Flare stack inspections

With respect to flare stacks and flaring systems FG International Holland BV offers a large scale of services, ranging from the initial inspection to total maintenance, including the replacement of parts, all in one service package.

Cost reduction

The combination of inspection and maintenance and repair works, combined with access and hoisting techniques all in one hand will effectuate a reduction in cost and will encourage the efficiency.

1. The project lead time will be shorter
2. All know how is present on site
3. No cranes or scaffolding needed

Inspections of flare stack

Full inspection with video and data on:

1. Main stack body

• To determine the actual status of the main pipe, the wall thickness is being measured at 20 cm x 20 cm locations all around the pipe by ultrasound thickness measurement
• The coating layer and condition are being checked
• Bolts and nuts are being checked
• The inside of the main pipe status is being checked for any damage
• The vertical position of the stack pipe is being checked

2. Flare stack piping works

• The main piping status is being checked for fitting and condition of:
  - bolts and nuts
  - insulation
  - welding locations
  - supports
  - expansion slots
  - flange joints
• The main steam pipe’s thickness is being checked by ultrasound measurements 360°
• Checking pipes for coating layer conditions
• Checking that all fitted pipes run parallel to the main stack pipe

3. Top parts, including stairway

• Tip body
• Pilots
• Ignitors
• Check the gangway around the tip on corrosion and mechanical damage
• Checking of all piping, supports, bolts and nuts for corrosion and mechanical damage
• Checking the stairway from bottom to top including supports
• Checking of the coating layer
• Checking of the wiring of the thermocouples

4. Inspection and tensioning of guy wires

• Checking of the status of all equipment, parts and peripherals
• Damage has to be checked and reported combined with the status of safety when in use
• All situations regarded as not safe for operation within the next 4 years are to be reported immediately to the inspection department
• Dead weights
• Tensioners, turnbuckles, shackles and clamps
• Cable protection
• Corrosion at the cable