API 510 Documentation and Records Management 3

Question 1

A pressure vessel's calculated remaining life is 10 years. What is the maximum allowable inspection interval per API 510 for external inspection?

Accepted Answer

5 years (half the remaining life, not to exceed 5 years)

Answer

External inspection interval is the lesser of half the remaining corrosion life or 5 years per API 510.

Question 2

Which record would an inspector review to determine the corrosion allowance of a pressure vessel?

Accepted Answer

The original ASME Manufacturer's Data Report (MDR) or engineering design documentation

Answer

The MDR and original design documents specify the corrosion allowance used in the original design calculations.

Question 3

What does a 'fitness-for-service' assessment record typically include?

Accepted Answer

Current measured thickness, flaw characterization, stress analysis, and a fitness conclusion with limitations

Answer

An FFS assessment per API 579 documents the current state of the vessel, analysis methodology, and resulting operating limitations.

Question 4

When a vessel is re-rated to a higher MAWP, what documentation is required per API 510?

Accepted Answer

Calculations signed by an engineer, AI concurrence, updated nameplate or records, and jurisdictional notification if required

Answer

Re-rating requires engineering calculations, Authorized Inspector review, record update, and compliance with any jurisdictional notification requirements.

Question 5

What is the primary purpose of recording thickness measurement locations with sketches or coordinate systems in inspection records?

Accepted Answer

To enable reproducible measurement at the same location in future inspections for accurate corrosion rate determination

Answer

Reproducible measurement locations allow point-to-point comparison over time, which is essential for calculating accurate corrosion rates.

(API 510) Certified Pressure Vessel Inspector Practice Test

(API 510) Certified Pressure Vessel Inspector Practice Test

API 510 Documentation and Records Management 3