Exactly. That's why you protect it if its intended use is storage. We're not
the police.
A congregation just moved into their new church we sprinklered after 29
years in their temporary sanctuary. Nuff said?
glc
-Original Message-
From: sprinklerforum-boun...@firesprinkler.org
Greg, it sounds like you're defining the scope of your work like an Engineer
of Record would do.
The TC list is on the nfpa codes and stds website, and both AFSA and NFSA
will provide informal interpretations for members- we use this frequently
to provide documentation to support our position
It's an imperfect world.
Look at the number of proposals the TC needs to consider each cycle,
consider the number of new technologies in storage like Big Fans, 100' tall
ASRS racks and plastic pallets, consider the number of new construction
types and novel applications of existing ones,
Jim Morrison isn't in the Torah, be serious.
-Original Message-
From: sprinklerforum-boun...@firesprinkler.org
[mailto:sprinklerforum-boun...@firesprinkler.org] On Behalf Of Todd - FPDC
Sent: Monday, August 30, 2010 7:03 PM
To: sprinklerforum@firesprinkler.org
Subject: Re: 2010 handling
Court Strikes Down Pennsylvania Builders Association's Bid to Keep
Fire Sprinkler Systems Out of Homes
PATTERSON, N.Y. (August 25, 2010) - The National Fire Sprinkler Association
(NFSA), the longest-tenured fire sprinkler advocacy organization in the
U.S., applauds
the decision made by the
Wherever 4 or more are gathered, you'll find a fifth.
-Original Message-
From: sprinklerforum-boun...@firesprinkler.org
[mailto:sprinklerforum-boun...@firesprinkler.org] On Behalf Of Ron Greenman
Sent: Thursday, August 26, 2010 11:07 AM
To: sprinklerforum@firesprinkler.org
Subject: Re:
Assuming the opening isn't complicated at the doors below, sounds like a MRA
of the rectangle high area in its entirety, and a 1500 MRA at lower ceiling.
One sets your pressure requirement (delta Elev)
One sets your highest flow (density over larger MRA).
Might want to consider bumping the riser
vs pressure balancing act for those two areas.
Thom
-Original Message-
From: sprinklerforum-boun...@firesprinkler.org
[mailto:sprinklerforum-boun...@firesprinkler.org] On Behalf Of George Church
Sent: Tuesday, August 24, 2010 11:50 AM
To: sprinklerforum@firesprinkler.org
Subject: RE: Remote
Forum Friends-
Another reason to come to the AFSA Convention is that Cecil Bilbo will be
attending his first AFSA Convention, and will be available to discuss not
only what his graduates can do for you, but what he can do to address
training needs for you and your current staff.
See what the
Careful- the $1,000 is the damage from the FIRE.
Damage from the sprinkler is what was EXTENSIVE.
They'd have been so much further ahead to not have the fire extinguished by
a 20 GPM sprinkler, they could have let the fire rage outa control for
awhile before having the FD show up and drown it.
Comes down to how thoroughly heat is distributed in the conditioned spaces
below, as well as how much heat escapes up thru the ceiling to keep the
sprinkler pipe warm.
Protect yourself contractually- or when they turn off heat in a room, piping
freezes above it.
-Original Message-
From:
.
Wouldn't it have been nice if the first responding fire truck had been
carrying a wedge or sprinkler stopper ?
Stewart Kidd
Cambridge, England
On 23 Aug 2010, at 14:07, George Church wrote:
Careful- the $1,000 is the damage from the FIRE.
Damage from the sprinkler is what was EXTENSIVE.
They'd
I don't think you're going to find it- it said MEANS must be available; to
me, arrangements with a pool water truck service would suffice.
George Church
Rowe Sprinkler
Not an official interpretation, not processed by NFPA, and simply the
opinion of a former alternate on the TC
-Original
: George Church [mailto:g...@rowesprinkler.com]
Sent: Friday, August 20, 2010 10:39 AM
To: 'Tim Knisely'
Subject: RE: Sprinkler question...
Without antifreeze, its seal it in and pop a wet head in it, or install a
tiny dry system. I'm confident that the additional testing will soon allow
premix 50
Reminds me of a war story of an nfpa guy on washboard one night he might not
remember.
