[Sprinklerforum] Fw: Your subscription for Sprinklerforum mailing list has been disabled

Lets see if this works From: sprinklerforum-boun...@lists.firesprinkler.org Sent: Monday, August 1, 2022 8:07 PM To: fsl...@msn.com Subject: Your subscription for Sprinklerforum mailing list has been disabled Your subscription has been disabled on the sprinkler

Re: question about Storage height

It should be 10 feet even though the other container is empty it's still plastic. Mike From: Sprinklerforum on behalf of Steve Mackinnon via Sprinklerforum Sent: Wednesday, January 26, 2022 9:02 AM To: sprinklerforum@lists.firesprinkler.org Cc: Steve Mackinno

Re: ESFR - Minimum Remote Area Size

I don’t believe ESFR sprinklers can be installed in a concrete tee building. Minimum spacing is 8’-0” and what is the deflector distance. Mike Sent from my iPhone > On Dec 29, 2021, at 2:11 PM, Kyle.Montgomery via Sprinklerforum > wrote: > > I'm dealing with an existing concrete tee building

Mixing ESFR Sprinklers

Here is the situation: Building has 40'-8" Maximum Ceiling height at the ridge, the building is designed with K16.8 ESFR's. Can the areas that are over the 40'-0" maximum ceiling height be designed using K22.4 or K25.2 ESFR's and be appr

Re: Ammunition Storage

think that small arms ammo is mentioned in the annex commodity list. Matt -Original Message- From: Sprinklerforum On Behalf Of Mike Hairfield via Sprinklerforum Sent: Thursday, October 28, 2021 10:56 AM To: Sprinkler Forum Cc: Mike Hairfield Subject: Ammunition Storage What the woul

Ammunition Storage

What the would the commodity of ammunition be classified as in NFPA 13-2013? Mike ___ Sprinklerforum mailing list Sprinklerforum@lists.firesprinkler.org http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org

Re: [EXTERNAL] Conveyors

Has anyone looked at FM Global's guidelines for conveyors? Mike From: Sprinklerforum on behalf of Cary Webber via Sprinklerforum Sent: Tuesday, August 17, 2021 1:26 PM To: sprinklerforum@lists.firesprinkler.org Cc: Cary Webber ; Tyson Sutherland Subject: RE

Interstitial Space

Got a project where there is a walkable ceiling with a non-combustible interstitial space above. FM Global did not require sprinkler protection in this space. The local AHJ is saying that it needs to be protected with sprinklers. Where in NFPA-13 can I find where it doesn't require protection.

Re: Pan-Type Construction

NFPA 13 2007 Handbook has a picture of pan construction Exhibit 3.37 From: Sprinklerforum on behalf of Dennis Wilson via Sprinklerforum Sent: Tuesday, February 2, 2021 8:18 AM To: Don Kern ; sprinklerforum@lists.firesprinkler.org Cc: Dennis Wilson ; Fpdcdesign

Re: Tissue Paper Wrapped in Plastic

loose, then maybe lightweight rolled paper? Matt -Original Message- From: Sprinklerforum On Behalf Of Mike Hairfield via Sprinklerforum Sent: Monday, February 01, 2021 7:30 AM To: Sprinkler Forum Cc: Mike Hairfield Subject: Tissue Paper Wrapped in Plastic Has anyone designed a warehou

Tissue Paper Wrapped in Plastic

Has anyone designed a warehouse of Tissue Paper wrapped in Plastic maximum storage height of 25'-0" high in a building that is 38'-0" high. I couldn't find any design criteria in NFPA-13 for this commodity. Mike ___ Sprinklerforum mailing list Sprinkle

Hangers for CPVC Pipe going through TGI Joists

The TGI Joists are spaced 16" apart, does NFPA-13 require hangers on the CPVC pipe since the TGI joists are supporting the pipe? Mike ___ Sprinklerforum mailing list Sprinklerforum@lists.firesprinkler.org http://lists.firesprinkler.org/listinfo.cgi/spri

Re: On/Off Switch in the Electric supply to a Dry Pipe System Air Compressor

Association 301-343-1457 > On Sep 24, 2020, at 2:50 PM, Mike Hairfield via Sprinklerforum > wrote: > > Made a inspection to one of my jobs today and found that the electrical > contractor installed a On/Off > switch to the air compressor which I know isn't allowed. > >

