Pressure systems & pipelines
Integrity Assurance
Risk-based inspection register: wall thickness, corrosion rate, remaining life and next statutory inspection for vessels, piping, pipelines and tanks. Calculations are advisory — the site inspection standard and engineer of record govern.
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Registered systems
6
Critical integrity findings
0
Inspections overdue
1
Remaining life not assessable
0
AR-3
MIA workshop air receiver AR-3
Bengalla Mine (Hunter Valley) · Compressed air · AS 1210
- Measured thickness
- 8.40 mm
- Retirement thickness
- 7.60 mm
- Corrosion rate
- 0.336 mm/yr
- Remaining life
- 2.4 yr
- Next inspection
- 2026-02-03
- Operating / design
- 800 / 1050 kPa
Rate basis: measured two point · Interval rule: min(½ remaining life, code maximum 4 yr) — site standard and engineer of record take precedence.
- Remaining life 2.4 years — plan replacement or repair scope now.
- Thickness inspection due 2026-02-03 is overdue.
- Relief device PSV-AR3 test overdue since 2026-10-02.
DEMO — generated demonstration record for Bengalla. Replace with site-system data.
FW-200
CHPP fire water ring main
Bengalla Mine (Hunter Valley) · Coal Handling & Preparation Plant (CHPP) · Fire water · AS 2419.1
- Measured thickness
- 6.10 mm
- Retirement thickness
- 5.50 mm
- Corrosion rate
- 0.244 mm/yr
- Remaining life
- 2.5 yr
- Next inspection
- 2027-05-15
- Operating / design
- 1100 / 1600 kPa
Rate basis: measured two point · Interval rule: min(½ remaining life, code maximum 5 yr) — site standard and engineer of record take precedence.
- Remaining life 2.5 years — plan replacement or repair scope now.
- Relief device PRV-FW1 test overdue since 2026-09-02.
DEMO — generated demonstration record for Bengalla. Replace with site-system data.
FP-100
Fuel farm transfer piping
Bengalla Mine (Hunter Valley) · Diesel · AS 4041
- Measured thickness
- 5.40 mm
- Retirement thickness
- 4.80 mm
- Corrosion rate
- 0.254 mm/yr
- Remaining life
- 2.4 yr
- Next inspection
- 2026-12-18
- Operating / design
- 450 / 1000 kPa
Rate basis: measured two point · Interval rule: min(½ remaining life, code maximum 5 yr) — site standard and engineer of record take precedence.
- Remaining life 2.4 years — plan replacement or repair scope now.
DEMO — generated demonstration record for Bengalla. Replace with site-system data.
AR-1
CHPP plant air receiver AR-1
Bengalla Mine (Hunter Valley) · Coal Handling & Preparation Plant (CHPP) · Compressed air · AS 1210
- Measured thickness
- 10.60 mm
- Retirement thickness
- 9.20 mm
- Corrosion rate
- 0.200 mm/yr
- Remaining life
- 7.0 yr
- Next inspection
- 2029-03-12
- Operating / design
- 750 / 1050 kPa
Rate basis: measured two point · Interval rule: min(½ remaining life, code maximum 4 yr) — site standard and engineer of record take precedence.
DEMO — generated demonstration record for Bengalla. Replace with site-system data.
DL-AR-1
Dragline DL-01 brake air system receiver
Bengalla Mine (Hunter Valley) · Prestrip & dragline overburden · Compressed air (brakes) · AS 1210
- Measured thickness
- 12.10 mm
- Retirement thickness
- 10.80 mm
- Corrosion rate
- 0.250 mm/yr
- Remaining life
- 5.2 yr
- Next inspection
- 2028-04-09
- Operating / design
- 830 / 1000 kPa
Rate basis: measured two point · Interval rule: min(½ remaining life, code maximum 2 yr) — site standard and engineer of record take precedence.
DEMO — generated demonstration record for Bengalla. Replace with site-system data.
FT-1
Fuel farm bulk diesel tank FT-1 (2 ML)
Bengalla Mine (Hunter Valley) · Diesel · API 653 / AS 1940
- Measured thickness
- 7.10 mm
- Retirement thickness
- 6.00 mm
- Corrosion rate
- 0.166 mm/yr
- Remaining life
- 6.6 yr
- Next inspection
- 2028-10-06
- Operating / design
- — / —
Rate basis: measured two point · Interval rule: min(½ remaining life, code maximum 5 yr) — site standard and engineer of record take precedence.
DEMO — generated demonstration record for Bengalla. Replace with site-system data.