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Common Erection & Commissioning

How Not to Install an Instrument and Wrong Practices

If you ever find yourself working at a facility where you witness something as awful as what you see here, you have a professional obligation to take some corrective action. Even a “small” gesture such as bringing it to the attention of someone who can devote resources to the problem’s correction is not wasted. Whatever you do, though, please do not contribute to the chaos!

Share your thoughts about these below pictures via comments.

1.Bad Junction Box : Water Inside

2. Wrong Pressure Transmitter Installation

3. Wrong Thermowell Installation

4. Wrong Orifice Installation

5. Bad impulse Tubing

6. Wrong Valve Mounting

7. Damaged Gauges

8. Wrong MOV Handwheel

9.How not to install magnetic flowmeters

10. Wrong labeling

11. Bad Jumpers

12.  Bad Leak Plug & Bad Operations for LT

13. Field Instruments Without canopy 

Instruments Without canopy

Image Submitted by : Vishal

14. Improper Glanding and Mounting

Instruments Improper glanding and mounting

Image Submitted by : Vishal

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5 comments

Baba July 15, 2017 at 4:40 pm

Plz send me instrumentation commissiong procedures of various instruments

Reply
azetou July 16, 2017 at 8:56 am

Awful pictures. Thanks for sharing.

Reply
Dave M July 18, 2017 at 9:07 am

no 2 and 3 are bloody hardcase!!!

Reply
David Grimes August 27, 2017 at 3:48 pm

#3 is common for flushing. Keeps piping from loosing the well.

Reply
azetou August 29, 2017 at 11:26 am

are you serious? they should utilize a blind flange for flushing.

Reply

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