-Original Message-
From: sprinklerforum-boun...@firesprinkler.org
[mailto:sprinklerforum-boun...@firesprinkler.org] On Behalf Of Tom Duross
Sent: Thursday, August 19, 2010 8:03 AM
To:
. If you're in a hurry,
don't bother looking, it isn't what you're looking for.
George Church
Rowe Sprinkler
Usual caveat that the above is only my opinion and it isn't adopted
anywhere, or even released, blah blah blah.
-Original Message-
From: sprinklerforum-boun...@firesprinkler.org
!) instead of 14.4.2.
Barry, can you work on fixing that if it hasn't been addressed? The online
version still shows the error.
George Church
Rowe Sprinkler
The above is me reading what is in the code, no expertise as a former
alternate was required except to recognize the difference between
I believe there's an FPE with just this type of test center experience
available for contract work.
You'll just need to send some samples to the Twin Cities Burn Center and
Thermodynamic Test Kitchen .
He'll take it from there.
Glc
Not intended as a commercial plug for Chris
-Original
16, 2010 8:56 AM
To: sprinklerforum@firesprinkler.org
Subject: Re: stapled ceiling tile
We are installing uprights to be safe.
On 8/16/2010 9:58 AM, George Church wrote:
I believe there's an FPE with just this type of test center
experience available for contract work.
You'll just
Protection Subcode Official
Fire/Building/Electrical Inspector
Fire Marshals Office
Borough of Red Bank, NJ
-Original Message-
From: sprinklerforum-boun...@firesprinkler.org
[mailto:sprinklerforum-boun...@firesprinkler.org] On Behalf Of George Church
Sent: Monday, August 16, 2010 12:23 PM
Might want to look up what happened at the Riverview IRA in Wells, Hamilton
County, NY if you are told 13D, just to make sure this doesn't get repeated
with you holding the bag.
I believe it was four dead in a new, sprinklered group home. Grand Jury
report very telling- I wonder if NY or other
anything- and I'm afraid
that's what has happened. Someone want to pick this up and run with it?
George Church
-Original Message-
From: sprinklerforum-boun...@firesprinkler.org
[mailto:sprinklerforum-boun...@firesprinkler.org] On Behalf Of Autry, David
Sent: Friday, August 13, 2010 12:09 PM
Yes-
Please call my cel 570-850-0306 later today.
If no one else replies, I'm sure I can coerce a peer group member into
helping.
glc
-Original Message-
From: sprinklerforum-boun...@firesprinkler.org
[mailto:sprinklerforum-boun...@firesprinkler.org] On Behalf Of Richard
Lindner
Sent:
Actually, Ken, you've solved where to apply the tar and feathers- to that
contractor.
glc
-Original Message-
From: sprinklerforum-boun...@firesprinkler.org
[mailto:sprinklerforum-boun...@firesprinkler.org] On Behalf Of
ParsleyConsulting
Sent: Wednesday, August 11, 2010 5:30 PM
To:
Ron, was this your week to take care of people trying to unsubscribe without
following the directions?
-Original Message-
From: sprinklerforum-boun...@firesprinkler.org
[mailto:sprinklerforum-boun...@firesprinkler.org] On Behalf Of leo pita
Sent: Tuesday, August 10, 2010 2:41 PM
To:
Or both!
-Original Message-
From: sprinklerforum-boun...@firesprinkler.org
[mailto:sprinklerforum-boun...@firesprinkler.org] On Behalf Of Travis Mack,
SET
Sent: Tuesday, August 10, 2010 5:18 PM
To: sprinklerforum@firesprinkler.org; bcasterl...@fsc-inc.com
Subject: Re: unsubscribe
No, as
so if the project specifications and your contract tie you to this
conservatism, you have no leg to stand on other than hey, we ain't got that
in the supply although I wouldn't try that if you've seen if it works with
larger- not estimated- pipe sizes.
if the project was contracted to provide
give em wrenches?
-Original Message-
From: sprinklerforum-boun...@firesprinkler.org
[mailto:sprinklerforum-boun...@firesprinkler.org] On Behalf Of Ron Greenman
Sent: Saturday, July 31, 2010 11:50 AM
To: sprinklerforum@firesprinkler.org
Subject: Re: Stair Signage
Now what do we do for
actually, aren't they requiring us to fill all the voids- like the building
interior- between the sprinkler pipes with firesafe material-
For that you likely want to go with the 55 gal drums of firecaulk, too many
tubes to even think about.
