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Thanks for your reply LittleInch. Your answers are helpful and informative. 3) It seems like a drain line. See 2nd picture in the attachment for reference. But why it is being connected to leg? 4) It looks like a wrapping/specialized coating on top section of the jacket leg where it is...

Hello all, Can you please help me in providing the parts name & functions for the items marked in the attached document. 1) Trunnion? 2) Stubs on horizontal braces? 3) What is this pipe connecting to the jacket leg? 4) Wrapping on jacket? 5) What is the purpose of this brackets? Thanks in...

Thank you 1503-44 & LittleInch for your valuable inputs. I agree with LittleInch regarding this. This is a vent as there is no black soot around the pipes which gets deposited on the external surface of pipes due to flaring. The small pipe was supposed to have a hat like structure on top which...

Thanks a lot 1503-44. Thank you again for your information regarding the flare and pilots.

Thanks 1503-44. Do you know what is the purpose of this vertical post? This vertical post is far away from the flare.https://files.engineering.com/getfile.aspx?folder=f5995ba5-81cf-4f0b-a028-2f36eb67de45&file=Vertical_post.pdf

Thank you. It resembles the flare stack igniter as in the link you have sent. Anyways I have attached a document with clear image. And what was that vertical post in the previous document I had...

Can you please help me with these parts too?https://files.engineering.com/getfile.aspx?folder=430cb83f-3026-479c-9454-78f895433e9d&file=New_Microsoft_Word_Document.pdf

Thank you TugboatEng!

Hi all, I came across this box (in the attachment) under navigation light on an offshore platform. Can you please mention its name and uses? Thanks in advance!https://files.engineering.com/getfile.aspx?folder=0be887ee-df45-48ff-b6fa-91ac2f258fcf&file=Box.JPG

Thank you 153-44 & Little Inch for the replies. All the 4 legs has item no 2. I too think it has been something left after installation. The legs seem to be filled with concrete. I have posted the picture of item no 6. It looks like some rubber sleeve around the support column on the loading...

Changed the attached file into pdf format. https://files.engineering.com/getfile.aspx?folder=a4f0e73e-ac80-4229-9f66-cfd35a8bfa3f&file=Offshore_structure.pdf

Hello offshore structure engineers, I am preparing inspection report for an offshore structure. Can you please help me in providing the technical name for the items marked in the attached document. Thanks in advance...

Hello guys, There is a rubber lined tank used to store Hydrochloric Acid. The material of construction is SA283 Grade C. Recently a leak occurred from the shell, lining was partially removed and shell insert plate replacement was performed. This is a major repair. According to API 653, major...

Shell to bottom weld repair: Repair of the weld attaching the shell to the annular ring or the shell to the bottom plate shall meet one of the following requirements. a) A portion of the weld (of any length) may be removed and replaced as long as the replaced weld meets the size requirements of...

These lube oil lines are for the compressors. Sizes are differing from 1" to 8". Some lines are carbon steel and some lines are of stainless steel. ASME rating Class 150. Operating temp ambient to 100 deg C. Around 20% of the flanges were noted with minor non continous seepage as in the above...

Hi guys, Why do lube oil piping has seepages from flage connections. How to prevent these kind of seepages. Thanks in advanve.

Hi guys, Why do lube oil piping has seepages from flage connections. How to prevent these kind of seepages. Thanks in advanve.

This tank was manufactured in 1966 and now taken out of service for inspection and maintenance. This was last inspected 20 years back. We do not have the last inspection report. Lots of tack weld and grinding marks are there.