Chapter 14:Water Supply Systems 1
Chapter 15: Fire Hose, Appliances, and Nozzles Matching 1. E (page 588) 4. C (page 582) 7. H (page 588) 10. L (page 586) 12. F (page 585) 2. K (page 557) 5. D (page 558) 8. J (page 585) 11. A (page 587) 13. I (page 589) 3. G (page 589) 6. B (page 590) 9. M (page 578)
Multiple Choice
1. B (page 559) 6. A (page 569) 11. B (page 573) 16. D (page 558) 2. A (page 559) 7. B (page 567) 12. C (page 589) 17. C (page 581) 3. B (page 587) 8. C (page 569) 13. B (page 588) 18. C (page 576) 4. B (page 557) 9. D (page 585) 14. C (page 589) 5. C (page 560) 10. A (page 558) 15. C (page 585)
Vocabulary
1. Handline nozzle: These nozzles are used on hose lines ranging from 1½ inches (38 mm) to 2½ inches (65 mm) in diameter. Handline streams usually f low between 60 and 350 gpm (227 and 1324 L/sec). (page 585) 2. Smooth-bore nozzle: A nozzle that produces a straight stream that is a solid column of water. (page 585) 3. Fixed-gallonage fog nozzle: A fixed-gallonage fog nozzle delivers a preset f low at the rated discharge pressure. The nozzle could be designed to f low 30, 60, or 100 gpm (113, 227, or 378 L/sec). (page 588) 4. Siamese connection: A hose appliance that allows two hoses to be connected together and f low into a single hose. (page 580)
Fill-In
1. chemical (page 570) 6. quarterly (page 572) 2. forestry (page 558) 7. annually (page 572) 3. booster hose (page 557) 8. male (page 581) 4. fire attack (page 562) 9. attack lines (page 557) 5. hard suction (page 568) 10. breakaway (page 585)
True/False
1. T (page 588) 3. F (page 558) 5. T (page 559) 7. T (page 567) 9. F (page 578) 2. F (page 558) 4. T (page 558) 6. F (page 560) 8. T (page 571) 10. T (page 584)
Short Answer
1. A hose record should include information such as the hose size, type, manufacturer, date of manufacture, date of purchase, and testing dates. (page 572) 2. A wye is a device that splits one hose into two or more separate lines. A Siamese connection is a hose appliance that combines two or more hose lines into one. (pages 578–580) 3. The six types of valves are: (1) ball valves, (2) clapper mechanisms, (3) gate valves, (4) butterf ly valves, (5) four-way hydrant valves, and (6) remote-controlled valves. (pages 583–584) 4. Soft sleeve hose is a short section of large-diameter supply hose that is used to provide water from the large steamer outlet on a fire hydrant or other pressurized water source to the suction side of a fire pump. A hard-suction hose is a short length of rigid hose that is used to draft water from a static source to the suction side of a fire pump. (page 568)
Chapter 15: Fire Hose, Appliances, and Nozzles 81
Fire Alarms
1. The basic steps to cleaning a fire hose include: (1) follow the manufacturers recommendations, (2) lay the hose out f lat and rinse with water, (3) gently scrub the hose with mild detergent, paying attention to soiled areas, (4) turn over the hose, and repeat the first two steps, (5) give a final rinse to the hose with water, (6) make sure the hose is dry before storing it. (pages 570–571) 2. The hose record should include information such as the hose size, type, manufacturer, date of manufacture, date of purchase, and testing dates. (page 572)
Skill Drills
Skill Drill 15-1: Replacing the Swivel Gasket Fire Fighter I, NFPA 1001: 4.5.2 Test your knowledge of this skill drill by filling in the correct words in the photo captions.
1. Fold the new swivel gasket in half by bringing the thumb and the forefinger together to create two loops.
2. Place either of the two loops inside the hose coupling, and position it against the gasket seat.
3. Using the thumb, push the remaining unseated portions of the swivel gasket into the hose coupling until the entire swivel gasket is properly positioned against the gasket seat inside the coupling. (page 561)
Skill Drill 15-2: Performing the One–Fire Fighter Foot-Tilt Method of Coupling a Fire Hose Fire Fighter I, NFPA 1001: 4.3.10 Test your knowledge of this skill drill by filling in the correct words in the photo captions.
1. Place one foot on the hose behind the male coupling. Push down with your foot to tilt the male coupling upward.
2. Place one hand behind the female coupling, and grasp the hose.
3. Place the other hand on the swivel of the female coupling. Bring the two couplings together, and align the Higbee indicators. Turn the female coupling counterclockwise until it clicks, which indicates that the threads are aligned. Rotate the swivel in a clockwise direction to connect the hose. (page 563)
Skill Drill 15-3: Performing the Two–Fire Fighter Method of Coupling a Fire Hose Fire Fighter I, NFPA 1001: 4.3.10 Test your knowledge of this skill drill by placing the photos below in the correct order. Number the first step with a “1,” the second step with a “2,” and so on.
llman. llman. E E
E. E.
Glen Glen y y b b
aphed aphed r r og og t t Pho Pho
. .
g g earnin earnin L L tlett tlett r r a a B B
& &
Jones Jones
© © 1. Pick up the male coupling. Grasp it directly behind 2. The second fire fighter holds the female coupling the coupling, and hold it tightly against the body. firmly with both hands.
82 A n s w e r K e y
llman. llman.