-Original Message-
From:
And we'd have to work out schedule and transportation to pier.
Guess it would be a bit $ prohibitive to bring the classic sailboat from
Shelter island? He'd have to leave next week.
-Original Message-
From: sprinklerforum-boun...@firesprinkler.org
Sorry- Steve's got a friend with a classic sailboat known to haul sprinkler
misfits around San Diego Bay in far more style than necessary.
In RI, won't we need those big yellow slickers to protect us from NorEasters
in October? Never was a problem in SoCal. 50 calibers pointing at us was a
I don't know that I noticed where the guns were pointing as much as the fact
that there were helmeted/flakjacket-wearing seaman manning the guns and
watching us closely.
Certainly an AHJ I wouldn't say No! to at the time!
-Original Message-
From: sprinklerforum-boun...@firesprinkler.org
Brian, the confusion and what we're all used to likely stems from major
HPR carriers requiring galv for dry and preaction systems over and above the
minimum concensus standards.
So #13 does NOT require the use of galv pipe in dry and preaction, but FM
Global and others will for their insured.
I'd
There are many instances where you NEED to use interstital heads- Tyco
CC1/CC2 or Viking COINs.
look at 13 and the mfr cutsheets. If in open wood trusses with gyp below,
you'll need draftcurtains, etc.
-Original Message-
From: sprinklerforum-boun...@firesprinkler.org
We got a call just after midnight from a customer, please come over and
change the sprinkler.
A fire started in Lemont just outside State College PA
(home of Penn State's extraordinary Nittany Lions)
at the Alto Restaurant- an old victorian mansion-
and one sprinkler activated and controlled
, we have a few topo features here unlike IL,
like hills and mountains.
George Church
Rowe Sprinkler
-Original Message-
From: sprinklerforum-boun...@firesprinkler.org
[mailto:sprinklerforum-boun...@firesprinkler.org] On Behalf Of Todd Williams
Sent: Tuesday, July 27, 2010 10:27 AM
-Original Message-
From: sprinklerforum-boun...@firesprinkler.org
[mailto:sprinklerforum-boun...@firesprinkler.org] On Behalf Of George Church
Sent: Tuesday, July 27, 2010 10:19 AM
To: sprinklerforum@firesprinkler.org
Cc: tknis...@centreregioncode.org
Subject: success in PA
We got a call just
um, have you heard about the explosion in Truckee?
You might want to point out to the EOR that he's specified something the
NFPA just told everyone to go drain out..
-Original Message-
From: sprinklerforum-boun...@firesprinkler.org
[mailto:sprinklerforum-boun...@firesprinkler.org] On
you could simply leave a single FHV if that's suffieient for your flow; if
you start getting in to needing multiples, we'd stick a valved outlet on it
and when the test is performed, install a piece of 8 we have with 6- 2.5
FHVs, run the test, take it home for the next time we need to flow a fire
When it costs us a TON of money and we learn the hard way.
glc
-Original Message-
From: sprinklerforum-boun...@firesprinkler.org
[mailto:sprinklerforum-boun...@firesprinkler.org] On Behalf Of Steve Leyton
SNIP
When will sprinkler people stop taking ownership of stuff that isn't ours to
size does matter, as a later poster noted; but the requirements we're trying
to satisfy are different.
We calc the flow and pressure for the MOST DEMANDING AREA.
But the longest transit time is what we're proving with the ITC location.