On/Off Switch in the Electric supply to a Dry Pipe System Air Compressor

Made a inspection to one of my jobs today and found that the electrical contractor installed a On/Off switch to the air compressor which I know isn't allowed. Where does it state in NFPA that this isn't allowd? Thanks, Mike ___ Sprinklerforum mailing

Re: Non-Combustible Concealed Space

firesprinkler.org/ondemand to learn more. On Thu, Sep 10, 2020 at 1:59 PM Mike Hairfield via Sprinklerforum < sprinklerforum@lists.firesprinkler.org> wrote: > Here is my situation: Hotel Rooms that have a 3'-6" x 2'-6" > Non-Combustible Concealed space that has a h

Re: Non-Combustible Concealed Space

.jacobs.com/> > 1041 East Butler Road Greenville, South Carolina 29606 > > -Original Message- > From: Sprinklerforum <mailto:sprinklerforum-boun...@lists.firesprinkler.org>> On Behalf Of Mike > Hairfield via Sprinklerforum > Sent: Thursday, September 10,

Non-Combustible Concealed Space

Here is my situation: Hotel Rooms that have a 3'-6" x 2'-6" Non-Combustible Concealed space that has a heat pump unit inside this space. There is not a door into this space only a discharge grill that can be removed by the maintenance staff to get access to service these units. The local AHJ say

Re: C-Clamp Hangers

They have to be FM approved and/or UL listed. What type of C-Clamps are planning on using? Mike From: Sprinklerforum on behalf of Jerry Van Kolken via Sprinklerforum Sent: Wednesday, August 26, 2020 1:52 PM To: sprinklerforum@lists.firesprinkler.org Cc: jvan

Re: Protecting A 500 Degree 12' x 10' Oven

#x27; Oven Is protection needed inside the oven? I don’t think you are required to put sprinklers inside equipment. Matt From: Sprinklerforum On Behalf Of Mike Hairfield via Sprinklerforum Sent: Thursday, June 18, 2020 11:58 AM To: sprinklerforum@lists.firesprinkler.org Cc: Mike Hairfiel

Protecting A 500 Degree 12' x 10' Oven

How does one provide sprinkler protection in a 500 dregree 12' x10' oven? TYCO makes a 650-degree sprinkler head but how do you handle the heat on the system? Mike ___ Sprinklerforum mailing list Sprinklerforum@lists.firesprinkler.org http://lists.fir

Re: Reliable Model B Alarm Valve

Thanks Guys, I just got one from Reliable. Mike From: Sprinklerforum on behalf of John Denhardt via Sprinklerforum Sent: Friday, April 24, 2020 11:24 AM To: sprinklerforum@lists.firesprinkler.org Cc: John Denhardt ; Cary Webber ; Mike Hairfield Subject

Reliable Model B Alarm Valve

Does anyone have data sheets on a Reliable Model B Alarm Valve. Mike ___ Sprinklerforum mailing list Sprinklerforum@lists.firesprinkler.org http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org

COVID-19

What is the rule for having more than 10 people working on a job site? I've seen projects with more than 100 construction workers, is that legal? Thanks, Mike ___ Sprinklerforum mailing list Sprinklerforum@lists.firesprinkler.org http://lists.firesprin

Re: [EXTERNAL] RE: Sprinklerforum Digest, Vol 83, Issue 6

No you can't by the data sheet Mike From: Sprinklerforum on behalf of Kyle.Montgomery via Sprinklerforum Sent: Thursday, February 27, 2020 10:05 AM To: anth...@archerconstruction.com ; sprinklerforum@lists.firesprinkler.org Cc: Kyle.Montgomery ; 'Nicky Marsha

RadioShuttle High Density Pallet Racking System

Has anyone had any experience designing systems for the RadioShuttle High Density Pallet Racking Systems? Mike ___ Sprinklerforum mailing list Sprinklerforum@lists.firesprinkler.org http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkle

Re: Corrugated Metal Deck - smooth??

