Distilled spirits

All: Picture a small batch, craft distilled spirits storage and distribution facility with 23,500 sq. ft. of fixturized storage. Single and double row pallet racks and also a fixture that is double row, with three levels of tilted roller racking down near the floor.40-55% alcohol in glass

RE: [EXTERNAL] 8 inch sprinkler pipe fall from factory ceiling

Fire sprinkler systems have historically been designed on what is called a "deferred submittal" basis, which means that the construction docs are already submitted or approved under a separate permit application. When sprinklers are put out to bid, the work has historically included establishi

RE: swimming pool

What use or fire load is to be found "underneath"? I mean, if it's concrete or water... Seems to me that protecting the resinous slides and structures is the objective here. Steve L. -Original Message- From: Sprinklerforum On Behalf Of Tony Silva via Sprinklerforum Sent: Friday,

RE: Airing of Grievances

Kevin, Bob and Forumites: I get the pricing thing and I teased Bob last night about how much longer it took him to respond than I thought it would, if in fact I had crossed a line. But to be clear - I only posted because I thought it was a valid topic and I guess enumerating values is where

RE: Airing of Grievances

As long as I'm on a roll, I submitted a proposal last week on a site fire main project that's off the grid in the desert east of San Diego. The proposal request came from the Civil Engineer who's already signed up and on board, but they recently realized that the FP infrastructure is beyond t

Airing of Grievances

Since it's Festivus season, I thought I'd share this with the group. Our firm is scaled and resourced as a consulting engineering business model and not a "free-lance" drafting/design service. As such, we have direct and overhead costs that push our fees to the limits of what contractors typ

RE: UFGS spec section 21 13 00.00 40 vs 21 13 13

As a long-time specifier, I have always subscribed to K.I.S.S. to the greatest extent possible. If CSI had their way, you would have to publish 4 or 5 different sections for the building system and at least two or three for the underground for even the simplest OH2 retail shell.We have a s

RE: Shoe store complications

m [mailto:sprinklerforum-boun...@lists.firesprinkler.org] On Behalf Of Steve Leyton via Sprinklerforum Sent: Tuesday, November 16, 2021 1:52 PM To: sprinklerforum@lists.firesprinkler.org Cc: Steve Leyton Subject: RE: Shoe store complications Whatever the fire official wants. SL -Original Message- From: K

RE: Shoe store complications

-7293 -Original Message- From: Sprinklerforum On Behalf Of Steve Leyton via Sprinklerforum Sent: Monday, November 15, 2021 2:59 PM To: sprinklerforum@lists.firesprinkler.org Cc: Steve Leyton Subject: Shoe store complications Has anyone got any experience with design or classification of a

Shoe store complications

Has anyone got any experience with design or classification of a discount shoe store that displays shoes in 8' shelving units? These are particle board, storage to 10', with shoes on attachments to the front of the shelving units and densely packed boxes with stock in the shelving. Today's

RE: 13R Installation of Sprinkler Systems in Low-Rise Residential Occupancies

Good call Sal; as I said in my response, it's up to the Building Official to clarify whether that separation has to be two or three hours. But a solid concrete slab makes that a fairly easy exercise and the only upgrades would be the ratings of fire stops because shafts for utilities and stair

RE: 13R Installation of Sprinkler Systems in Low-Rise Residential Occupancies

Assuming the building code that's applicable to this project classifies this as two separate buildings (a four-story Type 3 on a single-story Type 1 podium), NFPA 13R can be used as a basis of design in many (most?) jurisdictions. It is up to the building official to clarify whether a two- or

RE: Best Common Practices

Its not codified. You might explain to the architect that if you run lines parallel to primary and secondary structure that you're left with having to connect either to the deck or substructure, or else trapezing most of your line hangers. Suggest to him or her that a meeting be held with the

Display vs. storage

Here's a discussion topic: Today's Retail Environment As "stores" morph into "boxes", we are seeing more and more "industrial" displays, with unadorned shelving and in some cases rack fixtures (I'm thinking PetSmart among others) where merchandise is displayed for sale within reach of custome