Say you have an area with 60' wide BB Attic heads, then the
EZ
Potter TTS
Potter TLS
George Church
Rowe Spkr
-Original Message-
From: sprinklerforum-boun...@firesprinkler.org
[mailto:sprinklerforum-boun...@firesprinkler.org] On Behalf Of Greg McGahan
Sent: Thursday, July 15, 2010 11:00 AM
To: sprinklerforum@firesprinkler.org
Subject: water
George Churchfor...@ptd.net wrote:
EZ
Potter TTS
Potter TLS
George Church
Rowe Spkr
-Original Message-
From: sprinklerforum-boun...@firesprinkler.org
[mailto:sprinklerforum-boun...@firesprinkler.org] On Behalf Of Greg
McGahan
Sent: Thursday, July 15, 2010 11:00 AM
I recall at the time the same feeling in the industry that we were set back
years by amongst the best in the business; knowing a little more about QR
vrs SR, it is easy to see that lives may not have been spared by a
fast-moving fire staying ahead of SR heads. I was at ASCOA's Phila office
then,
I don't know if its required but certainly have seen dozens or hundreds
without an exterior door, including buildings erected under the 2006 and
probably the 09 IBC.
NFPA 20 would be the place to look, or your specific building code. The
floor drain is often a PIA.
-Original Message-
to Eparade to
see if any of the FM's know who did the survey.
Steve Leyton
Protection Design Consulting
San Diego, CA
-Original Message-
From: sprinklerforum-boun...@firesprinkler.org
[mailto:sprinklerforum-boun...@firesprinkler.org] On Behalf Of George
Church
Sent: Monday
and the condensate nipple collects the condensate, so the top valve stays
open to allow it in there- and sometimes there's a little AF in the bottom
of the drum drip so whats in there doesn't freeze- so make sure UH in area
are tagged out when draining.
two valves means you don;t need to shut
GUYS_ STOP IT ALREADY
we've been using these for 100 years.
They are simple.
They are codified.
Unless you're willing to submit a proposal to change what we've been doing,
please- this isn't technical.
You'll need backup for your proposal.
take a 5 gal bucket, 8 wrench, and find a parking garage
Has anyone encountered failure to operate syndrome when using a cast iron
vrs stainless steel pump for a 13D water supply?
___
Sprinklerforum mailing list
Sprinklerforum@firesprinkler.org
and just when you think you've tracked down all the questions, you open up
NFPA 30 and then the phone, relieving or non-relieving?
NFPA 30 has been given to us to add back the fun we used to have with 231C,
which many of us don't get to experience as much with the popularity of
ESFRs.
I loved
Direct - 864.599.4102
Fax - 864.599.8439
craig.pr...@ch2m.com
http://www.ch2m.com
-Original Message-
From: sprinklerforum-boun...@firesprinkler.org
[mailto:sprinklerforum-boun...@firesprinkler.org] On Behalf Of George Church
Sent: Monday, July 12, 2010 2:30 PM
To: sprinklerforum
[mailto:sprinklerforum-boun...@firesprinkler.org] On Behalf Of George
Church
Sent: Monday, July 12, 2010 2:30 PM
To: sprinklerforum@firesprinkler.org
Subject: RE: Flammable Liquid storage in open sheds
and just when you think you've tracked down all the questions, you open
up NFPA 30 and then the phone, relieving
Why would 13R PROHIBIT heads in bathrooms?
I beleive you meant to say Does not require
Just because you exceed a code minimum doesn't kick u into another standard.
We sprinkler closets in 13R that aren't reqd to be sprinkleed on size, but
we do if we're running exposed CPVC in a retrofit so the
Dave,
you might be surprised at how fast water can be delievered into a dry
system, given a high-pressure supply and a piping configuration that tends
to trap air in non-flowing branch lines.
The key is the 4 second trip time with the new electronic accelerator -
slimmed down now, too.
We've met
sawzall and 80' boom
glc
-Original Message-
From: sprinklerforum-boun...@firesprinkler.org
[mailto:sprinklerforum-boun...@firesprinkler.org] On Behalf Of
craig.pr...@ch2m.com
Sent: Friday, July 09, 2010 12:09 PM
To: sprinklerforum@firesprinkler.org
Subject: accessing sprinkler system
Gregg, I believe the TC members have a week to chaneg their minds after
reading the other memeber's comments in the initial vote, so I don;t think
anything is cast in stone except Chris stating NFPA recommends leaving em
wet for now- and assuming, i'm sure, that before freezing weather, there
will
can't explain why they
would do that, guess they labor under the misconception that BCOs and
Inspectors are infallible.