Reliable makes the MBEC-14 Horizontal Sidewall for Metal buildings From: Sprinklerforum on behalf of Fpdcdesign via Sprinklerforum Sent: Monday, February 17, 2020 9:13 AM To: Sprinklerforum Cc: Fpdcdesign Subject: Re: Corrugated Metal Deck - smooth?? What is

Re: Fire Pump NFPA 20

FM Global is acceptable also. Mike From: Sprinklerforum on behalf of Parsley Consulting via Sprinklerforum Sent: Thursday, January 23, 2020 1:26 PM To: Luis Perea via Sprinklerforum Cc: Parsley Consulting Subject: Re: Fire Pump NFPA 20 Per the 2019 edition

Re: [EXTERNAL] Re: Looking for a 6" hanger for sloped roof

Only made in the 3/8" size also. From: Sprinklerforum on behalf of Kyle.Montgomery via Sprinklerforum Sent: Thursday, January 2, 2020 9:57 AM To: sprinklerforum@lists.firesprinkler.org ; vi...@wtfp.net Cc: Kyle.Montgomery ; James Litvak Subject: RE: [EXTERNA

Re: Looking for a 6" hanger for sloped roof

The 3/8" is listed but the 1/2" is not. From: Sprinklerforum on behalf of James Litvak via Sprinklerforum Sent: Thursday, January 2, 2020 9:55 AM To: vi...@wtfp.net Cc: James Litvak ; sprinklerforum@lists.firesprinkler.org Subject: Re: Looking for a 6" hanger

Re: Clyde Woods

Mike Try eBay or Amazon. I was thought hydraulic calculations By Dell Milan using mr woods book that I still have. Mike Sent from my iPhone On Nov 21, 2019, at 9:45 AM, Mike B Morey via Sprinklerforum wrote: On the subject of Mr. Woods book, does anyone know where to get a copy? My first e

Re: Interstitial Spaces

Non-Combustible and not a return air plenum without any storage. Mike From: Sprinklerforum on behalf of Steve Leyton via Sprinklerforum Sent: Friday, October 18, 2019 10:54 AM To: sprinklerforum@lists.firesprinkler.org Cc: Steve Leyton ; Mike Hairfield

Interstitial Spaces

Got a project that has a Interstitial Space and the Architect is stating that in order for the building to be considered fully sprinklered building the Interstitial spaces have to be protected. I've done numerous facilities in the past where the Interstitial Spaces were not protected. Is the a

Re: ESFR Sprinklers Spacing and Height Criteria

No and No From: Sprinklerforum on behalf of Jerry Van Kolken via Sprinklerforum Sent: Tuesday, August 20, 2019 7:51 PM To: sprinklerforum@lists.firesprinkler.org Cc: jvankol...@mfpc.us Subject: ESFR Sprinklers Spacing and Height Criteria **I know this is so

Re: [EXTERNAL] ESFR's and unit heaters

214 degree ESFR’s are made Thar’s what I use ASCOA back in the day made 286 degree Mike Sent from my iPhone On Aug 20, 2019, at 10:47 AM, Kyle.Montgomery via Sprinklerforum mailto:sprinklerforum@lists.firesprinkler.org>> wrote: Also, how are you complying with the temperature rating when yo

Re: [EXTERNAL] Re: ESFR Calc's

om<https://urldefense.proofpoint.com/v2/url?u=http-3A__bvssystemsinc.com_&d=DwMFAg&c=wn3mZQLIuInh2ClcJ0_DIA&r=XSIweKhAHHhyB-d63TCLaTQ55VHpbhIhFOxEPFjbNpg&m=AWdzKMSnfZTO1yzpl1Dd37Lrr1TeI1Fqx3BWjEHd-Zg&s=QGuUWxAksuh7c7L6oHoglZLzKjOOXn6OYIs8o4Fgsv4&e=> From: Sprinklerforum mailto:sprinklerforum-boun...@lists.