RE: Supervised Air Manual Dry Standpipe

Since the intended purpose of the supervisory air is to alert ownership or a service contractor of leaks or damage, and doesn't factor in functionality of the system the way it would if the system was equipped with a dry-pipe valve, I don't see where it would be required. Not a bad practice, b

RE: Seismic joint detail

:54 PM Steve Leyton via Sprinklerforum mailto:sprinklerforum@lists.firesprinkler.org>> wrote: I appreciate the overview and wagering strategy but the SEOR is a friendly on this one and there's nothing conventional about this application. It's a tunnel, 40' below the street t

RE: Seismic joint detail

US city, is that the structural engineer knows the building project has to span a known fault and so the structure is actually anticipating differential vertical movement at the joint. Allan Seidel St. Louis, MO > On Oct 19, 2021, at 11:45 AM, Steve Leyton via Sprinklerforum > wro

Seismic joint detail

A question was raised by a project structural engineer about the NFPA 13 seismic joint detail shown in Fig. A.9.3.3(a), 2016 edition for reference. Does anyone know if this configuration has ever been tested/measured? Has it been verified as an acceptable OMNI-DIRECTIONAL solution?The e

Transport to Marriott

Is there anyone who has already arrived at the convention who can inform me of how they got there? Are there van shuttles at the airport? Does anyone know how much a taxi or in Uber cost? Steve Leyton, President Protection Design and Consulting T | 619.255.8964 x 102 | www.protectiondesign

RE: Back Up Fire Pump

By my reckoning, you need about 300 PSI at the ground level to pump 100 PSI to the roof of what I'll call a 385' tall standpipe system (35x11). Bottom line: Can the responding FD pump 750 or 1,000 GPM at 300 psi? Most muni departments can, but that might be at the limit of what they can del

RE: [EXTERNAL] Transfer Switches

All true of course, but in this case the electric pump was approved and installed with the primary power supply apparently considered "reliable". NFPA 20 criteria are admittedly generous and of course you're right about Texas and NOLA, but what we don't ever want is for a particular situation

RE: Transfer Switches

the fire 150 hp fire pump load it will double the price he says. -Original Message- From: Steve Leyton via Sprinklerforum mailto:sprinklerforum@lists.firesprinkler.org>> To: Richard Mote mailto:spri...@aol.com>>; sprinklerforum@lists.firesprinkler.org<mailto:sprinklerfor

RE: Transfer Switches

To paraphrase, you're asking if it's required to connect a gen set that is installed in a building that isn't a high-rise building or some other essential facility where there is a code requirement for emergency power, correct? In other words, a voluntary generator with regard to the code set.

Sidewalls for storage

Besides the RASCO Metal Building Sprinkler, are there any other CMDA sidewalls for storage occupancies? Steve Leyton, President Protection Design and Consulting T | 619.255.8964 x 102 | www.protectiondesign.com 2851 Camino Del Rio South | Suite 210 | Sa

RE: Automated Rack picking system

f Of Steve Leyton via Sprinklerforum Sent: Monday, July 19, 2021 6:16 PM To: sprinklerforum@lists.firesprinkler.org Cc: Steve Leyton ; Matt Grise Subject: RE: Automated Rack picking system What Matt said. NFPA still mute, but FM did extensive testing to come up with criteria for "open&qu

RE: Flexible hose head connectors on a pipe schedule system

Right, which is why I was only allowing a PSI or so as an allowance for the "credit" back from hard piped drops.Apples to apples, you'll have the same Pe for both a hard piped or flexible drop. SL -Original Message- From: Sprinklerforum [mailto:sprinklerforum-boun...@lists.firespri

RE: Flexible hose head connectors on a pipe schedule system

that is outside pipe schedule. R/ Matt -Original Message----- From: Sprinklerforum On Behalf Of Steve Leyton via Sprinklerforum Sent: Monday, August 2, 2021 3:11 PM To: sprinklerforum@lists.firesprinkler.org Cc: Steve Leyton ; Ron Greenman Subject: RE: Flexible hose head connectors on a p

