Log in to follow, share, and participate in this community. Reference: NFPA 13 (2019 Edition) 184.108.40.206 Friction Loss 220.127.116.11.1 Pipe friction loss shall be calculated in accordance with the Hazen–Williams formula with C values from Table 18.104.22.168.1, as follows: (9) Fr... I think to use a circuit breaker with only magnetic protection for a single fire pump (without a jockey pump).Should the FRAME of the circuit breaker meet the rated current OR just the current sensor of the circu... FIRE GUARD See link on a new device by Fire Guard that claims a fire suppression agent (6-inch ball) can extinguish a fire in an area up to 905 square feet. Any information the NFPA has on this type of e... NFPA 20 (2019 edition) Section 22.214.171.124 discusses on the jockey pump sizing to replenish the pressure due to the allowable leakage and normal pressure drops, with a suggestion (a guideline) to select a jockey pump tha... cuando tengo un edificio clasificado como de no gran altura puedo colocar sistema de tubería vertical clase 1 (manual húmedo), sin tanque ni equipos de bombeo, solo que dependa del departamento de bomberos. hello fire experts what NFPA13 requires minimum and maximum pressure for hose streame inside and the hydrant outside # Hello fire protection experts: Is the safety margin that we add during hydraulic calculations of 1bar or 10% mandatory by NFPA13? if yes it is the article refrence Greetings, Does anyone have some really good fire system ideas for remote generation. Imagine that you have 60 locations and getting service in these areas is expensive and sometimes not possible due to weather. ... At a high-rise open structure used for assembly occupancy, each floor is at 8m high and is without external walls. Each is intended to install automatic sprinkler system in each open floor in accordance with NFPA 13- ... Hi all, I am a life scientist that is looking to make a career change. I am intrigued by fire sprinkler design because I have done quite a few installation jobs with my dad as a laborer (he o... How would you classify an indoor (cannabis) plant grow room. Drywall & concrete. Plants are well watered in pots, sitting on palates covered in congregated metal. Lights are securely mounted with wire. Plants are ... In a noncombustible construction stair shaft, NFPA 13, 2013, section 126.96.36.199.2 states that "where noncombustible stair shafts are divided by walls or doors, sprinklers shall be provided on each side of the separation... In NFPA 25 , regarding Fire water pump Annual Performance test, one of the acceptance criteria is specified as pump performance shall be within 95% of the initial unadjusted field test curve. If the initial fiel... is there a clearance code for underground pipe that go under or above other pipes in the ground? Colleagues, hope all of you are well, According to table 8.6.1 of NFPA 25, in case of replacement of a power monitor, I shall "Perform six operations of the circuit breaker/isolation switch disconnect (cycle t... Good day all Apart from AHJ does any where in any NFPA mandates a historical building shall be protected by fire sprinkler ? thanks in advance I have a building that is being used for storage of straw. They will use the straw to make silt fencing. The straw does have a lower moisture content. What commodity class would you consider it? Hi, Please refer below snap shot from NFPA 13. Question 01 We are designing for wet sprinkler system Ordinary hazard. After 275 sprinkler the below table sating 200 mm diameter pipe.Section 8.2 not mentioned about pip... I am planning to study for CFPS Exam. Can anyone guide me on how to study for the exam .Do I need to study the entire books that's prescribed for CFPS Exam.Need suggestions? Anyone have insight on how far a residence can be from a natural water source and still be able to use it in lieu of a cistern?