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  1. GrandmarkFP

    k-factor for a "typical" fire hydrant?

    I would not assume anything. Refer the fire department to: NFPA-291 "Recommended Practice for Fire Flow Testing and Marking of Hydrants"
  2. GrandmarkFP

    Home Depot System Design

    Hi ChrisConley: This is a great question. here is a theory. Quote from ChrisConley’s earlier post: "if rack sprinklers are the required and only method of fire protection for this style of storage... why doesn't 'Home Depot' or any similar store use them?" This is a hypothetical answer...
  3. GrandmarkFP

    High Rise Building - PRV's or Multiple Standpipes?

    Here is a good contact for information on variable speed fire pumps and controllers. Bill at Harvey & Associates harveyandassociates.com P.O. Box 818 306 Hughes Street Fountain Inn, SC 29644 Ph. 864-862-2379 Tollfree 800-235-6703 Fax 864-862-2060 CUSTOMER: What is the difference in the large...
  4. GrandmarkFP

    High Rise Building - PRV's or Multiple Standpipes?

    Here is a good contact for information on variable speed fire pumps and controllers. Harvey & Associates harveyandassociates.com P.O. Box 818 306 Hughes Street Fountain Inn, SC 29644 Ph. 864-862-2379 Tollfree 800-235-6703 Fax 864-862-2060 CUSTOMER: What is the difference in the large and...
  5. GrandmarkFP

    Home Depot System Design

    Hi Stookeyfpe, so what if I smoke crack. Oh, just for the record I'm not an engineer at all. I'm just a dumb old pipe fitter. Now, Let ME help You. Read NFPA 13, Section 12.3.2.5.1., 2002 edition. If YOU can figure out that this section is the section of 13 that references "Special Design for...
  6. GrandmarkFP

    Home Depot System Design

    My suggestion is to use ESFR protection. (12) K25s at 15psi (12) or 12 - K14 at 50psi. This way you are protection not just the wood storage commodity but also the Class IV and the potential for plastics that may be introduced at a later time. By the way “rrewis” is that Russell.
  7. GrandmarkFP

    Secondary Water Source for Fire Protection

    Quote "Do not exclude the demand for hose stream" Also see NFPA-13 2002 edition. 11.2.3.1.3: Inside and outside hose allowance is not required to be stored in a water storage tank that supplies a fire sprinkler system only. In this case the NFPA-14 stand pipe hose demand will need to be stored...
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