Welcome to Worksafe Hazard description samples!


The below Hazard description may vary from site to site and are only examples,
You may need to add more hazards depending on your activity at site.
hazard description are not universal and depend on the specific site conditions, and a site-specific assessment is necessary to determine their applicability.

# Hazard/Task Hazard description

Medium Risk Task Description Potential Harm - Hazard description
1 Hot Work Naked Flame - Non-Hydrocarbon Site burns, fires, exposure to harmful fumes or materials, electric shock.
2 Post Weld Heat Treatment (PWHT) Fires, burns, and injuries to personnel.
3 Igniting Smokeless Flaring Package Fires, explosions, burns, and Musculoskeletal injuries (MSD), Hand injuries. to personnel.
4 The Use of X-Ray Radiation Sources to Perform Testing Radiation exposure and potential health hazards, including radiation burns, Cancer Risk if Long-term or repeated exposure
5 Performing UT testing for Inspection Purposes Musculoskeletal injuries (MSD), Hand injuries.
6 Leak testing chemical exposure, respiratory issues, ergonomic injuries.
7 Breaking Containment (Removing Xmas Tree Cap) for Wells Services On-line Activities uncontrolled fluid release (spills), gas exposure, equipment malfunctions, well blowouts, injuries, fire and explosions.
8 Bolts Torquing Activity hand injuries, including sprains and strains, leaks, fire.
9 Hydrotest Activity on Not Live and not Connected System hand injuries and equipment damage during hydrotest activities on non-live and unconnected systems.
10 Air Blowing Using Air Compressor eye injuries from flying debris, Skin Injuries, Ear Injuries from loud noise.
11 Use of Radio Detection Device (Schonstedt) and/or Visual inspection by Survey to Support STS UXO team. Ergonomics stress, hand injuries, exposue to UXO, fatalities, amputation.
12 Use of Pneumatic Powered Equipment hand injuries, including fractures, and equipment malfunctions when using pneumatic-powered equipment.
13 Use of a Vacuum Truck for (NON - Hydrocarbon Substances) hand injuries, tip-over, run over, crush injuries.
14 High-Pressure Hydro-Blasting & Water Jetting high-pressure water jet injuries, including cuts and abrasions,
15 Wells Service Wireline Operations wireline breakage, downhole equipment failures, gas or chemical exposure, well blowouts, injuries
16 Well Head Maintenance Operation hand injuries, including cuts and crush injuries, wellhead leaks, gas or chemical exposure
17 Service Testing (Hydrotest) on Existing Flow Line equipment damage, pressure-related incidents, equipment failures, leaks, accidents, injuries
18 Abrasive Blasting: not on Live Equipment exposure to abrasive materials, hearing damage, respiratory risks, equipment malfunctions, dust pollution, and the potential for accidents, injuries, or health issues if proper personal protective equipment are not correctly used.
19 PWEP Oil Recovery Operation exposure to harmful chemicals, risk of falling into the PWEP, fire, long term hazards if not wearing proper PPE.
20 Removal of Fiber Glass Coating from Tank Wall hand injuries, including cuts and punctures, fiberglass particles might irritate the skin, eyes, nose, and throat
21 Refuelling Vehicle and Equipment hand injuries and equipment damage, fuel spills, fire hazards, exposure to hazardous fumes, fuel leaks, tip-over, run over, crush injuries.
22 Ground Disturbance & Excavations - Non-Mechanical (Hand Digging only) – LRC not required - STS team required. hand injuries, including strains and sprains, cave-ins, falls into excavated areas, entrapment.
23 Use of Forklift tip-overs, falling loads, equipment malfunctions, and the risk of injuries or fatalities
24 Slickline Operations by The Use of Mast Unit (WorkSafe Routine Lifting Certificate Required) hand and finger injuries, including crush injuries, or death
25 Coil Tubing Operations by the Use of Mast Unit (WorkSafe Routine Lifting Certificate Required) hand and finger injuries, including crush injuries, or death
26 Manual Battle Area Clearance (BAC) LRC NOT REQUIRED injuries amputations or fatalities, due to the exposure to explosives.
27 Mechanical Battle Area Clearance - Armoured Plant (Bulldozer; Excavator; Front End Load injuries or fatalities, damage to equipment due to the exposure to explosives.