RE: Flexible hose head connectors on a pipe schedule system

calcs because as stated, that is outside pipe schedule. R/ Matt -Original Message- From: Sprinklerforum On Behalf Of Steve Leyton via Sprinklerforum Sent: Monday, August 2, 2021 3:11 PM To: sprinklerforum@lists.firesprinkler.org Cc: Steve Leyton ; Ron Greenman Subject: RE: Flexible

RE: Flexible hose head connectors on a pipe schedule system

I'm with Obi Ron on this one. I agree that calc's never hurt anything but they can add a fat layer to the work scope if you have to reconstruct as-built conditions to create piping plan for calc's. And it's more complicated that necessary because we can boil it down to the issue of the flex d

RE: Automated Rack picking system

What Matt said. NFPA still mute, but FM did extensive testing to come up with criteria for "open" vs. "closed" arrays and to measure permeability of these things. Steve Leyton, President Protection Design and Consulting T  |  619.255.8964 x 102  |  www.protectiondesign.com 2851 Camino Del Ri

FW: Stub-up Material

I inadvertently sent this reply to Jerry directly but want to post to Forum for archiving: CA amends NFPA 24 §10.4.3.1.1 to include the following 2nd sentence, "The pipe under the building or building foundation shall not contain mechanical joints." This has been widely interpreted and enfor

RE: Stub-up Material

Is this in CA? -Original Message- From: Sprinklerforum [mailto:sprinklerforum-boun...@lists.firesprinkler.org] On Behalf Of Jerry Van Kolken via Sprinklerforum Sent: Tuesday, June 29, 2021 10:45 AM To: sprinklerforum@lists.firesprinkler.org Cc: Jerry Van Kolken Subject: Stub-up Material

SCOTUS Ruling on Union Organizing in CA

To the extent that it may affect merit shop businesses nationwide, today's Supreme Court ruling on union efforts to organize farmworkers at their workplaces may be of interest to many in this group, especially if your company has been the target of union salting and seeding efforts. The Court

RE: Hollow Core Concrete Seismic Braces

If an epoxy-set anchor hasn't been investigated or listed for this application (i.e. evaluated for its shear load capacity), I don't think it would meet the intent of NFPA 13 (certainly not the amended CA building code) for seismic anchorage in concrete. I first designed a system for a "Span

RE: Fire Flow Test for SFR

Owen: What exactly do you object to if the fire official is trying to verify the delivery of adequate fire flow? What water company or muni-utilities department is providing the water? Have they exercised any hydrants in the subject neighborhood in the past... I dunno, TEN years?Can you

RE: Manual Dry Standpipe

Agreed. Four separate FDC's - in a building with no sprinklers and likely without any annunciation of where in the building a fire is working - would be extremely challenging for the first responding company. The intent is for each FDC, including multiple FDCs that pump into a single standpip

RE: Hydrant barrel loss

nklerforum@lists.firesprinkler.org Cc: "Prahl, Craig/GVL" Subject: RE: Hydrant barrel loss Steve, did you get my email with hydrant info attached? Craig Prahl-- -Original Message- From: Sprinklerforum On Behalf Of Steve Leyton via Sprinklerforum Sent: Tuesday, April 27, 2021 12:46

RE: Hydrant barrel loss

y gated ports that isn’t as old as me. I’m curious to hear why it is necessary to calculate friction loss through the hydrant. Best. Bruce V. > On 04/26/2021 6:00 PM Steve Leyton via Sprinklerforum > wrote: > > > Wet barrel hydrants have a messy valve assembly at each po

RE: Hydrant barrel loss

ant in the first place, why would you need to know that? Just curious... Reverse engineering the water supply in the water main below? On Mon, Apr 26, 2021 at 3:57 PM Steve Leyton via Sprinklerforum < sprinklerforum@lists.firesprinkler.org> wrote: > Does anyone have any tech data

