Saudi Aramco HSE Interview Q & A – Part 2

 

Saudi Aramco HSE Interview Q & A –

 Part 2

LOCKOUT TAGOUT LOTO SAFETY

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What Tandem lifting?

Any Lifting operation which involving two or more cranes use is called tandem lifting.

 

What is critical lifting, how pass this plan and Rigger level 1 capacity?

Lifting over 40Ton

Lifting near overhead power line

Load more than 85% of crane

Critical lift plan approved by only certified Aramco rigger level one.

 

Critical lifting?

Lifting near power line

Lifting near population area

Lifting near Railway line

Lifting more Than 40Ton

Lifting more than 85% of rated crane capacity.

Tandem lifting (two or more lift)

Tails lift (more than 2 lift)

 

Electrical Work | Permit To Work (PTW) 

Template Sample

Rigger level 2 capacity? Up to 40 ton

Rigger 3? Up to 10 ton

 

Crane, man basket and scaffolding maximum working air speed?

Man basket 25Kph

Crane lifts 32kph

Scaffolding 65kph

 

What the issuer check before issuing permit crane lifting?

Lifting gear physical condition, operator and rigger certificate, crane check list

 

Lifting Requirement?

Critical lifting

Work permit,

Critical Lift Plan,

Crane inspection sticker,

Rigger and operator certificate,

Safe distance from power line,

Boom safe angle 45◦

 

OIL SPILL RESPONSE & PREVENTION

Lifting hazard?

Crane fall,

Over turn,

Over speed,

Oil leakage,

Mechanical failure,

Over loading,

Ground surface is not level.

 

Define LOTO?

Lockout-tag out is the safety procedure to prevent the accidentally startup of machine. It is use to protect the people form injury.

 

What is near miss?

An event which occur with out injury of person damage to property but has the potential to result in an accident

Any unwanted, unplanned event that has potential to cause harms damage or loss but did not do so.

 

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What is fire?

Triangle of fuel heat and energy is called fire.

Chemical chain of reaction of fuel heat and oxygen is called fire.

 

Classes of fire?

Class A fire involve ordinary combustible materials such as wood, paper, cloth etc.

Class B fire involving flammable or combustible liquids such as petroleum, greases etc. Class C fire involving energized electrical equipment such as computer, transformers etc Class D fire involving combustible metals such like Magnesium, sodium, potassium etc. Class K fire involving cooking oils and fats.

 

Color coding for fire extinguisher?

Water Red

Foam Cream

Dry powder blue, use for B and C

Carbon dioxide black, use for Electrical fire

Incident Accident Investigation 

Case Study Animation

HAZARDS OF ELECTRICAL POWER TOOLS