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  • Users: cdafd
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  1. cdafd

    Fire rover

    https://firerover.com/ Anyone heard of this?? Seen a demo? Thoughts?
  2. cdafd

    Does NFPA 25 need a rewrite?

    I still do not understand why 25 does not address changes to existing buildings ?? 1. Added enclosures, with no protection added. 2. Change in storage configurations. 3, etc...
  3. cdafd

    So what is missing??

    Sprinkled warehouses burning to the ground??? https://www.wrtv.com/news/public-safety/crews-battling-massive-fire-at-distribution-center-in-plainfield
  4. cdafd

    Expert advice seeking

    This may be a question for some that have been in the industry, for awhile. I saw these at a hotel. They also had bulb sprinklers in other areas. I have not seen these before. Just seeing if anyone else has?? Maker?? And maybe model? They were in a bar area Thanks...
  5. cdafd

    NFPA 72 water flow silence/ reset

    So I hate NFPA indexes, An active water flow signal, I thought some where in NFPA 72, it says it cannot be silenced/ reset while active flow condition. The question more to being able to silence a fire alarm panel. You pick the edition and section Thank you
  6. cdafd

    FDC question

    Say I have two buildings on the same lot, say 20 feet apart. Both have separate wet risers in them. Owner decides to join the two buildings and make one. So the fire sprinkler system is extended from one of the existing risers. Per NFPA 13, is it legal,::::::::: 1. To connect the two...
  7. cdafd

    Must be Monday pendent question

    Pendent Regular pendent sprinkler/ non moving deflector Installed with drop in ceiling. How far below drop ceiling does the deflector have to be?? I thinking install per manufacture? NFPA 13 sections would help if any
  8. cdafd

    Exterior projection 8.15.7 2016

    So what "separation" have you seen allowed as not to require fire sprinkler protection? If you have a canopy or similar, what separation from the building have you seen approved, so as not to require fire sprinkler protection?? One, two, three feet or what? As a designer what would you require?
  9. cdafd

    flame stop

    Anyone approve or use Flame stop to meet NFPA 13 for noncombustible or limited combustible? https://www.flamestop.com/shop/fire-retardants/fire-retardant-spray-for-wood/
  10. cdafd

    Old School,,, Pipe Schedule system

    Say someone wants to do a new small pipe schedule system,,, Can they run, to the building, the same pipe for domestic and sprinkler? And tap for the sprinkler, as long as they take the domestic use in?? Does NFPA 13 and 24 allow this?
  11. cdafd

    Smooth ceiling or not??

    I saw this question and wonder what the answer is::: Any issues with installing sidewall sprinklers under exposed corrugated steel decking if direction of spray is parallel with the flutes or is the decking considered a smooth flat ceiling regardless?
  12. cdafd

    Texas ADA and fire alarm

    For Texas Say you have a building with a fire sprinkler system and monitoring only fire alarm. You add one audio/visual device in a suite, does that violate TAS/ADA Advisory 215.1 General. Unlike audible alarms, visible alarms must be located within the space they serve so that the signal is...
  13. cdafd

    stairway

    So say you have a five story hotel, made out of wood. The stairs are completely enclosed. typical set up 1. is sprinkler protection required at the intermediate landings? 2. or is it the intention of the one at the top to protect the intermediate, depending on the layout. 3. 8.15.3 uses the...
  14. cdafd

    Resonable to ask?

    So 20 plus year old sprinkled building. Originally a food store, but has been vacant over 10 years. A mercantile store wants to come in and occupy a portion of the building. Plans submitted showing 120 sq ft spacing on sprinklers. 1. No hazard specified. 2. No hydraulic calculations...
  15. cdafd

    Fire pump mounting

    I thought there was recent discussion on this. Have not inspected a new fire pump in awhile. FPE involved in plan review and installer to test it Just wondering Non seismic Non high rise or similar Can the fire pump be mounted directly to the floor? Latest NFPA 20 edition in use .
  16. cdafd

    closet protection

    Say a full NFPA 13 system, will not get into occupancy type. Say it is offices. And each office has a regular size closet say 3x4 feet. And the building plans show "Drapery" covering in place of door. But show no sprinklers in closet? Is the drapery an obstruction and sprinkler needs to be...
  17. cdafd

    NFPA 13R

    I saw a question on another site, and had not heard it before. So say you have an apartment with four stories above grade. NFPA 13R is allowed. What if the same building had four stories residential below grade, also??? Can the 13R still be used through out?
  18. cdafd

    CVPC Tenting

    Any of the NFPA 13 standards, or CVPC manufactures say what the material is supposed to be for tenting?? And/ or specifications of that material? Thanks
  19. cdafd

    Glass bulb

    This question was on another site. I think I know the answer, just want to post it and see what comments come back. """ In speaking with some sprinkler contractors, a comment was made about the glass bulbs in sprinkler heads. The comment was that small scratches could occur if they or...
  20. cdafd

    Dry pipe high pressure switch question

    NFPA 13 2013 or other edition I am about 90% sure it is there. I though somewhere in NFPA 13, it does not allow a shut off valve, between the dry pipe valve, and the high pressure switch? Help, am I dreaming? I know I have researched it before.

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