Hydrant barrel loss

Does anyone have any tech data or knowledge of the pressure loss within a wet-barrel hydrant? I've tried to reach Mueller/Jones but their customer service isn't answering. Protection Design and Consulting Steve Leyton, President T | 619.255.8964 x 102 | www.protectiondesign.com

RE: [EXTERNAL] Fire Pump Sprk & Fire Flow Demand

times of an extreme maintenance procedure. AKS > On Apr 23, 2021, at 11:06 AM, Steve Leyton via Sprinklerforum > wrote: > > Let's change the context to a similar demand scenario where a wet-manual > combined standpipe/sprinkler system requires a pump to meet the sprinkler &

RE: [EXTERNAL] Fire Pump Sprk & Fire Flow Demand

p needs to be sized for the sprinkler and > associated hose stream allowance from 13 only. But then who the hell am I? > As Craig said, check with the approving authority. And as a bit of learned > advice, didn't ask for a solution but rather give that person your read of > the ru

RE: [EXTERNAL] Re: Fire Pump Sprk & Fire Flow Demand

hat person your read of the rules and how you got there, and then ask if that's how they see it. Your job is to come up with the solution and theirs is to yay or nay it. On Wed, Apr 21, 2021 at 8:40 AM Steve Leyton via Sprinklerforum < sprinklerforum@lists.firesprinkler.org> wrote: > Y

RE: Fire Pump Sprk & Fire Flow Demand

You do not have to prove building system demand and site fire flow concurrently. Hard stop. Steve Leyton (Sent from my smartphone; please excuse typos and voice-to-text corruptions.) Original message From: Gregg Fontes via Sprinklerforum Date: 4/21/21 7:47 AM (GMT-08:00)

RE: Fire Pump Sprk & Fire Flow Demand

If you do not need the pump to meet the fire flow requirements of the fire code, than you can size it for the sprinkler demand only. In evaluating any water supply, you do not have to add the outside fire flow to the building system demand in any case. In your scenario, it would not be a 2900 g

RE: Soybean, corn, oat, & wheat storage

Agreed. Have worked with several of the breweries here in SD and they keep LOTS of malted barley and wheat on hand, nearly all of it in similar large sacks. Steve Leyton, President T  |  619.255.8964 x 102  |  www.protectiondesign.com 2851 Camino Del Rio South  |  Suite 210  |  San Diego,

RE: Grooved joints in pump suction main

re of any prohibitions. We use grooved when we can. For whatever reason (tradition?) gate valves seem to always be flanged, so we frequently go flanged just due to availability. Matt -Original Message- From: Sprinklerforum On Behalf Of Steve Leyton via Sprinklerforum Sent: Tues

RE: Grooved joints in pump suction main

ways be flanged, so we frequently go flanged just due to availability. Matt -Original Message----- From: Sprinklerforum On Behalf Of Steve Leyton via Sprinklerforum Sent: Tuesday, April 06, 2021 4:09 PM To: sprinklerforum@lists.firesprinkler.org Cc: Steve Leyton Subject: Grooved joints in

Grooved joints in pump suction main

We've got this pump house... Took over the design from a civil engineer and have been in repair mode for a couple weeks. The original concept used a pre-engineered and all-inclusive pump house but the assembly won't be accepted by the state agency with jurisdiction because it hasn't passed th

RE: Best Pressure Loss RPDA

5-6 PSI in an RPDA may be pushing your dreams a bit too much, but the C500 4" is 7-8 psi in H and N configurations between 150-300 gpm. -Original Message- From: Sprinklerforum [mailto:sprinklerforum-boun...@lists.firesprinkler.org] On Behalf Of 321 via Sprinklerforum Sent: Thursday,

RE: Lowest PSI RPDA Backflow

Try the Ames C500. -Original Message- From: Sprinklerforum [mailto:sprinklerforum-boun...@lists.firesprinkler.org] On Behalf Of 321 via Sprinklerforum Sent: Thursday, April 01, 2021 2:30 PM To: sprinklerforum@lists.firesprinkler.org Cc: 321 Subject: Lowest PSI RPDA Backflow What is the

RE: Head or Not?