Re: ESFR Calc's

Why don't you use 2 lines on one side of the wall and 1 line on the other side of the wall thus 3 lines with 4 heads? Mike From: Sprinklerforum on behalf of Brian Harris Sent: Tuesday, July 9, 2019 10:29 AM To: sprinklerforum@lists.firesprinkler.org Subject: E

Re: pump overload

If you increase the size of the pump would that give you the total demand (sprinkler demand + hose stream demand). From: Sprinklerforum on behalf of Easter, Tim (Contractor) Sent: Wednesday, May 8, 2019 7:47 AM To: sprinklerforum@lists.firesprinkler.org Subject

Re: deluge system

If the distance from the top of the door to the roof act as draft curtain? If so I would say calculate only one system. Mike From: Sprinklerforum on behalf of Easter, Tim (Contractor) Sent: Wednesday, May 1, 2019 8:09 AM To: sprinklerforum@lists.firesprinkler

Re: Grooved Coupling for CPVC

TEL: (802) 434-2968 tston...@comcast.net<mailto:tston...@comcast.net> From: Sprinklerforum On Behalf Of Mike Hairfield Sent: Thursday, April 4, 2019 12:11 PM To: Sprinklerforum Subject: Grooved Coupling for CPVC I have a local AHJ asking for a data sheet that states

Grooved Coupling for CPVC

I have a local AHJ asking for a data sheet that states that a standard grooved coupling is U/L listed and/or FM approved for that use. Have any of you guys ever seen this? Thanks, Mike ___ Sprinklerforum mailing list Sprinklerforum@lists.firesprinkler

Rack Flue Space Hangers

Here is my situation: I have a rack system that has rack (uprights) columns that are spaced 12" apart. I was going to use PHD's Fig. 990 Adjustable In-Rack Flue Hangers but that is out of the question because my rack columns have 5/8" round holes and the Fig.990 needs Tear Drop holes to lock th

Re: Files of Documents Stored In Racks

cartons? Mike Hill From: Sprinklerforum [mailto:sprinklerforum-boun...@lists.firesprinkler.org] On Behalf Of Mike Hairfield Sent: Friday, March 01, 2019 2:31 PM To: Sprinkler Forum Subject: Files of Documents Stored In Racks What Commodity Classification are Document Files stored in Racks

Files of Documents Stored In Racks

What Commodity Classification are Document Files stored in Racks, is it Class II or Class III? Thanks, Mike ___ Sprinklerforum mailing list Sprinklerforum@lists.firesprinkler.org http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.

Re: 2" Pipe Stands

to:sprinklerforum-boun...@lists.firesprinkler.org] On Behalf Of Mike Hairfield Sent: Thursday, February 21, 2019 2:43 PM To: sprinklerforum@lists.firesprinkler.org Subject: [EXTERNAL] Re: 2" Pipe Stands The cooler top is 25' below the top of steel and I was

Re: 2" Pipe Stands

craig.pr...@jacobs.com<mailto:craig.pr...@jacobs.com> | www.jacobs.com<http://www.jacobs.com/> From: Sprinklerforum [mailto:sprinklerforum-boun...@lists.firesprinkler.org] On Behalf Of Mike Hairfield Sent: Thursday, February 21, 2019 2:33 PM To: Sprinkler Forum Subject: [EXTERNAL] 2"

2" Pipe Stands

Does anyone have a detail of 2" pipe stands. I'm running 2" lines above a cooler and I'm going to attach the pipe stands to the cooler top. Thanks, Mike ___ Sprinklerforum mailing list Sprinklerforum@lists.firesprinkler.org http://lists.firesprinkler.o

Re: Dresser Fitting

I do not believe they do, look for the UL Label and the FM stamp. From: Sprinklerforum on behalf of Douglas Hicks Sent: Friday, December 14, 2018 11:27 AM To: sprinklerforum@lists.firesprinkler.org Subject: Dresser Fitting I saw a Dresser fitting last week. I b

Re: Bladder tank

FIRE-X-TROL by AMTROL From: Sprinklerforum on behalf of Fpdcdesign Sent: Friday, December 14, 2018 7:57 AM To: Sprinklerforum Subject: Bladder tank It has been a while since I have had to size a bladder tank for water hammer. This one is to be installed between

Maximum Load for Top Beam C-Clamps

I have a structural Engineer stating that the maximum load for top beam c-clamps is 50 lbs. for 2 1/2" schedule-10 pipe for a building with bar joists spaced 5'-0" o.c. His notes state that the maximum spacing would be 8'-6" o.c. for 2 1/2" pipe and 2'-0" o.c. for the 6" crossmains. Have we as

