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RULE OF THUMB > Rule Of Thumb > Flashcards

Rule Of Thumb Flashcards

1
Q

1 1/8” tip

A

250 GPM

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2
Q

1 1/4” tip

A

300 GPM

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3
Q

1 3/8” tip

A

500 GPM

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4
Q

1” Tip

A

200 GPM

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5
Q

1 1/2” tip

A

600 GPM

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6
Q

1 3/4” tip

A

800 GPM

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7
Q

2” tip

A

1000 GPM

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8
Q

1x 1” tip (3” hose)

A

4 psi FL per 100’ (3” line)

200 GPM

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9
Q

1x 1 1/8” tip (3” hose)

A

6 psi FL per 100’ (3” line)

250 GPM

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10
Q

1x 1 1/4” tip (3” hose)

A

8 psi FL per 100’ (3” line)

300 GPM

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11
Q

2x 1 3/8” tip (3” hose)

A

6 psi FL per 100’ (2x 3” lines)

500 GPM

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12
Q

2x 1 1/2” tip (3” hose)

A

8 psi FL per 100’ (2x 3” lines)

600 GPM

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13
Q

2x 1 3/4” tip (3” hose)

A

10 psi FL per 100’ (2x 3” lines)

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14
Q

2x 2” tip (3” hose)

A

20 psi per 100’ (2x 3” lines)

1000 GPM

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15
Q

3x 1 3/8” (3” hose)

A

2 psi FL per 100’ (3x 3” lines)

500 GPM

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16
Q

3x 1 1/2” tip (3” hose)

A

4 psi FL per 100’ (3x 3” lines)

600 GPM

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17
Q

3x 1 3/4” tip (3” hose)

A

6 psi FL per 100’ (3” lines)

800 GPM

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18
Q

3x 2” tip (3” hose)

A

10 psi FL per 100’ (3” lines)

1000 GPM

19
Q

3x 1 3/8” tip (3” hose)

A

2 psi FL per 100’ (3” lines)

500 gpm

20
Q

3x 1 1/2” tip (3”hose)

A

4 psi FL per 100’ (3” lines)

600 gpm

21
Q

3x 1 3/4” tip (3” hose)

A

6 psi FL per 100’ (3” lines)

800 gpm

22
Q

3x 2” tip (3” hose)

A

10 psi FL per 100’ (3” lines)

1000 gpm

23
Q

1x 1” tip (2 1/2” hose)

A

10 psi FL per 100’ (2 1/2” line)

200 gpm

24
Q

1x 1 1/8” tip (2 1/2” hose)

A

15 psi FL per 100’ (2 1/2” line)

250 gpm

25
Q

1x 1 1/4” tip (2 1/2” hose)

A

20 psi FL per 100’ (2 1/2” line)

300 gpm

26
Q

1x 1 3/4” handline

A

50 psi FL per 100’ (1 3/4” line)

180 gpm

27
Q

Wildland Hose Pack w/ bubble cup nozzle

A

100 psi NP
10 psi FL per 100
150 psi (if driver must go)

28
Q

Gated Wye flows +350 gpm

A

+10 psi FL

29
Q

FL for 2x 3” supply to FDC

A

2 psi FL per 100’ 299 gpm or less
4 psi FL per 100’ 300-499 gpm
6 psi FL per 100’ 500+ gpm

30
Q

Standpipe at FDC

A

Floor 1-10 150 psi
Floor 11-20 200 psi
Floor 21-30 250 psi

31
Q

Aerial Masterstream Engine Pressure

A

Smoothbore 130 psi

Fog 150 psi

32
Q

Deluge Engine Pressure

A

Smoothbore 105 psi

Fog 125 psi

33
Q

Sprinkler @ FDC

A

150 psi

34
Q

10% Drop

A

3x gpm

35
Q

15% drop

A

2x gpm

36
Q

25% Drop

A

1x gpm

37
Q

NP TFT standard (blue)

A

100 psi

180 gpm

38
Q

NP TFT low pressure (red)

A

50 psi

180 gpm

39
Q

NP cone or piercing nozzle

A

125 psi

40
Q

NP Fog nozzle

A

100 psi

41
Q

NP Smoothbore (handline)

A

50 psi

42
Q

NP Smoothbore (master)

A

80 psi

43
Q

Booster

A

200 psi

RULE OF THUMB (1 decks)

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