470 Smith Grove Road, Liberty, SC  29657 Tel: 864-843-5161 -Original Message- From: Sprinklerforum On Behalf Of Steve Leyton via Sprinklerforum Sent: Thursday, April 1, 2021 4:30 PM To: sprinklerforum@lists.firesprinkler.org Cc: Steve Leyton Subject: RE: Head or Not? CAUTION: This e

RE: Head or Not?

At the risk of being perceived as a grumpy old guy, I must nonetheless point out that per the NFPA Manual of Style and definitions found in NFPA 13, there is no such thing as a Sprinkler Head. They are "sprinklers". The term head is only officially used in the context of measuring pressure a

RE: High rise protection question

Over the (now long) course of my career, I've done designs and design/builds for "central plant" water supplies. There is nothing in the standards that says the water supply has to be exclusive to a particular system. However, you have to consider all demands including hydrants and whether yo

RE: Check Valve After Flow switch?

If an assembly is tested and listed as a unit, and passes the required tests as configured, then the listing supersedes such restrictions. I remember asking this question when Resi-Risers first came out. Steve L. -Original Message- From: Sprinklerforum [mailto:sprinklerforum-boun...

RE: standpipe protection

I would offer that there is no exception in the NFPA 14 standard for protection of piping serving horizontal exits and as you noted, those are different from the intermediate ones. The distinction exists in both the standard and the IBC, which also requires the protection of piping. Addition

RE: [EXTERNAL] Activity

I got to be with George one last time in the last few months of his life. We met on the Forum right after it launched ('96? '97?) when he signed off with a reference to the Grateful Dead and I picked up the phone to call him on it. The band Furthur, composed of the surviving members of the D

RE: When is a Remote FDC required

I think it's totally up to the responding fire department. If there are certain conditions at a particular site that make operational response more challenging for one reason or another, then it may be of strategic value to have the inlet at a particular location, or possibly more than one inle

RE: Fire Retardant Coating used in Combustible concealed spaces

Does the treatment render the wood compliant with the flame spread ratings and other metrics that are used to determine whether or not a material is definable as "noncombustible"? Steve Leyton (Sent from my smartphone; please excuse typos and voice-to-text corruptions.) Original me

RE: NFPA 13R & NFPA 14 - (flow rates)

A live/work nuclear reactor facility, perhaps... Steve Leyton (Sent from my smartphone; please excuse typos and voice-to-text corruptions.) Original message From: Travis Mack via Sprinklerforum Date: 2/6/21 1:30 PM (GMT-08:00) To: sprinklerforum@lists.firesprinkler.org Cc:

RE: NFPA 13R & NFPA 14

In practice, probably not. As I'm sitting here today, I can't honestly recall how/when that section came into being or when we may have last tweaked it, but it's a CYA for sure.Maybe if I had a building projected with 13R that had an accessory use like... I dunno, boat storage. A marina

RE: Distilled Spirits

s.pdf Steve L. -Original Message- From: Sprinklerforum [mailto:sprinklerforum-boun...@lists.firesprinkler.org] On Behalf Of Steve Leyton via Sprinklerforum Sent: Wednesday, February 03, 2021 10:27 AM To: sprinklerforum@lists.firesprinkler.org Cc: Steve Leyton ; Trillium Fire Sprinkler Design

RE: Distilled Spirits

How about a best practices guide from the distilling industry? Steve L. -Original Message- From: Sprinklerforum [mailto:sprinklerforum-boun...@lists.firesprinkler.org] On Behalf Of Trillium Fire Sprinkler Design Inc. via Sprinklerforum Sent: Wednesday, February 03, 2021 10:21 AM To: s

RE: Distilled Spirits

I tried to post a mail this morning with an attachment that's awaiting admin approval - please ask if they can push it onto the Forum. It's a best FP practices guide published by a distillery industry trade group. SL -Original Message- From: Sprinklerforum [mailto:sprinklerforum-boun..