Main Relief Valve for Diesel Driven Fire Pump

Has anyone ever installed a main relief valve for a diesel driven fire pump without a waste cone? Mike ___ Sprinklerforum mailing list Sprinklerforum@lists.firesprinkler.org http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org

NFPA 13, 2016

Can someone send me a copy of Sections 9.2.3.4.4.4 and 9.2.1.3.3.1 please? Local AHJ is using NFPA 13,2010 and it doesn't state that Flex heads prevent upward movement when the branch line has 100 psi or greater pressure. What he is looking for is a copy of the page from NFPA 13,2016. Thank

Re: Big Ass Fans

<mailto:m...@knssprinkler.com> From: Sprinklerforum On Behalf Of Mike Hairfield Sent: Tuesday, October 23, 2018 6:03 AM To: Sprinkler Forum Subject: Big Ass Fans Local AHJ stated that if the fan is 20' wide (10' blades) it's an obstruction, these are 24' wide.

Big Ass Fans

Local AHJ stated that if the fan is 20' wide (10' blades) it's an obstruction, these are 24' wide. These are located in a warehouse with ESFR sprinkler systems. How does one go about protecting the area below the Big Ass Fans to eliminate the obstructions? Thanks, Mike ___

Re: No Jockey Pump

Without a jockey pump, every time there is a pressure drop the pump would start. Mike From: Sprinklerforum on behalf of Bruce Verhei Sent: Wednesday, August 29, 2018 10:24 PM To: sprinklerforum@lists.firesprinkler.org Subject: Re: No Jockey Pump So why do we

Re: 5 Year Test Pressure for Fire Hose

[mailto:sprinklerforum-boun...@lists.firesprinkler.org] On Behalf Of Mike Hairfield Sent: Tuesday, August 07, 2018 4:15 AM To: Sprinkler Forum Subject: 5 Year Test Pressure for Fire Hose Is the Test Pressure for 5 Year Maintenance on Fire Hoses 200 psi for 2 hours? Mike

5 Year Test Pressure for Fire Hose

Is the Test Pressure for 5 Year Maintenance on Fire Hoses 200 psi for 2 hours? Mike ___ Sprinklerforum mailing list Sprinklerforum@lists.firesprinkler.org http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org

Re: Self storage warehouses

Ditto From: Sprinklerforum on behalf of John Paulsen Sent: Thursday, July 26, 2018 3:36 PM To: sprinklerforum@lists.firesprinkler.org Subject: RE: Self storage warehouses Art: All of the ones we have designed were OH II. That includes U-Haul and Public St

Mixing ESFR Sprinklers

Is there any No No's to mix different ESFR K factors on a project. My situation is that I have 8 zones fed from the far end of a building, if I use K22's it requires 40 psi end head pressure and K16.8 uses 63 psi. The farthest two zones require some 8" feed mains, the last six zones can work w

Re: FM Mutual & ESFR Heads

You don't have any options, you do what FM wants. They are the insurance carrier. Mike From: Sprinklerforum on behalf of Brian Harris Sent: Monday, June 4, 2018 11:55 AM To: sprinklerforum@lists.firesprinkler.org Subject: RE: FM Mutual & ESFR Heads Mark-

Re: Conveyor Protection

FM Global Data Sheet 7-11 From: Sprinklerforum on behalf of Bruce Verhei Sent: Monday, May 14, 2018 2:01 PM To: b...@firebyknight.com; sprinklerforum@lists.firesprinkler.org Subject: Re: Conveyor Protection Does FM provide any guidance? Best. Bruce Verhei O

Sprinkler 1/2" Extension Nipples

Are 1/2" Sprinkler Extension Nipples allowed in NFPA-13 to be used when changing out existing concealed sprinklers with new concealed sprinklers? ___ Sprinklerforum mailing list Sprinklerforum@lists.firesprinkler.org http://lists.firesprinkler.org/listi

Re: Grounding Electrical Wire to Sprinkler System

Sprinkler System NFPA 13 – 2016: Section 8.18 & Section 10.5. Larry Keeping From: Sprinklerforum [mailto:sprinklerforum-boun...@lists.firesprinkler.org] On Behalf Of Mike Hairfield Sent: May-10-18 2:28 PM To: Sprinkler Forum Subject: Grounding Electrical Wire to Sprinkler System Wher