28 Use of Hydro Vac for Excavation injuries if exposed to pressurized jet water, falling to excavation (if big enough)
29 Use of Gin Wheels accidents, falling loads, injuries
30 Entry into Excavated Area (Non-Hazardous) cave-ins, falls, entrapment, respiratory hazards, and potential accidents, injuries, or fatalities
31 WS Well Pad Construction & Remediation injuries, vehicles tipover, Run over, respiratory system hazard (inhaling dust)
32 Drill & Tap on Static (not Live) Line hand injuries and equipment damage during drilling and tapping on static, non-live lines.
33 Use of Scissor Lift/Elevated Work Platform falls from heights, head injuries, dropped materials and tools, equipment tipover, runover
34 Use of Heavy Earth Moving Equipment damage to UG services, and the risk of injuries or fatalities, pinch points
35 Well Testing Operations hand and finger injuries, including crush injuries, droped load, falling from height, H2S toxicity, fire, explosion, leaks.
36 Slickline Operations by the Use of Crane (ROO Approved Lifting Plan Required) hand and finger injuries, including crush injuries, droped load, falling from height, H2S toxicity, fire, explosion, leaks.
37 Coil Tubing Operations by the Use of Crane (ROO Approved Lifting Plan Required) hand and finger injuries, including crush injuries, droped load, falling from height, H2S toxicity, fire, explosion, leaks.
38 Use of Non-Intrinsically Safe Portable Equipment in Classified Hazardous Area (Camera, laptop, mobile phone). ignition source leading to fire/explosion
39 Accessing the Well Service Operation Red Zone respiratory system damage, fire, explosion, burns, exposure to checmicals (irritation)
40 Use of Compressor Machine hearing damage, eye injuries, lashes of hoses
41 Exposed Pump Rotating Shaft hand injuries, including crush injuries
42 Horizontal Directional Drilling utility strikes, underground collapses, exposure to hazardous materials, and the risk of injuries or fatalities
43 Horizontal Borehole Excavation for Underground projects construction Activities utility strikes, underground collapses, exposure to hazardous materials, and the risk of injuries or fatalities
44 Well Borehole Drilling for Usable water hand injuries and equipment damage
45 Vehicles/equipment mobilization and Access to the work site run over, tip over, injuries, death.
46 Ground Disturbance & Excavations - Mechanical injuries, fatality, struck by, damage UG services
47 Borehole Drilling and Sampling for Geotechnical Investigation hand injuries and equipment damage, underground services damage
48 Cold cut by using hand tools on disconnect Pipeline cuts and punctures
49 Use of Cherry picker/MEWP falls from heights, head injuries, equipment damage, dropped objects
50 Pouring Concrete Using Concrete Pump physical injuries, exposure to dust and chemicals, noise-related issues, falls, OHPL resulting in electricution.
51 Use of Hydraulic Hammer Concrete Breaker hand and foot injuries, including fractures, damage to equipment, noise pollution, dust exposure, equipment malfunctions, and the potential for accidents, fatalities.
52 Routine Lifting (CPS/QA Overhead Crane) injuries, dropped loads, death, crane tip over, asset damage.
53 Lifting Operations Well Services - (Non-Routine Lift) injuries, dropped loads, death, crane tip over, asset damage.
54 Lifting Operations - (Non-Routine Lift) injuries, property damage
55 Confined Space Entry into a Non-Hydrocarbon & Not connected Vessel or Tank. asphyxiation, exposure to hazardous atmospheres, physical injuries.
56 Mechanical Isolations (positive Isolation) physical injuries, exposure to chemicals, fire, explosion.
57 Use of mobile work platform for access to wellhead falls from heights, falling objects, head injuries, H2S toxicity, fire, explosion.
58 Scaffolding Modification head injuries, falls from heights,collapses, falling objects, electrocution , workplace accidents, and structural damage to buildings or surrounding structures.
59 The Use of Powered Lifting Winch hand and finger injuries, including crush injuries, dropped loads
60 Use of Approved Scaffolding as a Working Platform falls from heights, head injuries, dropped materials and tools
