[roc-chat] Re: New 'mass launch' rules
- From: Wedge Oldham <wedgeoldham@xxxxxxxxx>
- To: roc-chat@xxxxxxxxxxxxx
- Date: Fri, 20 Apr 2012 18:18:25 -0700
Taking David's post as gospel; to launch the entire front row of Estes
Alphas on C6-7s would require the front row to be 3000 feet from the
flightline.
On Apr 20, 2012 6:14 PM, "Wedge Oldham" <wedgeoldham@xxxxxxxxx> wrote:
> Not to argue needlessly but; David stated 1.5 times. Allen you state 0.5
>
> But both state EXPECTED ALTITUDE. Assuming Allen is correct; an expected
> altitude of 10000 feet would require 5000 feet of cable. Currently the
> best ROC has is 800 feet.
>
> I don't see how ROCs existing layout already takes this into account.
>
> Wedge
> On Apr 20, 2012 4:05 PM, "Allen Farrington" <allen.farrington@xxxxxx>
> wrote:
>
>> Nope. The change is to treat mass launches of that size as if they are
>> complex rockets on terms of standoff. This does not alter the range sizes
>> (different table) which is where the 1/2 the maximum altitude rule comes
>> in.
>>
>> Since ROC's range layout already accounts for complex rockets, this
>> doesn't really affect us.
>>
>> During our stand down period, the ROC board is reviewing our range layout
>> and procedures to continue our safety focus.
>>
>> Allen
>> Terseness and mis-spelling courtesy of my iPhone
>>
>> On Apr 20, 2012, at 3:07 PM, Wedge Oldham <wedgeoldham@xxxxxxxxx> wrote:
>>
>> So Goblins on Ks with an expected altitude of 10k need to be setup 15000
>> feet from the flightline?!?!?
>> On Apr 20, 2012 2:53 PM, "David Erbas-White" <derbas@xxxxxxxxxxxxxxxx>
>> wrote:
>>
>>> Don't know if folks have seen it yet, but as of this summer the new
>>> guidelines for mass launches (anything more than 10 rockets) simultaneously
>>> means the stand-off distance is 1.5 times expected maximum altitude (NAR
>>> rules, but drawn from NFPA, so I would expect TRA to follow suit if they
>>> haven't done so already).
>>>
>>> Guess the 'K' Goblin drag races will be but a memory, now...
>>>
>>> David Erbas-White
>>>
>>>
>>> --
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>>>
>>>
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