Hydraulics

Question 1

1” SPRAY 40 GPM

Answer 1

NP - 100 FL - 25

Question 2

1 1/2” SPRAY 80 GPM

Answer 2

NP - 75 FL - 15

Question 3

1 1/2” SPRAY (MC) 125 GPM

Answer 3

NP - 75 FL - 35

Question 4

1 3/4” SPRAY 125 GPM

Answer 4

NP - 75 FL - 25

Question 5

1 3/4” SPRAY (MC) 200 GPM

Answer 5

NP - 75 FL - 50

Question 6

2” SPRAY 200 GPM

Answer 6

NP - 75 FL - 35

Question 7

2 1/2” SPRAY (MC) 325 GPM

Answer 7

NP - 50 FL - 25

Question 8

2 1/2” ST 1 1/4” (MC) 325 GPM

Answer 8

NP - 50 FL - 25

Question 9

2 1/2” ST 1 1/4” 300 GPM

Answer 9

NP - 40 FL - 20

Question 10

2 1/2” ST 1 1/2” 530 GPM

Answer 10

NP - 60 FL - 60

Question 11

4” - ST 5/8” (WB) 105 GPM

Answer 11

NP - 80

Question 12

4” - SPRAY (ATM) 350 GPM

Answer 12

NP - 100 FL - 3

Question 13

4” - ST 1 1/4” 400 GPM

Answer 13

NP - 80 FL - 3

Question 14

4” - SPRAY (ATM) 500 GPM

Answer 14

NP - 100 FL - 5

Question 15

4” - ST 1 1/2” 600 GPM

Answer 15

NP - 80 FL - 7

Question 16

4” - SPRAY (HF) 660 GPM

Answer 16

NP - 100 FL - 9

Question 17

4” - SPRAY (ATM) 750 GPM

Answer 17

NP - 100 FL - 11

Question 18

4” - ST 1 3/4” 800 GPM

Answer 18

NP - 80 FL - 12

Question 19

4” - ST 2” (PM) 950 GPM

Answer 19

NP - 65 FL - 17

Question 20

4” - ST 2” (WBLP) 100 GPM

Answer 20

NP - 80 FL - 19

Question 21

4” - SPRAY (ATM) 1000 GPM

Answer 21

NP - 100 FL - 19

Question 22

ADD _____ PSI WHEN LADDER PIPE IS STATIC?

Answer 22

30 PSI

Question 23

1 1/2” 600 GPM ST (LP)

Answer 23

150 PSI

Question 24

1 3/4”800 GPM ST (LP)

Answer 24

170 PSI

Question 25

2” 1000 GPM ST (LP)

Answer 25

190 PSI

Question 26

350 GPM SPRAY (LP)

Answer 26

140 PSI

Question 27

500 GPM SPRAY (LP)

Answer 27

160 PSI

Question 28

750 GPM SPRAY (LP)

Answer 28

180 PSI

Question 29

1000 GPM SPRAY (LP)

Answer 29

220 PSI

Question 30

HYDRO FOAM 660 GPM (LP)

Answer 30

175 PSI

Question 31

BARRICADE NOZZLE 20 GPM

Answer 31

NP - 75 FL - 10 AP - 60

Question 32

METRO RAIL F.D.C.

Answer 32

125 PSI

Question 33

HELICOPTER FILLING

Answer 33

95 PSI + 5 PSI PER 100’ OF 4” (360 GPM)

Question 34

FOAM TENDER

Answer 34

100 PSI TO THE INLETS

Question 35

SMALL DISTRIBUTOR 600 GPM

Answer 35

NP - 80 FL - 78

Question 36

LARGE DISTRIBUTOR 800 GPM

Answer 36

NP - 80 FL - 136

Question 37

PROGRESSIVE HOSE LAY

Answer 37

165 PSI (ADD 15 PSI FOR EACH ADDITIONAL PACK)

Question 38

Discharge Formula

Answer 38

30(D)2 x √p

Question 39

Open Butt Formula

Answer 39

27(D)2 x √p

Question 40

Volume of a Cylinder

Answer 40

5.875(D)2 x H

Question 41

Weight of Water

Answer 41

8.35

Question 42

4” Friction Factors

Answer 42

11 - 42

Question 43

2 1/2” Friction Factors

Answer 43

4 - 8 - 12