Hose and Nozzles

Question 1

Minimum Hose Inventory

Answer 1

6” Soft Intake - 25ft

5” - 1000ft

2-1/2” - 1000ft

1” Booster Line - 200ft

10ft Hard Suction - 2 sections

High Rise Pack - 195ft of 2-1/2” HR hose
Pre-Connected 1-3/4” Attack Hoselines - 2 (Two) 200ft 1-3/4” Crosslays
All other 1-3/4” attack hoselines length per Company Captain

Wildland Hose - 200ft of 1” hose

Apartment Pack - 100ft of 1-3/4” hose

Question 2

5” Hose

Answer 2

• Never place a right hand twist
• Hose clamp applied on Supply Side of coupling 25ft back from tailboard (do not position yourself on hinge side of clamp)
• Flow of 1200 GPM has 10 PSI friction loss per 100ft (2 sections) of hose
• 1600 GPM practical volume limit of 5” hose
• Pumping 5” hose requires two-stage pumps to be in Volume
• Minimum 10 PSI residual pressure; Never exceed 200 PSI PDP

Question 3

Storz Adapters and Appliances

Answer 3

• 6” BIV w/5” Storz connection (Flow in excess of 2000 GPM)
• 6” PIV w/5”Storz connection
• Front Intake 5” Piping w/6” Female to 5” Storz Connection
• Rear Intake 5” Piping w/5” Female to 5” Storz Connection
• 4” Female to 5” Storz adapter (Located on LDH discharge valve)
• 4-1/2” Female to 5” Storz adapter (Standard hydrant connection, normally on 5” hose in hose bed)
• 2-1/2” Female to 5” Storz adapter (Connecting 5” hose to 2-1/2” outlets)
  5” Storz to 6” Male adapter (Vacuum rated adapter for hard suction 6” soft intake to BIV. Painted Red w/vacuum rated gasket)

Question 4

2-1/2” Hose

Answer 4

Loaded in hosebed w/male coupling out/on top used for :

FDC - supply sprinkler or standpipe systems
Master Stream - supply ground monitor or mini-monitor
Handline - High volume handline for large fires; may be used with gated wye
Supply - transfer water between apparatus on scene

Question 5

2-1/2” Pre-Connected Handline

Answer 5

• Up to 300 GPM (Advantage)

- 200ft or less (Disadvantage)

Question 6

Gated Wye

Answer 6

2-1/2” x 1-1/2; every Engine should carry 2 (1 in High Rise bag, 1 on front bumper)

Question 7

2-1/2” Smooth Bore Nozzle

Answer 7

• 50 PSI NP
• Stacked Tip
  1” - 200 GPM
  1-1/8” - 250 GPM
  1-1/4” 300 GPM
• Maximum safe flow through 2-1/2” handline is 300 GPM
• *Add 10 PSI per 100ft of hose

Question 8

Akron TurboJet 2-1/2” Fog Nozzle

Answer 8

• 100 PSI NP (Adjustable Flow 125, 150, 200, and 250 GPM)
• Break away feature allowing 1-3/4” hose to be extended from play pipe

*Rotating bumper fully clockwise will shut off nozzle even w/bale open

Question 9

Akron TurboJet Nozzle (75 PSI)

Answer 9

• 30, 95, 125, 150, 200 GPM
• 110 PSI for 95, 125, 150 GPM
• 150 PSI for 200 GPM (2 FF for safe handling)

*Add 5 PSI PDP per floor when operating above ground

Question 10

Akron TurboJet Nozzle (100 PSI)

Answer 10

• 30, 95, 125, 150, 200 GPM
• 135 PSI for 95, 125, 150 GPM
• 175 PSI for 200 GPM (2 FF for safe handling)

Question 11

Frequent kinks

Answer 11

Boost PDP by 10 to 25 PSI

Question 12

Akron SaberJet Nozzle

Answer 12

- 1-3/4" w/dual position bale for fog/solid stream
Solid Stream
- 7/8" 50 PSI NP 150 GPM
- 15/16" 50 PSI NP 180 GPM
Fog Stream
- 100 PSI NP 135 GPM

• PDP 125 PSI will produce above flows w/150ft or 200ft of hose
• *40 to 50 PSI friction loss when changing from fog to solid stream

Question 13

1” Akron TurboJet Nozzle

Answer 13

• Booster line
• 100 PSI
• 13, 25, 40, 60 GPM
• Small fires, wild land fires, or overhaul

Question 14

Low Level Strainer

Answer 14

Each Tanker carries a strainer with 4-1/2” threads and 4-1/2” double male

Newer strainers carried by Engines w/front intakes are red in color w/6” threads

Question 15

Soft Intake Hose

Answer 15

• 6”
• 25ft
• Flows in excess of 2000 GPM w/BIV

Question 16

Apartment Packs

Answer 16

• 100ft of 1-3/4” hose loaded in shoulder packs

- Equipped w/2-1/2” x 1-1/2” gated wye and nozzle

Question 17

High Rise Packs

Answer 17

• Three 65ft sections High Rise Spec 2-1/2” Hose in shoulder packs
• One 2-1/2” Lightweight nozzle w/bail shut off, mini stream shaper, short stack tips (1-1/8” and 1/2” Low Flow)
• High Rise Bag w/ 2-1/2” in line pressure gauge, 2-1/2” gate/ball valve, 2-1/2” Lightweight elbow, 1-1/2” x 2-1/2” increaser, 1-1/2” Fog Nozzle, 2 spanner wrenches, marking device, 6 disposable glow sticks, 14” - 18” pipe wrench, flat blade/phillips head screw driver, allen wrenches, and 6” to 8 “ crescent wrench

Question 18

Attic Nozzle

Answer 18

• Two lengths of 1-1/2” aluminum pipe (6’ and 2’)
• 1-1/2” x 2-1/2” increaser
• Standard 2-1/2” playpipe
• Covers 1000 sq ft
• 125 GPM
• 100 PSI