RE: Pan-Type Construction

ite 202 Burnsville, NC 28714 Ph: 828-284-4772 -Original Message----- From: Sprinklerforum On Behalf Of Steve Leyton via Sprinklerforum Sent: Monday, February 1, 2021 5:00 PM To: sprinklerforum@lists.firesprinkler.org Cc: Steve Leyton ; Dennis Wilson Subject: RE: Pan-Type Construction Do y

RE: Pan-Type Construction

Do you mean Tee or Double-Tee construction?Pan slabs are PIP, with and without metal decks, smooth ceiling by definition. Steve L. -Original Message- From: Sprinklerforum [mailto:sprinklerforum-boun...@lists.firesprinkler.org] On Behalf Of Dennis Wilson via Sprinklerforum Sent: M

RE: listed pressure relief valve

Or, you could just buy from Reliable... -Original Message- From: Sprinklerforum [mailto:sprinklerforum-boun...@lists.firesprinkler.org] On Behalf Of Steve Leyton via Sprinklerforum Sent: Monday, February 01, 2021 9:13 AM To: sprinklerforum@lists.firesprinkler.org Cc: Steve Leyton ; m

RE: listed pressure relief valve

I don't think (and the tech data sheet implies) that the higher pressures are listed, which was Matt's inquiry. I've been through this with Cla-Valve on a couple of their products and I have a suggestion: When a manufacturer has variants of a listed product that aren't listed, it's usually be

RE: Horizontal Combustible Concealed Space

Or to put it another way, if an attic is constructed so that its configuration meets the conditions of 9.3.2, it MUST be protected with listed CC sprinklers. Steve Leyton (Sent from my smartphone; please excuse typos and voice-to-text corruptions.) Original message From: C

RE: Townhome - Common Areas

done in a contract, but just a thought for legally assigning responsibility that could be explored. On Wed, Jan 27, 2021 at 10:41 AM Steve Leyton via Sprinklerforum < sprinklerforum@lists.firesprinkler.org> wrote: > I get it, but the "fee simple unit" extends beyo

RE: Townhome - Common Areas

? -Kyle M -Original Message- From: Sprinklerforum On Behalf Of Steve Leyton via Sprinklerforum Sent: Wednesday, January 27, 2021 8:45 AM To: sprinklerforum@lists.firesprinkler.org Cc: Steve Leyton ; John Irwin Subject: [EXTERNAL] RE: Townhome - Common Areas That last part made it ea

RE: Townhome - Common Areas

Message- From: Sprinklerforum On Behalf Of Steve Leyton via Sprinklerforum Sent: Wednesday, January 27, 2021 8:45 AM To: sprinklerforum@lists.firesprinkler.org Cc: Steve Leyton ; John Irwin Subject: [EXTERNAL] RE: Townhome - Common Areas That last part made it easy for me to firm a quick

RE: Townhome - Common Areas

That last part made it easy for me to firm a quick opinion. If you have living space over a utility space like a garage or trash enclosure, I would say that accessory structure becomes a part of the dwelling unit associated with that terrace or patio space. Protect the trash enclosure as you w

RE: Area Increases

I assume this statement of intent was added because full-scale fire testing has only been undertaken in test cells that have flat ceilings (I would very much appreciate input from the manufacturing community in that regard). But that doesn't mean that we don't have to fire protect storage under

RE: schedule 7 pipe?

gt; > Scott > > Office: (763) 425-1001 x 2 > Cell: (612) 759-5556 > > -Original Message----- > From: Sprinklerforum > On Behalf Of Steve Leyton via Sprinklerforum > Sent: Wednesday, January 20, 2021 11:07 AM > To: sprinklerforum@lists.firesprinkler.org > Cc: Ste

RE: schedule 7 pipe?