Grounding Electrical Wire to Sprinkler System

Where in NFPA 13 does it say that the sprinkler system can not be used to ground the electrical system? Thanks, Mike ___ Sprinklerforum mailing list Sprinklerforum@lists.firesprinkler.org http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-fir

Re: ESFR sprinklers near unit heaters

Use the 212 deg. ones. ASCOA used to make a 286 deg. one but they are out of business. Mike From: Sprinklerforum on behalf of Tony Silva Sent: Wednesday, May 2, 2018 10:57 AM To: sprinklerforum@lists.firesprinkler.org Subject: ESFR sprinklers near unit heat

Re: NFPA-13 Chapter 17 Rubber Tires

2Fin%2Ftravismack&data=02%7C01%7C%7C1121d49f9e6b4cf248f108d4df580e77%7C14e5497c16da42e69ffa77d19bafe511%7C0%7C0%7C636379016677342180&sdata=tT5E7LsZjSmyreKi4gDCa70EWN%2BZodi%2FhbeCbHNRijI%3D&reserved=0> “The bitterness of poor quality remains long after the sweetness of low price is forgotten.” From: S

NFPA-13 Chapter 17 Rubber Tires

Is it a fact that column protection within storage racks is required even if you are installing ESFR systems? Mike ___ Sprinklerforum mailing list Sprinklerforum@lists.firesprinkler.org http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firespr

Re: Playpipe Pitot Pressures - Fire Pump Annual Tests

I've done them that way but the new method is to throttle the control valve supplying the test header. Mike From: Sprinklerforum on behalf of Mike B Morey Sent: Thursday, March 29, 2018 2:36 PM To: sprinklerforum@lists.firesprinkler.org Subject: RE: Playpip

Re: concealed space less than 6" deep

I was at a AFSA NFPA 13 2013 ed seminar that was given by the AFA Virginia Chapter that the Great Bob Caputo was the instructor and this came up. If I remember correctly he stated that sprinklers are not required, but maybe it was during one of the times that doze off. Mike __

Re: AutoCAD Question

. If memory serves me correctly I think you can install it up to (3) times before they raise a flag. Brian Harris, CET BVS Systems Inc. bvssytemsinc.com<http://bvssystemsinc.com/> From: Sprinklerforum [mailto:sprinklerforum-boun...@lists.firesprinkler.org] On Behalf Of Mike Hairfiel

AutoCAD Question

I have two (2) computers one (1) has AutoCAD 2018 and the other has AutoCAD 2017. Here is my problem, the AutoCAD 2017 computer crashed this week . I'm getting a new computer tomorrow, can I load AutoCAD 2017 on the new computer and not have any issues with Autodesk ? Thanks, Mike _

Extended Coverage O-H Dry Sidewall Sprinklers

Who else makes a Extended Coverage Ordinary Hazard Dry Sidewall sprinkler besides TYCO? Mike -- next part -- An HTML attachment was scrubbed... URL:

Re: Inspection of pipe hangers

round" comment.. make sure to get a copy of his insurance naming your company on the paperwork in the event something happens during that ride time. Our company has to routinely provide proof of coverage when I'm inspecting properties. Richard On Mar 14, 2018 10:33 AM, "Mike Hairfield&q

Re: Inspection of pipe hangers

agency is this AHJ representing? How many square feet are you talking about? Would this be a lengthy road trip? Matt -Original Message- From: Sprinklerforum On Behalf Of Mike Hairfield Sent: Wednesday, March 14, 2018 10:33 AM To: sprinklerforum@lists.firesprinkler.org Subject: Re

Re: Inspection of pipe hangers

; > > Mike > > > > > > > > From: Sprinklerforumon > > behalf of Matt Grise > > Sent: Wednesday, March 14, 2018 10:23 AM > > To: sprinklerforum@lists.firesprinkler.org > > Subject: RE: Inspection of pipe hange

Re: Inspection of pipe hangers

E: Inspection of pipe hangers > > I have never heard of that, but I am super-curious about the installation. > Can you give more details? > > Matt > > > -Original Message- > From: SprinklerforumOn > Behalf Of Mike Hairfield > Sent: Wednesday, March 14, 20