George Church
Rowe Sprinkler
-Original Message-
From: sprinklerforum-boun...@firesprinkler.org
[mailto:sprinklerforum-boun...@firesprinkler.org] On Behalf Of Ron Greenman
If you know in advance that you'll need to make a connection later and can
insert the grooved adaptors, nice solution. If you have a field cut peice to
make something come together, like a pair of modulars butting together in
the field, cut a pce of lightwall steel GG and insert, no cure time
Except the egg on his face will have hardened by January, and he wants to
remove it now.
And I don't blame him.
Good Luck!
glc
-Original Message-
From: sprinklerforum-boun...@firesprinkler.org
[mailto:sprinklerforum-boun...@firesprinkler.org] On Behalf Of Steve Leyton
Sent: Thursday,
The grooved adaptors I mentioned are what we installed on rough-in of an
oilworker dorm made of modulars, and by having that grooved piece, we could
cut in a small filler piece of steel and not have to worry about cure time.
If you're just walking into a place full of water, you've got the 24 hr
Chris-
Would you like my wife's autograph weekly?
We've got your choice of two chairs here to pick from.
George Church
Rowe Sprinkler
Sorry haven't kept up on all the details since I became a lowly sprinkler
contractor (that will
be soon unemployed and perhaps no longer a contractor
.
Thanks for the explanation- more than many could imagine, i trust.
George Church
Rowe Sprinkler
-Original Message-
From: sprinklerforum-boun...@firesprinkler.org
[mailto:sprinklerforum-boun...@firesprinkler.org] On Behalf Of Mike Henke
Sent: Thursday, June 24, 2010 11:29 AM
To: sprinklerforum
well, you could forward it to the 14 offices your firm maintains in Florida,
I'm sure there's someone who hasn't seen it yet
-Original Message-
From: sprinklerforum-boun...@firesprinkler.org
[mailto:sprinklerforum-boun...@firesprinkler.org] On Behalf Of
craig.pr...@ch2m.com
Sent:
Back under the 2006 IBC, we could go thru the motions of providing roof
vents, get the egress increase under 1016.2 Roof Vent Increases, and then
install ESFR and loose the vents, and we'd been successful in maintaining
the increased egress distances (to 400').
However, while we're pretty fond
Message-
From: George Church [mailto:for...@ptd.net]
Sent: Tuesday, June 22, 2010 11:51 AM
To: sprinklerforum@firesprinkler.org
Subject: IBC egress distances 250'
Back under the 2006 IBC, we could go thru the motions of providing roof
vents, get the egress increase under 1016.2 Roof Vent
He may have had more heads in some or all of his work and that's overdesign,
but designing and installing additional uprights vrs a lesser number of
ATTIC sprinklers doesn't necessarily result in an overdesign.
My understanding is that ATTIC sprinklers provide a higher level of
protection than
Guys, there may be other reasons why pricing varies, and you don't always
get more by paying more, or get less by paying less.
A contract PM at my alma mater almost threw away our proposal when it was
half the others, but fortunately checked with us first, only to discover
there was a significant
- 864.599.4102
Fax - 864.599.8439
craig.pr...@ch2m.com
http://www.ch2m.com
-Original Message-
From: sprinklerforum-boun...@firesprinkler.org
[mailto:sprinklerforum-boun...@firesprinkler.org] On Behalf Of George Church
Sent: Monday, May 24, 2010 11:18 AM
To: sprinklerforum@firesprinkler.org
The BIM is a live model/database that CAN BE constantly updated with new
information.
I just made a slight change in your test to reflect reality. CAN BE or COULD
BE would be ok here, but until there's an IT guy in the maintenance dept,
don't expect revisions.
-Original Message-
From:
, SC 29304-0491
Direct - 864.599.4102
Fax - 864.599.8439
craig.pr...@ch2m.com
http://www.ch2m.com
-Original Message-
From: sprinklerforum-boun...@firesprinkler.org
[mailto:sprinklerforum-boun...@firesprinkler.org] On Behalf Of George
Church
Sent: Monday, May 24, 2010 11:18 AM
If there's a builder's show or RV show in it, you've got shielded fires like
modular plants, EH.
-Original Message-
From: sprinklerforum-boun...@firesprinkler.org
[mailto:sprinklerforum-boun...@firesprinkler.org] On Behalf Of David de
Vries
Sent: Monday, May 24, 2010 11:52 AM
To: AFSA
Actually Thom DOES have a need to be a sm...@$$, I've known this for years.
