
1. Pipelines
- Preparatory work
- Earth moving
- Pipe transportation and stringing
- Pipeline welding
- Nondestructive testing of weld joints
- Application of anti-corrosion coating
- Nondestructive testing of coated pipe
2. Tanks and tank farms
- Welding and erection
- Nondestructive quality control
3. Compressor and oil pumping stations
- Turn-key installation