61 Lifting Operations - Routine Lift injuries, dropped loads, death, crane tip over, asset damage.
62 Use of Manual Chain Block injuries due to improper handling, dropped loads, strain or ergonomic injuries
63 Scaffolding Erecting and Dismantling head injuries, falls from heights,collapses, falling objects, electrocution , workplace accidents, and structural damage to buildings or surrounding structures.
64 Use of Electrical Driller (not live system). hand and finger injuries, including crush injuries, when using electrical drills on non-live systems.
65 Use of Intrinsically Safe Portable Equipment (Camera, Calibration, Measuring, Diagnostic) ergonomic-related injuries, such as strains and poor posture, faulty equipment can cause fire/explosion
66 Electrical Earthing electrical shock, strains, body injury
67 Instrument Work Instrument Work, strain or injuries, potential damage to instruments
68 Maintenance on the Overhead Power Lines electrical hazards during maintenance on overhead power lines.
69 The use of Electrically Powered Tools electrocution, which may lead to injuries or fatalities, Physical injuries
70 The Use of Electrical Generator electrocution, which may lead to injuries or fatalities, fire
71 Penetrant Testing (PT) skin/eyes irritation, dizziness, headaches, Fire, and respiratory issues
72 Use of Compressed Gas Cylinders hand and foot injuries, including fractures, fire, explosions
73 Handling, Moving and Storing of the Compressed Gas Cylinders hand and foot injuries, including fractures, fire, musculoskeletal disorders, explosions
74 Well Flowback Operation fires, explosions, and injuries to personnel
75 RRP Well Kill Operation fires, explosions, and injuries to personnel
76 Well Kill Operation fires, explosions, and injuries to personnel
77 Use of a Vacuum Truck for Hydrocarbon Substances environmental contamination, fire or explosion risks, respiratory issues, skin irritation, and potential long-term health problems
78 Concrete Casting using Hand Tools physical injuries, exposure to dust and chemicals, noise-related issues
79 Pouring Concrete Using Concrete Mixer hand and foot injuries, including fractures, and equipment damage during pouring concrete using concrete mixers.
80 Breaking Containment chemical burns, respiratory distress, or poisoning, injuries, fatalities, property damage, ecological damage and harm to wildlife,
81 Wrapping of Pipelines/Use of Clamps hand injuries, including cuts and punctures, skin irritation
82 The Use of Chemicals and/or Hazardous Materials skin/eyes irritation, dizziness, headaches, Fire, and respiratory issues
83 MAGNETIC PARTICLE INSPECTIONS (MT) electrical shocks , fires , skin irritation, chemical burns,
84 Performing Painting Task skin/eyes irritation, dizziness, headaches, Fire, slip & fall
85 The use of Nitrogen Asphyxiation, Cryogenic Burns(cold burns),
86 Ergonomic Hazard (frequent lifting, poor posture, awkward movement, and using too much force ergonomic-related injuries, such as strains and poor posture.
87 Cold Cutting on a Hydrocarbon or Source Water Line/Equipment hand and foot injuries, including fractures, fire, musculoskeletal disorders
88 Line Detection Operation with Support of Survey to Support UXO Team (STS) hand injuries, including cuts and punctures, and equipment damage during line detection operations supported by survey teams for UXO.
89 Installation and Use of Fully Enclosed Welding Habitat hand and finger injuries, including crush injuries, during the installation and use of fully enclosed welding habitats.
90 Non-Mechanical Excavation (Hand Digging only) hand injuries, including strains and sprains, during non-mechanical excavation activities, involving hand digging.
91 Well Cellar Entry hand and finger injuries, including crush injuries, H2S toxicity.
92 Working at Heights falling injuries ranging from minor bruises to severe fractures, Dropped Objects causing injuries or fatalities
93 Confined Space Entry into Excavated Pit or Trench Cave-Ins: fatal burial or crushing injuries, Falls inside,
94 Confined Space Entry Inside a Chamber Exposure to toxic or flammable gases, deficiency in O2, falling objects on workers inside the champer
95 Backfilling (NO Excavation Certificate Required) hand and foot injuries, including fractures and struck by excavator boom





