Saudi Aramco HSE Interview Q & A – Part 3

 


Saudi Aramco HSE Interview Q & A –

 Part 3


Saudi Aramco HSE Interview Q & A – Part 3


NAPO SHOCKING SITUATIONS | SAFETY IN

 ELECTRICAL SAFETY


FREE FREE – Chemical Hazards Training Module


What is IDLH limit of H2S?

Immediately dangerous life to health 100ppm>above

 

What is safe limit of gases, oxygen, h2s, C0?

Oxygen 20-23.5%, H2S less than 10ppm, CO2 Less than 35ppm

 

H2S emergency Action Steps?

1. Evacuate the Area

2. Sound the Alarm

3. Assess the situation

4. Protect rescue plan

5. Rescue the victim

6. Revive victim

7. Get medical Aid

 

Gases level?

O2

20 to23.5% normal to perform job

Less than 20% use SCABA and Division Head Sign

Above 23.5% not work allowed

 

3 - WORK AT HEIGHT PRECAUTIONS - 

PICTORIAL TRAINING ( 3 )


H2S

10ppm or above Breathing apparatus must use

10 to 100ppm Use SCBA and Division head sign

100 above not work allowed.

 

CO

35ppm or above Breathing apparatus must use

1000ppm or above no CS entry allowed

 

LEL

Above 0% LEL No hot work allowed

5% (0.5) to 10%(0.1) Breathing apparatus must use

10 %(0.1) or above no work and CS entry allowed

 

Gas tester name?

T40 rattler*

Mx4 vents

Mx6 I bird.

 

Multi Gas Taster?

MX4*

 

BOOM LIFT, DOZER (Bulldozer) - 

PICTORIAL CHECKLIST


What is JSA?

The document in which we divide the job into different steps in front of steps we write his hazards and precaution

JSA means looking at the work task and considering what is the safety way to complete it. It is a way of becoming aware of the hazards involved in doing the job.

 

Define the Excavation?

Digging (Moving) of earth though hand tool equipment and explosive is called excavation.

 

Excavation type?

Mechanical excavation

Manual Excavation

Shoring, benching and sloping use to protect cave-in

 

What is the attachment of Excavation before taking permit?

Pre Excavation check list

Daily excavation check list

Equipment check list

JSA (Job safety analysis)

 

What are excavation hazards?

Cave in, fall of moving machinery, Falling of material

 

STEEL INDUSTRY LOCO SAFETY PRECAUTIONS


Class of soil and angle use in excavation?

Rock slope angle 90°

Class A tight cohesive soil such as clay, rock and slope angle 75°

Class B loss cohesive soil such as mix soil, rock and clay slope angle 45°

Class C least cohesive soil such as gravel sand freely slipping soil safe slope angle 34°

 

Saudi Aramco maximum safe angle of slope?  34° type C

 

Excavation machine are not to operate closer than how many meter?

3m or 10ft

 

Benching the horizontal step and vertical rise between each step should be approximately how many meters? 1.2m 4 feet

 

Keep away motor vehicle, crane and heavy equipment shall be kept from edge of excavation? 2m (6.5ft)

 

Spoil piles should be placed at least how many feet the edge of excavation?

2ft away

 

How much distance between excavation and heavy equipment, soil piles, scaffolding?

2mter and scaffolding 1.5xDepth of Excavation

 

What is minimum safe distance should be kept from overhead line?

Up to 50kv 3m

50kv -250kv 6m

More than 250Kv 7.6m.

 

WELDING & CUTTING HOT WORK SAFETY



 HAZARD COMMUNICATION HAZCOM




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