Case study · 2023

Midstream Compression Station — Construction QA

Region

Permian Basin, Texas

Year

2023

Scope

Vendor inspection · Construction monitoring · Welding witnessing

A midstream operator commissioned PSG to provide construction-phase QA across two new compression stations on a Permian gathering system. The package included vendor inspection of major reciprocating compressors plus on-site monitoring through mechanical completion.

1. 01

   Two-month vendor inspection campaign across the compressor OEM and three skid fabricators, with focus on weld quality and dimensional verification.

2. 02

   Field deployment of two construction inspectors for the eight-month construction window; daily reports and weekly summary reporting.

3. 03

   Witnessing of all radiographic NDT on process piping, with technique adherence and findings interpretation reviewed before sign-off.

• 41

  VENDOR FINDINGS RESOLVED PRE-SHIPMENT

• 100%

  NDT WITNESSING COVERAGE ON PROCESS PIPING

• 0

  FIELD REWORK EVENTS POST-MECHANICAL COMPLETION