Hydraulics Flashcards by Brent Manfred | Brainscape

Q

Friction Loss Coefficient
For
1”

A

150

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Q

Friction Loss Coefficient
For
1 1/2”

A

24

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Q

Friction Loss Coefficient
For
1 3/4”

A

15.5

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Q

Friction Loss Coefficient
For
2 1/2”

A

2

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Q

Friction Loss Coefficient
For
3”

A

0.8

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Q

Friction Loss Coefficient
For
4”

A

0.2

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Q

GPM for Smooth Bore Nozzles

1 3/8

A

500gpm

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Q

GPM for Smooth Bore Nozzles

1 1/2”

A

600gpm

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Q

GPM for Smooth Bore Nozzles

1 3/4”

A

800 gpm

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Q

GPM for Smooth Bore Nozzles

2”

A

1000 gpm

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Q

Friction Loss for

Standpipe

A

25psi

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Q

Friction Loss for

Monitor

A

15

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Q

Friction Loss for

4 way

A

15psi

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Q

Friction Loss for

Wye or Siamese

A

0

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Q

Head Pressure

A

.5psi per foot

5psi per floor above 1st

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Q

Pump Sprinkler System @

A

150

Q

Highway and Blitz line IOP

A

125

Q

Crosslay IOP

A

150

Q

Blitz line w/ 1 Wye line

A

130

Q

Blitz line with 2 wye lines

A

150

Q

IOP

A

125

Q

Handheld Fog nozzle pressure

A

100

Q

Master stream fog nozzle pressure

A

100

Q

Smooth bore master stream nozzle pressure

A

80

Q

10% drop
15%
25%
Greater than 25%

A

3 like gpms
2 like gpms
1 like gpms
Could possibly add one smaller line or lay a second supply

Q

Friction loss for 100’ of 3 inch flowing

250gpm

A

5

Q

Friction loss for 100’ of 3 inch

Flowing 125 gpm

A

1 per 100

Q

Friction loss for 100’ of 1 3/4” flowing

125 GPM

A

24

Q

Friction loss for 100’ of 2 1/2” flowing

250 gpm

A

13

Q

Friction loss for 100 ‘ 3” flowing 500 GPM

A

20