Considering how much "Sch. 7" we've seen perforated by MIC, and also that our firm is heavily invested in the institutional and educations sectors where clients want 50+ year buildings, we only spec' Sch. 10 and 40. Steve L. -Original Message- From: Sprinklerforum [mailto:sprinklerf

RE: RV Storage

Then Bambi and a wave of animals run out of the conflagration in all directions... -Original Message- From: Sprinklerforum [mailto:sprinklerforum-boun...@lists.firesprinkler.org] On Behalf Of Michael Hill via Sprinklerforum Sent: Thursday, January 14, 2021 12:36 PM To: sprinklerforum@lis

RE: RV Storage

rum On Behalf Of Steve Leyton via Sprinklerforum Sent: Thursday, January 14, 2021 1:37 PM To: sprinklerforum@lists.firesprinkler.org Cc: Steve Leyton ; Mark.Phelps Subject: RE: RV Storage A dockside fire event is NOT comparable to a sprinklered indoor RV and trailered boat storage facility.

RE: RV Storage

-Original Message- From: Sprinklerforum On Behalf Of Steve Leyton via Sprinklerforum Sent: Thursday, January 14, 2021 10:57 AM To: sprinklerforum@lists.firesprinkler.org Cc: Steve Leyton ; Matthew J Willis Subject: [EXTERNAL] RE: RV Storage I think there's a substantial hazard yes, bu

RE: Stand-Alone UPS protection design

-- Original message ---- From: Steve Leyton via Sprinklerforum Date: 1/14/21 12:15 PM (GMT-06:00) To: "Prahl, Craig/GVL" , sprinklerforum@lists.firesprinkler.org Cc: Steve Leyton Subject: RE: Stand-Alone UPS protection design I can't tell you the exact dimensions for speci

RE: Stand-Alone UPS protection design

Fire Protection | craig.pr...@jacobs.com | www.jacobs.com 1041 East Butler Road Greenville, South Carolina 29606 CONTACT BY: email or MS TEAMS -Original Message- From: Sprinklerforum On Behalf Of Steve Leyton via Sprinklerforum Sent: Thursday, January 14, 2021 12:58 PM To:

Stand-Alone UPS protection design

I'm engaged in a conversation with a project team where an Uninterrupted Power Supply is being added to a local small-scale broadcast facility (NPR affiliate). The control rooms and studios are already protected by preaction and this battery stack is being added outside the building and a ways

RE: RV Storage

ildings: > > RV Storage Building > Boat Storage Building (just parked, not on racks) Storage lockers with > height less than 12 feet > > Would you consider each of those EH 2 on their own? Or would one or > more of those be a lesser hazard? > > -Kyle M > &g

RE: RV Storage

Concur. We have done a couple previously that were takeovers with CMDA sprinklers and have one currently in progress that used to be a Lowe's store and is protected with ESFR. EH2 by the book (IMHO), but we had one AHJ who insisted on .45/2000 (he had his reasons). Steve Leyton -Orig

RE: ICF Table 3208.3

If the building isn't furnished with sprinklers, then no flue spaces are required. The point being that flues are to facilitate ceiling sprinkler penetration, so no point if no ceiling sprinklers. I think. Steve Leyton, President T  |  619.255.8964 x 102  |  www.protectiondesign.com 2851

RE: Standpipe signage

Yep. Steve Leyton (Sent from my smartphone; please excuse typos and voice-to-text corruptions.) Original message From: Travis Mack via Sprinklerforum Date: 11/25/20 8:59 AM (GMT-08:00) To: sprinklerforum@lists.firesprinkler.org Cc: travis.m...@mfpdesign.com Subject: RE: Sta

RE: Non combustible concealed space with gas furnace above ceiling

I think your question puts the cart in front of the horse. The root of your question is whether or not a sprinkler is required to protect this furnace in an unsprinklered building, is that correct? NFPA Standards do not establish requirements for when a fire protection system is required in

RE: Clearance around all pump equipment

I'm only aware of prescriptive clearance requirements in front of controller doors, which is per the NEC as Matthew cited. We've NEVER programmed a 3' clearance around mechanical equipment. Steve L. -Original Message- From: Sprinklerforum [mailto:sprinklerforum-boun...@lists.firesprin