High Risk Task Description Potential Harm - Hazard description
1 ACT – Tower Climbing falls from heights and joints injuries
2 The Use of Gamma Ray Radiation Sources to Perform Testing increased cancer risk (long term), musculoskeletal injuries from carrying work tools.
3 Hot & Odd Bolting potential musculoskeletal injuries or equipment damage.
4 Confined Space Entry into a Process Pit/ Trench (Slop Tank/ Metering Tank /Valve Chamber/Condensate Pumps Chamber) confined space-related injuries, including asphyxiation or exposure to hazardous substances within various confined spaces.
5 Storage Tank Emergency Hatch Replacement falling, exposure to chemicals (irritation, poisoning, skin damage)
6 Scaffolding Erecting, Dismantling or Modifying over live Equipment falls from scaffolding and potential damage, live equipment, injuries from falling materials.
7 Naked flame Activity on Water flood Station burns, fires, explosions and electricution
8 Use of Mud Plugs as a Vapour barrier burns, fires, explosions and exposure to toxic gases.
9 Use of Mechanical plugs or Inflatable Plugs as a vapour barrier burns, fires, and explosions, exposure to toxic gases.
10 UT Inspection on Live Storage Tank Roof falls from heights, slips, trips, and falls





High-High Risk Task Description Potential Harm - Hazard description
1 Lifting of all loads relating to Injection Pump repair, maintenance, and replacement inside the pump house by use of Overhead Crane injuries, fatalities, or equipment damage,, pinch points leading to crushing injuries or amputations.
2 Welding Operation by using a Mechanical Plug as a Vapour Barrier burns, fires, and explosions, hearing damage, exposure to toxic gases.
3 Type 2 Road crossing, use boring machine, hot work & non-routine lifting (Outside degassing station) injuries such as head injuries, cuts, or fractures from falling objects, burns, fires, and explosions, electrical shocks, hearing damage from welding and generators nearby, asset damage during excavation for underground services.
4 Flowline construction, hot work, and non-routine lifting (outside degassing station) injuries such as head injuries, cuts, or fractures from falling objects, burns, fires, and explosions, electrical shocks, hearing damage from welding and generators nearby.
5 Hot Work High Risk - Inside degassing station or outside but within 15m of hydrocarbon source burns, fires, and explosions, electrical shocks, hearing damage
6 Welding on operational pipework prior to Hot Tap burns, fires, and explosions, electrical shocks, hearing damage
7 Produce Water Evaporation Pond Oil Recovery Operation heat-related illnesses, respiratory issues/damage, eye irritation, fire
8 Wrapping of Live hydrocarbon Pipelines includes the use of naked flame burns, fires, and explosions, exposure to chemicals.
9 Pouring Concrete Using Concrete Pump over live systems injuries due to potential equipment malfunctions or concrete pouring accidents.
10 Use of Cherry Picker / Mobile Elevated Working Platform over live system falls from heights and potential contact with live OHPL
11 Confined Space Entry into Source Water Vessel/Tank injuries, asphyxiation, exposure to hazardous substances.
12 Storage Tank PVSV Replacement injuries such as fractures or bruising if they are struck by ejected materials.
13 Hot Work on Wellhead burns, fires, and explosions.
14 Lifting of all loads relating to Injection Pump repair, maintenance, and replacement inside the pump house by use of Overhead Crane injuries, crushing injuries, or struck-by accidents.
15 Lifting Operations Over Live Plant & Equipment injuries, dropped loads asset or equipment malfunction/damage.
16 Welding Operation by using a Mud Plug as a Vapour Barrier burns, fires, and explosions due to welding in potentially hazardous environments.
17 Confined Space Entry Process Vessel/Tank confined space-related injuries, including asphyxiation or exposure to hazardous substances.
18 Hot Cutting and Grinding on Production Equipment burns, fires, and explosions , electrical shocks & injuries, equipment damage.
19 Hot Tap Wellhead Equipment injuries such as fractures, bruises, or more severe injuries if workers are struck by ejected materials, and asset damage
20 Hot Tap source water flowline high-pressure water, leading to injuries such as fractures, bruises, or more severe injuries if workers are struck by ejected material leading to death.
21 Use of man basket lifted by crane for emergency rescue only entanglement, hazard potenially leading to injuries such as cuts, fractures, or amputations.
22 Hot Tap Production Flow Line burns, fires, and explosions, injuries such as fractures, bruises due to expusore to high pressure
23 Insulation removal on Live Equipment to Inspect for Leaks – known Leak burns, fires, and explosions, Chemical Exposure, skin irritation, chemical burns, or respiratory issues.
24 Abrasive Blasting: on Live Equipment Eye and Face Injuries, Chemical Exposure, hand-arm vibration syndrome
25 Well Cellar Modification chemical exposure, Falls, ractures, sprains, or bruises, head injuries from falling objects



Navigating Hazards, Reducing Risks

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