Tools .. HRN

Question 0

A HRN nozzle should only be set up only when there’s wind driven fire

Answer 0

No can be set up as a precaution if resources available and wind condition exists

Question 1

HRN weighs

Answer 1

10lbs

Question 2

Only the units that are assigned a high rise nozzle are trained in its use

Answer 2

All members trained

Question 3

If you are 4 th due engine t HRFPMD fire and you don’t have a HRN you should stop at the deputy chiefs vehicle and grab it out of back

Answer 3

No officer shall contact dispatcher and ascertain the identity of the engine on scene that has the nozzle

Note on 10-77 HRN is assigned
Report ICP with nozzle and 2 1/2 and standpipe kit and FE TOOLS WITH rabbit p

Question 4

The IC is only one who can order the HRN put into operation at HRFPMD as an alternate strategy in what situations

Answer 4

1. IC has determined that direct interior attack is not possible
2. Fire apt is inaccessible To outside streams
3. Any situation IC determines HRN would be beneficial

Question 5

When should the HRN 1 1/8 tip be checked

Answer 5

Weekly at mud and before use

Tip is removable

Question 6

HRN description

Answer 6

8’ aluminum pipe
68 degree two foot bend
Attached to standard 2 1/2 shutoff permanently attached
1/8 MST

Question 7

HRN will produce water flows of_____GPM at _____PSI nozzle pressure

Answer 7

200-225
At 50 psi

70 psi on pressure gauge for 3 lengths
80 at 4 lengths

Supplied by. 2 1/2 “ hose

Question 8

A spotter should be in place to monitor HRN op where should he position himself

Answer 8

Place to clearly observe and monitor the conditions in fire apt before during and after HRN deployment
Note. Ht and binoculars
Provide direction and progress reports to IC and members operating nozzle
Best position to monitor effects of HRN

Question 9

According to TB TOOLS how many engine companies does it take to put HRN into op

Answer 9

Two engines

Note now says equips with FE tools including rabbit ..

Question 10

Is it necessary to remove window below to put HRN into op

Answer 10

Most cases not necessary

Question 11

The supply line to HRN should be attached after nozzle is placed in window

Answer 11

No before

Question 12

A shut off should be placed in line how far back from HRN

Answer 12

One length back from nozzle

Question 13

Where should the line be shut off when repositioning the HRN

Answer 13

At shut off one length back not at standpipe outlet

Note bleed lenth by opening nozzle to make moving easier
When repositioned officer will notify IC HRN is in position
IC will give approval before start nozzle again

Question 14

Repairs to HRN

Answer 14

Company officer phone call to tech services

Tag OOS HRN with rt-2

Question 15

Who will bring the high rise nozzle to the command post and be responsible for putting it into operation

Answer 15

4 th due eng on all 10-77

Question 16

What should the unit (4th due engine ) bring to the command post besides the HRN.

Answer 16

One length of 2.1/2 per ff
Standpipe kit
Controlling nozzle

Not FE tools

Question 17

When operating the HRN from below is it necessary to remove the window from below

Answer 17

In most cases it is. It necessary to remove window

Question 18

When fire is showing from multiple windows start with which window

Answer 18

The window the wind is blowing into then move downwind of the original fire window

Question 19

Procedure moving from window to window

Answer 19

Windows are cleared prior
Officer has water shut down at shut off one length back
Bleed line
Reposition line in next window
Open shut off one length back and charge line
Notify IC ready to go
Do not start water till IC says so

Question 20

Repairs to HRN

Answer 20

Telephone tech services