Re: Inspection of pipe hangers

Of Mike Hairfield Sent: Wednesday, March 14, 2018 9:48 AM To: sprinklerforum@lists.firesprinkler.org Subject: Re: Inspection of pipe hangers They can be installed after the decking but he can't see where they are attached to the top of the bar joists just to the b

Re: Inspection of pipe hangers

nging down - could they confirm the location with the rods? It sounds like it might be worthwhile calling them to see exactly what the concern is. It would be a bummer if we solved the wrong problem. Matt -Original Message- From: Sprinklerforum On Behalf Of Mike Hairfield Sent: Wedn

Re: Inspection of pipe hangers

inkler.org Subject: RE: Inspection of pipe hangers I have never heard of that, but I am super-curious about the installation. Can you give more details? Matt -Original Message- From: Sprinklerforum On Behalf Of Mike Hairfield Sent: Wednesday, March 14, 2018 9:11 AM To: Sprinkler Foru

Inspection of pipe hangers

I've got a project where the AHJ states "that the roof insulation shall not be installed until the location of all Sprinkler Hangers have been inspected by the inspector". Has anyone had this come up in the past and what was their reasoning. Thanks, Mike -- next part ---

EC OH Horizontal Sidewall Sprinklers

Who besides TYCO makes a Extended Coverage Ordinary Hazard Sidewall sprinkler? Mike -- next part -- An HTML attachment was scrubbed... URL:

Re: Is this remotely possible ??

Brian, That happens quite often, I learned hand calcs from the Great Dell Milam back in 1974. Take a look at your results and you should see the flow and pressure are both lower. Mike From: Sprinklerforum on behalf of Brian Harris Sent: Tuesday, Januar

Re: Conveyors

requiring sprinklers below them – FM DS 2-0, 2.2.2.2.2. Cheers Don From: Sprinklerforum [mailto:sprinklerforum-boun...@lists.firesprinkler.org] On Behalf Of Mike Hairfield Sent: 2018/01/25 5:15 AM To: sprinklerforum@lists.firesprinkler.org Subject: Re: Conveyors So has anyone found where

Re: Conveyors

n number. Plus there’s no storage below. And common sense. From: Sprinklerforum [mailto:sprinklerforum-boun...@lists.firesprinkler.org] On Behalf Of Mike Hairfield Sent: Wednesday, January 24, 2018 12:56 PM To: sprinklerforum@lists.firesprinkler.org<mailto:sprinklerforum@lists.fir

Re: Conveyors

Verdae Blvd. Greenville, SC 29607 Direct - 864.920.7540 Fax - 864.920.7129 CH2MHILL Extension 77540 craig.pr...@ch2m.com From: Sprinklerforum [mailto:sprinklerforum-boun...@lists.firesprinkler.org] On Behalf Of Mike Hairfield Sent: Wednesday, January 24, 2018 3:58 PM To: sprinklerforum

Re: Conveyors

p Lead/SME JACOBS - CH2M 200 Verdae Blvd. Greenville, SC 29607 Direct - 864.920.7540 Fax - 864.920.7129 CH2MHILL Extension 77540 craig.pr...@ch2m.com From: Sprinklerforum [mailto:sprinklerforum-boun...@lists.firesprinkler.org] On Behalf Of Mike Hairfield Sent: Wednesday, January 24, 2018

Re: Conveyors

8.12.5.2 of the 2016 ed. From: Sprinklerforum [mailto:sprinklerforum-boun...@lists.firesprinkler.org] On Behalf Of Mike Hairfield Sent: Wednesday, January 24, 2018 12:53 PM To: sprinklerforum@lists.firesprinkler.org Subject: Re: Conveyors 24" wide AHJ is looking for something in NFPA or FM G

Re: Conveyors

under such belt systems, I can’t imagine why you’d need sprinklers below a 30” conveyor even if it wasn’t open. My 2¢ and nothing more, Steve L. From: Sprinklerforum [mailto:sprinklerforum-boun...@lists.firesprinkler.org] On Behalf Of Mike Hairfield Sent: Wednesday, January 24, 2018 12:40

Conveyors

Here is my question: ESFR Systems that have some roller conveyors at 30" AFF that the the opening between rollers is over 50% do they require sprinkler protection under them? It use to be that they were not required to be protected! Thanks, Mike Hair

