• *Electrical Safety Concerns*

    I thought that I would open up a discussion where viewers of this thread could share what they perceive to be the greatest electrical safety concern that they encounter or perhaps the most frustrating electrical safet...
    Steve Benton
    last modified by Steve Benton
  • Sprinkler System Requirement (Duval County, FL)

    Hello, I am looking to lease a building in Duval County, FL. This building does not have an existing Fire Sprinkler System. Is this a requirement in Florida? What is the code? Do insurance companies require a system?
    strileckis
    created by strileckis
  • smoke barriers in an existing healthcare occupancy

    Exhibit 18/19.17 shows an example that if a business occupancy is below a healthcare floor, the smoke barrier needs to extend through the floor below. However 19.3.7.1 commentary says that smoke barriers are only...
    steve.verner
    last modified by steve.verner
  • Water Curtain

    If a water curtain is installed, what is the equivalent fire separation rating?  any related code for a Water Curtain sprinkler spacing with a grid installed sprinkler spacing?
    anthony.arellano
    created by anthony.arellano
  • Dry System couplings

    Is it Nfpa 13 code for dry systems that the couplings have a flush type gasket? In the 2010 edition it states the coupling and gasket shall be listed but I can not find anything stating the type of gasket to be used....
    districtfireprotection
    last modified by districtfireprotection
  • NFPA-70E 130.5 (H) Labeling 2018 Edition

    5 Year Reassessment Due--If there are no changes in the electrical system distribution from Utility provider to end user.  No new equipment, single-lines remain the same, available fault current from Utility prov...
    rbandura
    last modified by rbandura
  • NFPA 1221, 4.5.2

    The question: NFPA 1221 4.5.2, The communications center and spaces adjoining the communications center shall be provided with an automatic fire detection, alarm, and notification system in accordance with NFPA 72. &...
    cjajh
    last modified by cjajh
  • Does NFPA 101 permit the use of quarter landings in escape stairs.

    Does NFPA 101 permit the use of quarter landings (landings in L shaped stairs) in escape stairways?   I'm reviewing an architectural layout which needs to comply with NFPA 101 and the architect has done someth...
    ben_oregan
    last modified by ben_oregan
  • CO concerns in campsites

    Hello all, Our property (large sports venue) has multiple camping lots that are used for event weekends a few times each year.  We currently separate RV camping from TENT camping, primarily because of the risk o...
    mhostetter
    last modified by mhostetter
  • Separation of occupancies by a fire barrier

    As per NFPA 101 , the multiple occupancies of separated occupancy type are to be separated from each other by fire barriers as 6.14.4.1.Whereas in Multiple occupancies of mixed type  the separation requ...
    suneeb.riaz
    last modified by suneeb.riaz
  • UPS Alarm tied to fire alarm panel

    Is it allowable to tie a low battery alarm for a computer room UPS into a fire alarm system to allow the UPS alarm to be transmitted to the monitoring station?  The purpose of this is to notify site personnel, du...
    keith.knotts
    last modified by keith.knotts
  • NFPA 2001

    Dear All , According to NFPA 2001, Ed. 2018, section 4.2.2.8:  4.2.2.8 Welding shall be performed in accordance with Section IX, “Qualification Standard for Welding and Brazing Procedures, Welders, Bra...
    hmeslhy
    last modified by hmeslhy
  • Separation of occupancies through fire rated walls

    As per NFPA 101 , the multiple occupancies of separated occupancy type are to be separated from each other by fire barriers as 6.14.4.1.Whereas in Multiple occupancies of mixed type  the separation requ...
    suneeb.riaz
    created by suneeb.riaz
  • Showing How Sprinklers Work on This Old House

    If you were thumbing through your social media feeds over the last few days, you might have seen it: with a little humor and a great hat, Richard Trethewey from This Old House demonstrated how sprinklers work in a vid...
    lcapland
    created by lcapland
  • Meter main combo wiring

    With a meter main disconnect combo. Using the main lugs from the disconnect (not one of the additional breakers in the M M combo) to run cable to a interior panel board. Would this designate my Interior panel board as...
    charlesvanmeter
    last modified by charlesvanmeter
  • NFPA59-2019 Response modification Factor

    NFPA 59-2019 edition page 31, section 10.2.2.1 second para (2)  has changed the value of Rp=3, which was 6 in the previous edition. This doubles the seismic force. Is there any reson for this change. As per ASCE-...
  • FM 200 SYSTEM AFTER 2026

    Hi experts,   I heard FM 200 system is going to be obsolete from 2026 by IPCC, if this is correct can any one provide me with supporting documents or the report from IPCC.
    wahed.rehan
    created by wahed.rehan
  • Examining the 2020 NEC: A Webinar to Focus on Your Code-Related Questions

    Even with the completion of the 2020 NEC, NFPA continues to receive a lot of great questions regarding the key changes to this edition. That’s why I’m pleased to invite you to participate in our upcoming w...
    jsargent
    last modified by jsargent
  • NFPA 13 - Closed Loop Systems

    In NFPA 13 Section Figure A.23.1.5 a closed loop system with sprinkler piping entering into Heating Ventilation and Air Conditioning Equipment is shown. In what specific instances is a closed-loop system required and ...
    tyler.mobley@outlook.com
    last modified by tyler.mobley@outlook.com
  • Emergency Egress Lighting

    Is there any code requirement to inspect path of egress light level on an annual basis?  With LED being used more often and known to fade over time, if there is not, shouldn't there be?  industrial hazards ...
    wade.johnson@flex.com
    last modified by wade.johnson@flex.com