[Mar-2025 Newly Released] CWBSP Exam Questions For You To Pass [Q24-Q42]

NO.24 Four sprinklers are in a 460 ft2 (42.7 m2) room of ordinary hazard, Group 1 occupancy. Each sprinkler coverage area is 120 ft2 (11.1 m2). What is the minimum water required from each flowing sprinkler?

NO.25 What piping material is acceptable for the suction and discharge piping pressure maintenance pumps?

NO.26 An existing building with an existing sprinkler system is constructed with 26 in. (660 mm) beams framed into girders spaced on 7 ft (2.1 m) centers. What is the maximum distance permitted below the ceiling or roof deck if standard upright sprinklers are positioned in the center of each section?

NO.27 Contract specifications call for a water mist fire protection system in the mechanical room. Is this allowed per NFPA 13?

NO.28 What ASTM standard covers the manufacture of chlorinated polyvinyl chloride (CPVC) pipe, allowed to be used in fire sprinkler systems?

NO.29 In a three-story apartment building protected with an NFPA 13R system utilizing quick-response sprinklers, the minimum density/area requirement shall be?

NO.30 When backflow prevention valves are installed on existing pipe scheduled systems, the friction losses of the device shall be accounted for when determining

NO.31 A pump with a rated capacity of 3,000 gpm (11,335 L/min) should have what size circulation relief valve?

NO.32 To what exponent is the pipe diameter raised when calculating friction loss through a pipe with the Hazen- Williams formula?

NO.33 For an existing antifreeze system without a backflow prevention device, what size hole is required in the check valve separating the supply and the antifreeze?

NO.34 What is the minimum calculated design area for a light hazard sprinkler system protecting an open office space with a noncombustible acoustic ceiling tile installed 6 in. (150 mm) below the bottom of solid wood joists?

NO.35 Assuming that the sprinkler is listed for such use, what is the maximum deflector distance for standard spray horizontal sidewall sprinklers from the ceiling under non- and limited-combustible ceilings?

NO.36 Which of the following should be considered when choosing an occupancy?

NO.37 What K-factor would result with 65 gpm (246 lpm) flowing at 14.9 psi (1.03 bar)?

NO.38 How much pressure is lost due to elevation in water flowing in a pipe from 6 ft (1.8 m) high to 15 ft (4.6 m) high?

NO.39 What is the minimum sprinkler operating pressure and minimum sprinkler flow rate required for an ordinary hazard group 1 sprinkler system with K8 (115) sprinklers spaced 110 ft2 (10.2 m2) per sprinkler?

NO.40 The FPE has indicated that a vertical opening shall be protected by closely spaced sprinklers in combination with a draft stop installed per code. The sprinklers will be spaced 6 ft (1.83 m) on center. What is the minimum gpm discharge required per sprinkler head?

NO.41 What is the correct number of sprinklers to calculate on a branchline for a building with an ordinary hazard (nonstorage) occupancy, a roof slope of a rise of 3 units in a run of 12 units, and with sprinklers spaced
11.5 ft (3.5 m) on center along the lines?

NO.42 How much water would be required to be stored for a system with a demand of 4,300 gpm (16,277 L/min) and a hose stream requirement of 500 gpm (1,893 L/min) for 120 minutes?