Re: ESFR Calc Question - Obstructions

Only 12 are required in 2013. Mike From: Sprinklerforum on behalf of Kyle.Montgomery Sent: Friday, January 5, 2018 1:18 PM To: sprinklerforum@lists.firesprinkler.org Subject: ESFR Calc Question - Obstructions Way back in the Dark Ages of Sprinkler Design (2

Re: Idle pallets over doors

Have you looked at FM 8-24 Idle Pallet Storage? Mike From: Sprinklerforum on behalf of Fpdcdesign Sent: Tuesday, December 26, 2017 1:19 PM To: Sprinklerforum Subject: Idle pallets over doors I am looking at a location where they had some existing racks above

Re: Corrosion

r Assn. Dallas, TX http://www.firesprinkler.org<http://www.firesprinkler.org/> Fire Sprinklers Saves Lives On Dec 20, 2017, at 2:37 PM, Mike Hairfield mailto:fsl...@msn.com>> wrote: Trying to explain to the owner why it's happened seven (7) times on the same sy

Re: Corrosion

oy the original e-mail transmission as well as its attachments without reading or saving it in any manner. Thank you. On Wed, Dec 20, 2017 at 3:30 PM, Mike Hairfield mailto:fsl...@msn.com>> wrote: Trying to explain to the owner why it's happened seven (7) times on the same

Re: Corrosion

on checks and may not be who they appear to be. Learn about spoofing<http://aka.ms/LearnAboutSpoofing> Feedback<http://aka.ms/SafetyTipsFeedback> Wet or dry? Scott Office: (763) 425-1001 x 2 Cell: (612) 759-5556 From: Sprinklerforum [mailto:sprinklerforum-boun...@lists.fi

Re: Corrosion

[mailto:sprinklerforum-boun...@lists.firesprinkler.org] On Behalf Of Mike Hairfield Sent: Wednesday, December 20, 2017 4:11 PM To: Sprinkler Forum Subject: Corrosion Has anyone experienced a situation where one (1) of multiple gridded sprinkler systems is the only one that is having corrosion

Corrosion

Has anyone experienced a situation where one (1) of multiple gridded sprinkler systems is the only one that is having corrosion issues? There are nine (9) systems in this building. Mike ___ Sprinklerforum mailing list Sprinklerforum@lists.firesprinkle

Re: Dry System Air Supply

gas cylinder on-site I've suggested having a very small maintenance compressor and a quick-connect or permanent attachment to the shop air for quick filling after a resetting. On Fri, Dec 15, 2017 at 7:37 AM, Mike Hairfield mailto:fsl...@msn.com>> wrote: In the 2007 NFPA-13 Handbook A

Dry System Air Supply

In the 2007 NFPA-13 Handbook A.7.2.6.2 Air Supply states that you could bypass the air maintenance device to meet the 30-minute criterion. I didn't find it in the 2013 NFPA-13 code, I would like to know did I miss it and what that allowed in the 2010 NFPA-13 code. Thanks, Mike ___

Re: ESFR In A Ceiling

Chris, I have one of these projects under contract at this time. It's an addition to a existing stack room, the existing building and my addition are without suspended ceilings. I was able to have the lights spaced as not to be an obstruction but had to have esfr's under the ductwork. It'

Re: Sprinkler Heads Under Mezzanine In ESFR Warehouse

basing that opinion? [Steve Signature (3)] From: Sprinklerforum [mailto:sprinklerforum-boun...@lists.firesprinkler.org] On Behalf Of Mike Hairfield Sent: Wednesday, October 18, 2017 8:05 PM To: sprinklerforum@lists.firesprinkler.org Subject: Re: Sprinkler Heads Under Mezzanine In ESFR Warehouse

Re: Sprinkler Heads Under Mezzanine In ESFR Warehouse

Kyle, Yes QR sprinklers under the mezz. Sometimes it's just as cheap to use ESFR's under the mezz. Mike From: Sprinklerforum on behalf of Kyle.Montgomery Sent: Wednesday, October 18, 2017 2:00 PM To: sprinklerforum@lists.firesprinkler.org Subject: Sprinkl

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