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Future regs as a result of this catastrophe
Posted on 6/3/10 at 9:50 pm
Posted on 6/3/10 at 9:50 pm
What sort of future safeguards will be put in place to keep the next BP Oil Spill from happening just like this one? Obviously, there were regs in place when this took place - BOP's with multiple redundancies built in that failed.
If the relief well is the only true way to get things shored up, I just wonder if future deep water drilling will require simultaneous drilling of a relief well that stops several meters from completion, so that if this kind of catastrophe ever happens again, all they have to do is punch thru with the last few meters of the relief well and stop the leak. Naturally, that would drive the cost of drilling new wells way up, but I would think that is cheaper than what BP is going to end up paying when this is all said and done.
What else will come out of this regulation wise?
If the relief well is the only true way to get things shored up, I just wonder if future deep water drilling will require simultaneous drilling of a relief well that stops several meters from completion, so that if this kind of catastrophe ever happens again, all they have to do is punch thru with the last few meters of the relief well and stop the leak. Naturally, that would drive the cost of drilling new wells way up, but I would think that is cheaper than what BP is going to end up paying when this is all said and done.
What else will come out of this regulation wise?
Posted on 6/3/10 at 9:53 pm to BenHOGan
i believe we are the only country that doesn't require our offshore rigs to have a way to activate the BOP through a land based method.
i think that all new rigs built will be required to have land based "turn off switch"
i think that all new rigs built will be required to have land based "turn off switch"
Posted on 6/3/10 at 10:01 pm to BenHOGan
quote:
What sort of future safeguards will be put in place to keep the next BP Oil Spill from happening just like this one?
I'm hoping that the RCA determines that this was due solely to BP's negligence, which means that the process & regulations we already have in place are adequate, and just need to be more closely scrutenized (here's looking at you, federal government!).
quote:
BOP's with multiple redundancies built in that failed.
The BOP and its multiple redundancies are inherently redundant. You should rarely (if ever) NEED to activate the BOP.
quote:
just wonder if future deep water drilling will require simultaneous drilling of a relief well
You may as well discontinue all drilling in the gulf. Not only is this retarded, but it will make companies send ALL of their development $$ elsewhere where they only need 1 straw to drink out of the milkshake.
quote:
Naturally, that would drive the cost of drilling new wells way up, but I would think that is cheaper than what BP is going to end up paying when this is all said and done.
Whatever BP ends up paying for this, it's still peanuts in comparison to what it costs to drill ALL the DW wells in the GOM. You would essentially almost have to double the amount invested in DW production in the future, which would decrease supply to almost nothing.
quote:
What else will come out of this regulation wise?
Hopefully, just more oversight from the MMS.
Posted on 6/3/10 at 10:07 pm to Luke4LSU
quote:
The BOP and its multiple redundancies are inherently redundant. You should rarely (if ever) NEED to activate the BOP.
this is false. nothing here to see people.
some of my clients manufacture parts for BOP
Posted on 6/3/10 at 10:16 pm to donRANDOMnumbers
quote:
this is false
I meant that it isn't the primary mechanism for well control.
I guess I could have phrased it better.
Posted on 6/3/10 at 10:22 pm to Luke4LSU
quote:
Hopefully, just more oversight from the MMS.
from what I'm learning, apparently more oversight OF the mms is probably appropriate.
Posted on 6/3/10 at 10:27 pm to BenHOGan
quote:
from what I'm learning, apparently more oversight OF the mms is probably appropriate.
Agreed.
for some reason, I tend to doubt you're learning that from teh national media.
Posted on 6/3/10 at 11:19 pm to BenHOGan
quote:Great. So we double the chances of a blow out? Awesome idea.
If the relief well is the only true way to get things shored up, I just wonder if future deep water drilling will require simultaneous drilling of a relief well that stops several meters from completion, so that if this kind of catastrophe ever happens again, all they have to do is punch thru with the last few meters of the relief well and stop the leak.
Blowouts don't necessarily occur in the "last few meters". And often well bores pass through several produceable zones on the way to TD. Any of which have the potential to blow out.
Posted on 6/3/10 at 11:21 pm to donRANDOMnumbers
quote:Considering activation from the rig, and even direct by ROV didn't close the BOP in this case, another method closing the BOP wouldn't have helped. How to do you close the BOP from land with the rig on the seafloor?
i believe we are the only country that doesn't require our offshore rigs to have a way to activate the BOP through a land based method.