He's actually quite pleasant and loveable in person.
Takes one to know one could be an operative adder here.
-Original Message-
From: sprinklerforum-boun...@firesprinkler.org
If I understand the question, it can be boiled down to:
I'm subbed to a guy that is directing me to break the law.
You could transfer this liability where it belongs, XYZ, by advising you are
RELYING on them to fulfill the requirements of the FD notification since
they have the relationship
For someone who shows up fit for work or for someone who shows up drunk?
-Original Message-
From: sprinklerforum-boun...@firesprinkler.org
[mailto:sprinklerforum-boun...@firesprinkler.org] On Behalf Of tom poisal
Sent: Friday, May 21, 2010 10:24 PM
To: sprinklerforum
Subject: Salary
The
We need to provide proof of WC in order to get a license to work in some
jurisdictions that feel they need to enforce oversight on private contracts.
You likely need to provide the waiver of self-employed, unless you carry
comp on yerself.
PIA, they're from the govt and they're here to help you.
Note the doors aer large enough to wheel in 55 gallon drums of gasoline, so
why not require dikes and .6? Might turn into flammable liquid storage some
day, they SHOULD have a 250,000 gallon tank and 1500 GPM pump, or PCD!!!
-Original Message-
From:
Could you set the WFS retard out to 90 sec and avoid the check?
-Original Message-
From: sprinklerforum-boun...@firesprinkler.org
[mailto:sprinklerforum-boun...@firesprinkler.org] On Behalf Of Bobby Gillett
Sent: Thursday, May 20, 2010 11:47 AM
To: sprinklerforum@firesprinkler.org
LOL, Rahe, I seriously laughed out loud in my office. Thanks for the smile.
I just had them taken out of a MasterSpec for a project we helped put out to
bid, and didn't get any argument from the PE who was backpedaling from
MasterSpec and its 60 pages of how to install a sprinkler system without
That was in the spec and since our shop does welded outlets, I took it out.
Chris, surely you have insta-galv spray in your shop, too?
-Original Message-
From: sprinklerforum-boun...@firesprinkler.org
[mailto:sprinklerforum-boun...@firesprinkler.org] On Behalf Of Chris Cahill
Sent:
Todd, please refrain from making fun of engineers like that. I know one that
just gave up his Saturn and dresses like a tourist. And I've seen worser,
LOL.
-Original Message-
From: sprinklerforum-boun...@firesprinkler.org
[mailto:sprinklerforum-boun...@firesprinkler.org] On Behalf Of Todd
I was talking about the pic of your huge white sox on way to the hanger job
in the Indian Ocean. All you needed was an instamatic around you neck.
Didn't you have flip-ups on?
Add Futrell to the list of Forumite Iowans- pretty scary. You can drive 5
minutes from PSU and skinever mind. I'll
Point out if he wanted it to look nice, he wouldn't be using surface mounted
lights. If he wants recessed or concealed sprinks, change the light!
-Original Message-
From: sprinklerforum-boun...@firesprinkler.org
[mailto:sprinklerforum-boun...@firesprinkler.org] On Behalf Of Brian Harris
I just had an architect send me this since we were running a dry riser thru
a stair shaft to feed attic; technically sounded like he was right, I called
AHJ and he blessed my galv steel pipe running in there, along with the FDC
line and wet system that did service the stairs.
Having
Nothing's impossible, it just takes a little longer. Ask any SeaBee.
Is it impossible to maintain systems behind hard ceilings?
Is it a wood floor that can be cut open?
Sawcut the concrete floor to gain access?
Sounds like a layer of gyp would remove the problem of exposed combustibles,
and could
I'd be very hesitant to install a strainer which could become clogged in
line before a relief valve.
Sure, the relief valve may also clog, but it wouldn't be the device YOU
installed without authorizing illustration in the code for it.
And the pressure on the strainer wouldn't open the relief
Plastic packaging can introduce expanded plastic.
