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Regarding the type of torch to be used, Which type would be preferred in our case Gas torch or plasma Cutting torch. the steel plates are about 10 mm thick and 2 m height and are glass coated. In addition, is there a standard/recommended length of the pieces to be parted from the tank. Thanks,

Thanks Bimr, Thanks LittleInch, The tank had some leakage from bottom, The tank will be dismantles by experienced people and I need to understand the process.

Dear MJCronin , Where is the tank located and what were the contents ? It is in the accommodation area of portable water tank farm, the content was water. Were the former contents flammable or combustable or hazardous ? No What are you going to do about the partially embedded tank floor ...

Dear Syah, 1. do you mean by tank foundation (Ring beam and the back filling inside it or only ring beam)? 2. where is the part in contact to tank foundation that shall be fully coated, this point is not clear, what about melting the paint while welding in this case, and isn't it welding...

Thanks Syah, well elaborated. Thanks IFRs, Demolition with Nibbler is not allowed, apiece by piece dismantling is required.

Thanks IFRs, I need another alternative in case that taking the whole roof at once is not feasible due to some constraints. What are other applicable ways? Best Regards,,

Tahnks Syah, I really appreciate your elaboration. it is clear now. Best Regards,

What do you think of using an electrical spanner to undo the nuts for the tank. Is it an efficient way compared to a torch? photos of the tank attached. Thanks, http://files.engineering.com/getfile.aspx?folder=7ecd98f5-9dfd-49c0-89ab-a3da156ecdf8&file=Tank_Photo.pdf

Dear darthsoilsguy2, thanks again for the comment above, No need to regret, your comment was helpful for me. FYI, the dismantling work will be handled by fully experienced team and engineers, the regulations are very strict in our plant. My post above is to allow me understand the applicable...

Thanks darthsoilsguy2, the tank is made of carbon steel, therefore, Oxy/Acetylene torch is the suitable way to dismantle it. Is there any standards, recommendation, or common practice for such process? I know it seems simple, cut and lift to the ground, but i am curious if there is any...

Thanks for your explanations, 1. Do you mean that we shall paint all coat layers (Primer, Intermediate, and Final coat) prior to installation and welding, if so, will it affect the welding, is there a standard that explains this process like API 650? 2. Are the tank bottom plate welded only...

Thanks bimr, what is the best way, (Safe, Time saving, efficient), that we can cut it out to segments by welding machine by grinder by undoing the nuts or other way

Dears bimr, Please check attached real photos of the tank and the roof is same as this photos Dear JStephen, letting the tank fall is not allowed, Due to some constraints, we might not be able to bring a contractor to do the job. That's why we need to make plan B which will be done by our...

I have seen some videos of lifting the whole roof at once for a new tank,but I am concerd whether the roof will sustain the loads of lifting (especially as the tank is old). Is there a way to make sure that the roof is safe to be lifted at once? In the case of lifting the roof at pieces, will...

The tank will go to scrap. It will not be used anymore. I need to know what are the applicable ways to dismantle bolted tanks so we can use the best way to suit our capability.

Dears, Can anyone help with some details on erection method for welded water storage tanks (Conventional and jack up method). the needed details are video and presentation for erection, Execution plans, Lifting Plans and other supporting documents that will allow me understand storage tank...

Dears, What are the applicable ways of Dismantling a bolted steel tank. Background The tank diameter is 26 meter and 10 meter height. The tank has been on service for ten years. the Tank Type is Bolted. Thanks, M.ALFAREH

Dears, Can anyone help me with the safest and time saving way of dismantling an Aluminum Dome Roof. Background The tank diameter is 26 meter and 10 meter height. The tank has been on service for ten years. the Tank Type is Bolted. Thanks, M.ALFAREH alfareh@Ymail.com

Dears, Would please explain how the Storage Tank underside is painted in accordance to API 650. Background: A steel welded tank with 18m dia and bottom plate thickness is 10 mm. The Tank bottom underside spcs is as follow : For Underside Tank ABRASIVE BLAST CLEANING TO Sa 2.5 PRIMER AT...