This post was edited on 6/3/10 at 11:23 pm
Posted on 6/3/10 at 11:29 pm to Taxing Authority
quote:
Considering activation from the rig, and even direct by ROV didn't close the BOP in this case, another method closing the BOP wouldn't have helped. How to do you close the BOP from land with the rig on the seafloor?
i don't know all the facts. however i was told by someone more educated with that information than I that most other countries require there be a land based method to activate a BOP if there were a blowout or a rig explosion.
we don't have this regulation because its probably expensive and big oil put an X on it.
i can't comment on whether this would have worked or not.
im pretty comfortable saying it wouldn't have helped in this case, but who truly knows.
This post was edited on 6/3/10 at 11:31 pm
Posted on 6/3/10 at 11:51 pm to Taxing Authority
Not to mention there is no way of knowing if 1 relief well can even kill it. Hence the two relief wells being drilled now.
A Sr. guy in our office had to drill 4 relief wells to kill a well in Oman. So even 1 right next to the original hole might not do anything.
A Sr. guy in our office had to drill 4 relief wells to kill a well in Oman. So even 1 right next to the original hole might not do anything.
Posted on 6/4/10 at 12:06 am to donRANDOMnumbers
quote:My guess is we don't have this regulation for exactly as you point out. It won't do any good, not because "big oil" doesn't want to pay for it. The purpose of regulation should be increased safety, not designed to waste corporate treasure.
we don't have this regulation because its probably expensive and big oil put an X on it.
im pretty comfortable saying it wouldn't have helped in this case...
I still don't understand how you shut the BOP "from land" when the topside connection to the rig has been broken. Magic?
Posted on 6/4/10 at 4:17 am to Taxing Authority
He's talking about the sonic device but it isn't activated from land it is activated from a supply vessel nearby. It basically serves the same purpose as the deadman which was already in use.
I think the biggest changes will come in the casing running and cementing procedures and the testing requirements that follow setting of a casing string. I could also see the development of new shear rams that are able to shear denser materials but that won't happen overnight.
I think the biggest changes will come in the casing running and cementing procedures and the testing requirements that follow setting of a casing string. I could also see the development of new shear rams that are able to shear denser materials but that won't happen overnight.
Posted on 6/4/10 at 7:56 am to redstick13
The BOP stacks will need to have 2 sets of shear rams spaced atleast 4' apart. This is to account for drill pipe tool joints which can't be sheared. Up to now, only one set was required.
Posted on 6/4/10 at 8:54 am to redstick13
quote:That's all fine and dandy as long as the rig is on the surface and has power. But if it's on fire, and the generators are stopped (they will be) what receives the signal from land to trigger the device?
He's talking about the sonic device but it isn't activated from land it is activated from a supply vessel nearby. It basically serves the same purpose as the deadman which was already in use.
Sonic devices don't have range to operate from the beach, or even the nearest fixed platform.
Posted on 6/4/10 at 11:37 am to Taxing Authority
quote:
That's all fine and dandy as long as the rig is on the surface and has power. But if it's on fire, and the generators are stopped (they will be) what receives the signal from land to trigger the device?
Sonic device can receive a signal from a nearby vessel or ROV. Charges could activate the Shear rams. The 4' spacing between multiple Shears is very likely in lieu of the sonic though.
Has anyone heard anything about unexpected findings in the piece of riser that was cut off the BOP?
Posted on 6/4/10 at 11:39 am to Sid in Lakeshore
I stead of drilling a second well, Deepwater Drillers may have to fund a standby rig in th eGOm to respond in a timely manner. We were pretty lucky there were rigs nearby this blowout. They aren't the fastest things.
Posted on 6/4/10 at 11:59 am to Sid in Lakeshore
quote:The ROV has to be attached to a vessel. Most supply boats don't have. Charges could activate the shears, but what happens when a seismic vessel is nearby and triggers the acoustic sensor? it simply isn't a workable system in the GOM. The 4-ft spacing is reasonable though.
Sonic device can receive a signal from a nearby vessel or ROV. Charges could activate the Shear rams. The 4' spacing between multiple Shears is very likely in lieu of the sonic though.
Posted on 6/4/10 at 4:56 pm to redstick13
quote:
I could also see the development of new shear rams that are able to shear denser materials but that won't happen overnight.
This caught my eye as being sorta key. i was blown away to hear that the best we can say about the things is that they work...unless it is at a joint/junction in which case they might not work. I mean, a fail safe should be fail safe, or at least not the current "and if all else fails, we have a system that will maybe work...!!"
Astounding lack of regulatory supervision if I am understanding it. As a guy with a nuclear power background, the fact that the components designed to prevent a disaster were not expected to work all of the time is - um - a different philosophy than the QA/QC I am familiar with.
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