1 Exam Prep. Questions and Answers

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1 1 Exam Prep NFPA 14: Standard for the Installation of Standpipe and Hose Systems Questions and Answers 1. According to the NFPA-14, class I standpipes shall be at least inches in size. A. 2" 1/2" C. 3" D. 4" 2. The minimum radius of a bend shall be pipe diameters for pipe sizes 2.5 in. and larger. A. Six B. Five C. Four D. Three 3. A Class II standpipe system shall provide either inch hose stations to supply water for use by trained personnel or a hose connection for the fire department during initial response 4. According to the NFPA-14, the pressure limitation for the pipe and tube used in standpipe systems shall not exceed at any point. A. 22 bar 4 bar C. 300 psi 50 psi 5. According to the NFPA-14, a newly installed standpipe which is to operate at a maximum pressure of 150 psi is to be tested at a minimum pressure of pounds per square inch. A. 150 psi B. 160 psi C. 180 psi 00 psi 1 Exam Prep NFPA 14 1

2 6. According to the NFPA-14, the fire department connections require at least two inch internal threaded swivel fittings. A. 2 B. 4 C According to the NFPA-14, the fire department connection shall be on the street side of buildings and have a sign reading. A. Fire Department Hose Connection B. Standpipe C. Fire Pipe D. Fire 8. Copper tube as specified in the standards referenced in Table shall have a wall thickness of type where used in standpipe systems. A. K B. L C. M D. All of the above 9. On automatic dry systems the air supply shall have a capacity capable of restoring air pressure in the system within minutes. A. 45 B. 30 C Fittings shall be extra heavy pattern where pressures exceed psi. A. 200 C For Class II systems, the minimum flow rate for the hydraulically most remote hose connection shall be gpm. A. 500 C Exam Prep NFPA 14 2

3 12. Standard weight pattern malleable-iron fittings inches in size and smaller shall be permitted where pressures do not exceed 300 psi. A. 8 B Fire department connection sizes shall be based on the standpipe system demand and shall include one 2.5 in. inlet every gpm. A. 500 C Screwed unions shall not be used on pipe larger than inches. A. 8 B A Class I standpipe system shall provide inch hose connections to supply water for use by fire departments and those trained in handling heavy fire streams. 16. Welds between pipe and welding outlet fittings shall be permitted to be attached by full penetration welds, partial penetration grooves welds, or fillet welds. The minimum throat thickness shall be not less than the thickness of the pipe, the thickness of the welding fitting, or in., whichever is least. A. 5/16 /3 C. 3/16 D. ¼ 17. Each rack or storage facility for inch or smaller hose shall be provided with a label that includes the wording fire hose for use by grained personnel and operating instructions. 1 Exam Prep NFPA 14 3

4 18. On semiautomatic dry systems a listed remote control activation device shall be provided at each hose connection within feet and shall be visible and identified as to its intended use and in accordance with the manufacturer s specifications. A. 10 B. 8 C. 5 D A standpipe system shall provide 1.5 in. (40 mm) hose stations to supply water for use by trained personnel and 2.5 in (65 mm) hose connections to supply a larger volume of water for use by fire departments and those trained in handling heavy fire streams. A. Class I B. Class II C. Class III D. None of the above 20. Each hose connection provided for use by trained personnel (Class II and Class III systems) shall be equipped with not more than feet of listed, 1.5 in. (40 mm), lined, collapsible or noncollapsible fire hose attached and ready for use. A. 200 B. 175 C A listed in. dial spring pressure gauge shall be connected to each discharge pipe from the fire pump and the public waterworks, at the pressure tank, at each main drain connection, at the air pump supplying the pressure tank, and the top of each standpipe A. 3.5 B Fire department connections shall be located not more than ft. from the nearest fire hydrant connected to an approved water supply. A. 25 B. 50 C The maximum pressure at any point in the system at anytime shall not exceed psi. A C Exam Prep NFPA 14 4

5 24. Which of the following is not a requirement regarding rubber-gasketed outlet fittings that are used on standpipe systems? A. Have all disks retrieved B. Have smooth bores cut into the pipe, with cutting residue removed C. Be modified D. Be installed in accordance with the listing and manufacturer s installation instructions 25. Not more than system capacity shall be controlled by one dry pipe valve. A. 750 gal B. 500 gal C. 300 gal D. 600 gal 26. The minimum radius of a bend shall be pipe diameters for pipe sizes 2 in. and smaller. A. Six B. Five C. Four D. Three 27. standpipes shall be at least 4 in. in size. A. Class I and Class II B. Class II and Class III C. Class I and Class III D. All of the above 28. Standard weight pattern cast-iron fittings 2 in. in size and smaller shall be permitted where pressures do not exceed psi. A. 200 C Standpipes that are part of a combined system shall be at least in. in size. A. 4 B Within the cabinet, the hose connections shall be located so that there is at least between any part of the cabinet and the handle of the valve is in any position ranging from fully open to fully closed 1 Exam Prep NFPA 14 5

6 Answer Key 1. D B C B D D B D B C D B C D A C C D C D A D A C A A C B B B Exam Prep NFPA 14 6