RE: UL Test Standard for threaded FP fittings

iginal Message- From: Sprinklerforum On Behalf Of Steve Leyton via Sprinklerforum Sent: Thursday, November 5, 2020 10:05 AM To: sprinklerforum@lists.firesprinkler.org Cc: Steve Leyton Subject: UL Test Standard for threaded FP fittings Forumites: We've been asked to compare cast, malleable and

UL Test Standard for threaded FP fittings

Forumites: We've been asked to compare cast, malleable and ductile threaded fittings on a public project. Malleable and cast have are tabled materials in Chapter 6 (Chapter 7, 2019 ed.) of NFPA 13 and I'm aware of at least one manufacturer of listed ductile threaded fittings. Who can answer

RE: CSFM listings

They have to. Get the Tech data from victaulic. Steve Leyton (Sent from my smartphone; please excuse typos and voice-to-text corruptions.) Original message From: Jerry Van Kolken via Sprinklerforum Date: 11/4/20 4:49 PM (GMT-08:00) To: sprinklerforum@lists.firesprinkler.o

RE: Wall post indicator valve

No. That's one way of satisfying the requirement for an "outside indicating control valve" but not the only way by any means. Steve Leyton Protection Design & Consulting San Diego, CA -Original Message- From: Sprinklerforum [mailto:sprinklerforum-boun...@lists.firesprinkler.org] On

RE: Schedule 7 volume

erforum-boun...@lists.firesprinkler.org>> on behalf of Steve Leyton via Sprinklerforum mailto:sprinklerforum@lists.firesprinkler.org>> Sent: Wednesday, October 28, 2020 12:11:19 PM To: Ben Young mailto:derblitzkrie...@gmail.com>>; sprinklerforum@lists.firesprinkler.org<mailto:sprin

RE: Schedule 7 volume

fire sprinkler pipe brochure on their website. There's a chart for megaflow. On Wed, Oct 28, 2020 at 2:33 PM Steve Leyton via Sprinklerforum mailto:sprinklerforum@lists.firesprinkler.org>> wrote: Happy Hump Day Forumites: Does anyone have a chart of the capacities of Schedule 7 per ft.

Schedule 7 volume

Happy Hump Day Forumites: Does anyone have a chart of the capacities of Schedule 7 per ft. in sizes 1½-4"? Steve Leyton ___ Sprinklerforum mailing list Sprinklerforum@lists.firesprinkler.org http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-

RE: 8.17.5 Hose Connections

Hoses for fire department use are described as 2½" in 8.17.5.2, so never mind 1½" for purposes of this discussion.Three conditions come to mind where Fire Department hose valves (you notice I didn't say Class I standpipe connections, because these are not exclusively considered standpipes) m

RE: Can a Clerestory be considered Skylight?

IMHO, a clerestory light well is not a skylight. It's a ceiling pocket, but not a skylight. Steve L. -Original Message- From: Sprinklerforum [mailto:sprinklerforum-boun...@lists.firesprinkler.org] On Behalf Of Jerry Van Kolken via Sprinklerforum Sent: Thursday, September 24, 2020 10:1

RE: Seismic Special Inspection Requirements

I can't say that we've been sent a list with all these items together, but individually we've had to respond to similar comments. I don't think "g force" is the correct reference in #1; the Ss value has always been accepted by AHJ's who do structural review to this level of detail. #2 seems t

RE: Are sprinklers required

As Steven said, there are a couple "ifs" in the code analysis and the biggest one is whether the code official will allow the use of 13R.NFPA 13R doesn't give prescriptive guidance but informs in A.1.1 that there may be special rules that restrict the use of 13R in mixed occupancies and that

RE: 13 R in a single family home

We're working on a project right now in San Diego with four 4-story townhomes in a row and it's been code classified as R2; we're designing per NFPA 13 on that one. Steve L. -Original Message- From: Sprinklerforum [mailto:sprinklerforum-boun...@lists.firesprinkler.org] On Behalf Of Mar

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