worn by all crew members.

L

Approved Emergency Procedure Provide good house keeping Maintain proper communication Before starting the work, level the working area.

L

Risk Assessment Form 3.

Radiographic Testing (Use of Radiographic Source)

Exposure to ionizing radiation

Incompetent technicians Unauthorized entry

Personal injury

M

Permits Daily personnel dose log to be maintained and closely monitored Radiation area shall be checked to avoid any activities The area around the radiography activity must be barricaded according to the calculated distance. Warning signs shall be provided on all sides. All technicians in the crew shall wear their personal TLD badges and dosimeters.

Emergency equipment must be available at site Emergency Contact numbers must be available at site ensure that no other work is being carried out within the affected radiation zone.

L

4

Radiography Working at Night(Subject to client Approval.)

Slip & Trip. Exposure to Ionizing Radiation. Night work/ driving.

Poor housekeeping unauthorized entry. Incompetent technicians Poor Lighting.

Fatality/ Personal injury Equipment damaged.

H

Permits if any to be obtained Display sign boards & flickering lamps. Provide safe access Radiography to be confined in the barricaded area. Use full PPE. Road safety requirement. Radiation area shall be checked to avoid any adjacent activities. Provide sufficient light. Work area to be barricaded properly. Provide flashing lights for road access.

Flashing lights are displayed at all sides. Emergency equipment must be available at site Emergency contact numbers must be available at site. Ensure no other work being carried out within the affected zone. Engage hand breaks while parking. Break time provided. Keep safe distance as per the curie used.

L

5

Driving at Night

Visibility low due to darkness Less Traffic on the road for help and support. Possibility of fog/poor

Poor visibility Sand Storm Fog Extreme high Temperature & humidity

Personal injury Property/ Asset Vehicle damage

M

Approved communication system to be use in Road safety requirement. Provide flashing lights for road access.

Drive at reduce speed. Driver had enough rest. Driver is familiar with the road. Vehicle should be suitable for the journey. No deviation from the approved road. Speed limit shall be

L

Risk Assessment Form visibility.

followed. slow down when approaching pipeline crossings, Communication Means Sufficient drinking water for crews Extra care is to take whilst driving on gatch road during inclement weather conditions.

Risk Assessment Form RISK ASSESSMENT MATRIX Probability

Severity

Very Likely

Likely

Unlikely

Highly Unlikely

Catastrophic

HIGH

HIGH

HIGH

MED.

Serious

HIGH

HIGH

MED.

MED.

Slight

HIGH

MED.

MED.

LOW

Minimal

MED.

MED.

LOW

LOW