-Original Message-
From: sprinklerforum-boun...@firesprinkler.org
[mailto:sprinklerforum-boun...@firesprinkler.org] On Behalf Of Matt Grise
Sent: Thursday, May 13, 2010 9:30 AM
To: 'sprinklerforum@firesprinkler.org'
Subject: RE:
Generally the PRV (main relief) is closed unless the pump is running and no
or low flow is occurring. If the suction side shows discharge pressure,
aren't the glands dripping? This would usually drop the pressure on the
suction side- unless the OSY is shut. The low pressure zone should extend
from
Aren't there like 15 or 20 stories above us in this one?
-Original Message-
From: sprinklerforum-boun...@firesprinkler.org
[mailto:sprinklerforum-boun...@firesprinkler.org] On Behalf Of Todd Williams
Sent: Wednesday, May 12, 2010 11:03 AM
To: sprinklerforum@firesprinkler.org
Subject: Re:
First, lessening the pressure differential between flowing heads on a line
will reduce overdischarge.
2nd, larger K-factor heads tend to accentuate overdischarge between flowing
heads.
Keeping the original K factor while upping the end pces to 1.25, and likely
switching from Sch 40 to Sch10 in
Yup-
But in normal setting, the high pressure in the system is held back by the
discharge check past the main relief valve. I understood the high pressure
was sitting on the pump assembly and the suction side, which might happen if
the glands weren't open at all. And you've seen more crazy how
Good point.
This is different than Reza's explorations into the why and how and what if,
because
a) you know in a moment if it's a real question or a rhetorical question
b) there's a engineered sequence to the questions.
They also generally involve something more interesting than hangers.
I'm
Then you can pull the clapper and replace it after the test
-Original Message-
From: sprinklerforum-boun...@firesprinkler.org
[mailto:sprinklerforum-boun...@firesprinkler.org] On Behalf Of Brad
Sent: Monday, May 10, 2010 4:35 PM
To: tm...@mfpdesign.com;
about
the 'probable waste of time' thing for Limited Area sprinklers.
Thanks again,
Brad
-Original Message-
From: George Church [mailto:for...@ptd.net]
Sent: Friday, May 07, 2010 3:55 PM
To: sprinklerforum@firesprinkler.org
Subject: RE: FDC on Limited Area Sprinklers
What about
, there won't be a harvest.
George Church
Rowe Sprinkler
-Original Message-
From: sprinklerforum-boun...@firesprinkler.org
[mailto:sprinklerforum-boun...@firesprinkler.org] On Behalf Of Todd Williams
Sent: Friday, May 07, 2010 10:38 AM
To: sprinklerforum@firesprinkler.org
Subject: Re: Historical
What about the adjacent and unprotected combustible concealed space- doesn't
that mean you calc 3,000 SF of that 2,000 SF area?
-Original Message-
From: sprinklerforum-boun...@firesprinkler.org
[mailto:sprinklerforum-boun...@firesprinkler.org] On Behalf Of Thom McMahon
Sent: Friday, May
We had a save in a modular home plant in about 2001, one CSC 17/32 SSU atop
the modular that caught fire held it to within that box, saving 500 jobs and
150,000 SF plant. They shut off the pump but didn't shut a valve, still had
50 PSI coming out of the head for an extra hour. When I got there I
I've mentioned before- we just flush it ourselves, saves a lot of time
compared to educated the unwashed. We do give the GC a U certif. in case we
might get it back, but we're done banging our head against the wall. The
wall. The wall.
AFSA Prov-If Steve doesn't, JD, we'll do one ourselves.
Boat
Wouldn't 5 bars, connected to your previous post, be more aptly described as
a pub crawl? In which case, 180 lb men have been known to become lost
overnight. I'm metric-imapired, I'm not sure how many bars that translates
to and I ended a sentence with a dangling participle to boot.
Those thinking Thom and Ken having a drink together would be interesting to
watch, not to mention the ensuing conversation, might be interested in
knowing that it is likely to occur in the Providence, RI area in early
October. Coincidently, that's the AFSA Convention. And if you think they
might
I liked how matter-of-fact Dave Sornsin was noting the near-miss.
Um, guys, did anyone else notice what just about happened?
Guess if u jump outa airplanes every chance you get, riding with Thom isn't
as exciting.
And I know of two Forumites that have driven Thoms (noreen's?) Z5.
You driving to
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