E E
E. E.
Glen Glen
y y b b
aphed aphed r r og og t t Pho Pho
. .
g g
earnin earnin L L
tlett tlett r r a a B B
& &
Jones Jones
© © 3. The second fire fighter brings the female coupling 4. The second fire fighter turns the female coupling to the male coupling and aligns the female counterclockwise until it clicks, which indicates that coupling with the male coupling, using the Higbee the threads are aligned, and then turns the female indicators for easy alignment. coupling swivel clockwise to couple the hose. (page 564)
Skill Drill 15-6: Uncoupling a Hose with Spanner Wrenches Fire Fighter I, NFPA 1001: 4.3.10 Test your knowledge of this skill drill by placing the photos below in the correct order. Number the first step with a “1,” the second step with a “2,” and so on.
llman. llman. E E
E. E.
Glen Glen
y y b b
aphed aphed r r og og t t Pho Pho
. .
g g
earnin earnin L L
tlett tlett r r a a B B
& &
Jones Jones
© © 1. With the connection on the ground, 2. Place one spanner wrench on the swivel of straddle the connection above the female the female coupling, with the handle of the coupling. wrench to the left.
llman. llman. E E
E. E.
Glen Glen
y y b b
aphed aphed r r og og t t Pho Pho
. .
g g
earnin earnin L L
tlett tlett r r a a B B
& &
Jones Jones
© © 3. Place the second spanner wrench on the 4. Push both spanner wrench handles male coupling, with the handle of the down toward the ground, loosening the wrench to the right. connection. (pages 566–567)
Chapter 15: Fire Hose, Appliances, and Nozzles 83
Skill Drill 15-9: Performing a Straight or Storage Hose Roll Fire Fighter I, NFPA 1001: 4.5.2 Test your knowledge of this skill drill by filling in the correct words in the photo captions.
1. Lay the hose flat and in a straight line.
2. Fold the male coupling over on top of the hose.
3. Roll the hose to the female coupling.
4. Set the hose roll on its side, and tap any protruding hose flat with a foot. With this arrangement, the male coupling is at the center of the roll, and the female coupling is on the outside of the roll. (page 574)
Skill Drill 15-11: Performing a Twin-Doughnut Hose Roll Fire Fighter I, NFPA 1001: 4.5.2 Test your knowledge of this skill drill by placing the photos below in the correct order. Number the first step with a “1,” the second step with a “2,” and so on.
llman. llman. E E
E. E.
Glen Glen
y y b b aphed aphed r r
og og t t Pho Pho
. . g g earnin earnin L L tlett tlett r r
a a B B
& &
Jones Jones
© © 1. Lay the hose flat and in a straight line. 2. Bring the male coupling alongside the female coupling.
84 A n s w e r K e y
llman. llman. E E
E. E.
Glen Glen
y y b b
aphed aphed r r og og t t Pho Pho
. . g g
earnin earnin L L
tlett tlett r r a a B B
& &
Jones Jones
© © 3. Fold the far end over, and roll both 4. The roll can be carried by hand, by a rope, sections of hose toward the couplings, or by a hose strap. (page 577) creating a double roll.
Skill Drill 15-12: Performing a Self-Locking Twin-Doughnut Hose Roll Fire Fighter I, NFPA 1001: 4.5.2 Test your knowledge of this skill drill by placing the photos below in the correct order. Number the first step with a “1,” the second step with a “2,” and so on.
llman. llman.
E E
E. E.
Glen Glen
y y b b
aphed aphed r r og og t t Pho Pho
. .
g g
earnin earnin L L
tlett tlett r r a a B B
& &
Jones Jones
© © 1. Lay the hose flat, and bring the couplings 2. Move one side of the hose over the other, alongside each other. creating a loop. This creates the carrying shoulder loop.
Chapter 15: Fire Hose, Appliances, and Nozzles 85
llman. llman. E E
E. E.
Glen Glen y y b b
aphed aphed r r og og t t Pho Pho
. .
g g earnin earnin L L tlett tlett r r a a B B
& &
Jones Jones
© © 3. Bring the loop back toward the couplings to the 4. From the point where the hose crosses, begin to point where the hose crosses. roll the hose toward the couplings.
llman. llman. E E
E. E.
Glen Glen y y
b b
aphed aphed r r og og t t Pho Pho
. . g g earnin earnin L L tlett tlett r r a a
B B
& &
Jones Jones
© © 5. Position the loops so that one is larger than the 6. The finished result is the self-locking other. Pass the larger loop over the couplings and twindoughnut roll. through the smaller loop, which secures the rolls together and forms the shoulder loop. (pages 578–579)
Skill Drill 15-14: Operating a Smooth-Bore Nozzle Fire Fighter I, NFPA 1001: 4.3.10 Test your knowledge of this skill drill by filling in the correct words in the photo captions.
1. Select the desired tip size, and attach it to the nozzle shut-off valve. Attain a stable stance (if standing).
2. Slowly open the valve, allowing water to flow.
3. Open the valve completely to achieve maximum effectiveness.
4. Direct the stream to the desired location. (pages 586–587)
Skill Drill 15-15: Operating a Fog-Stream Nozzle Fire Fighter I, NFPA 1001: 4.3.10 Test your knowledge of this skill drill by filling in the correct words in the photo captions.
1. Select the desired nozzle. Attain a stable stance (if standing).
2. Slowly open the valve, and allow water to flow.
3. Open the valve completely.
4. Select the desired water pattern by rotating the bezel of the nozzle. Apply water where needed. (pages 588–589)