Pressure Testing

a) Hydro Test

1. Verify that all piping construction/installation activities as per test package limit have been completed.
2. Ensure that water flushing has been completed.
3. Ensure that pre-test preparation is complete and pre-hydro test is attached together with P&ID where test limits are clearly marked.
4. Ensure preliminary piping punch list is attached and all “A” items on line are cleared and signed off.
5. Ensure calibration certificates for recorders and gauges are attached.
6. Ensure instruments as stated in CSP 22 are removed.
7. Ensure test temporaries are installed.
8. Ensure permit to work or HSE authorization is in place.
9. Verify release for pressure test.
10. Record data as below as per CSP 22:

    Pressure	Temperature	Remark
    0%
    25%
    50%
    75%
    100%

11. Pressure test to complete.