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Apparatus Tech > Suburban and Rural Water supply > Flashcards

Suburban and Rural Water supply Flashcards

1
Q

Three types of operations during Rural Water

A

Nursing

Relay

Shuttle

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2
Q

Goals of rural water supply operations

A

Rapid

Efficient

Expandable

Uninterrupted

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3
Q

What is known as a Non-Hydrant Location

A

Known location where hydrant is more than 2000 feet from a given structure

Failure of infrastructure and or limited access highways where water suppy may significantly affect the mitigation of the incident

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4
Q

Relay operations may not exceed ______ in distances

A

3000 Ft

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5
Q

Who has priority a dump sites

A

Tankers

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6
Q

Location Of Dumpsite

A

Tipically located near end of driveway

Must be in a location that allows for easy access, turnaround and travel routes for shuttles

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7
Q

Engines involved in shuttles will attach to supply lines that are…

A

Away from the dumpsite and pump water off to not impede movement of tankers

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8
Q

Appropriate PPE at dumpsite

A

Traffic Vests and FF Helmets

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9
Q

Who Connects and disconnects fill lines at fill sites

A

5th Due Engine Crew

“Fill Site Crew”

to facilitate a rapid turnaround

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10
Q

PPE to be worn at fill site and distance from water to wear PFD

A

Traffic Vests

PFDs when working within 10 ft of open water source

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11
Q

Tanker Flow Calculation

A

(Tanker Capacity - 20% of capacity) Divided by Round Trip Time

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12
Q

Water Usage Agreement

A

Code of VA (2015) Title 27 § 27-20

To prevent spread of fire FDs have the right to acquire water from whatever source is available

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13
Q

Tanker Task Force

A

1 Engine

3 Tankers

1 Command Officer

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14
Q

Nursing Operations 1st Engine

A

Lay Out LDH with siamese from suitable point

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15
Q

Nursing Operation 1st tanker

A

Position close to attack engine

Connect LDH to attack engine and supply water

Drop Siamese if it hasn’t been done already

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16
Q

Nursing Operations 2nd Engine

A

Complete set up of nursing operation

If no tankers available supply water into system

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17
Q

Nursing Operations 2nd Tanker

A

Supply water into system at nursing site

Join shuttle

if needed drop rural water equipment

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18
Q

Nursing Operations 3rd due engine

A

Supply water into system if no tankers

Position out of route of travel

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19
Q

Nursing operations 4th due engine

A

Supply water into system

Position out of route of travel

BECOME RIT

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20
Q

Nursing operations 5th due engine

How many stations and how far apart

A

Set Up Fill Site

Establish 2 fill stations sufficiently apart

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21
Q

Direct Fill Operation: 1st due engine

Dumpsite is less than 200ft

A

Lay in or hand jack back to dump site

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22
Q

Direct Fill Operation: 1st tanker

if less than 200 ft from incident

A

Position out of route of travel at dump site, (driveway entrance)

Connect line to 4” siamese valve attached to 1st engines supply line

serve as direct fill tanker

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23
Q

Direct Fill Operation: 1st tanker

more than 200’ but less than 1000’

A

Proceed with 1st engine and supply it

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24
Q

Direct Fill Operation: 1st tanker

more than 1000’

A

Refer to preplan and lay out supply line from predetermined location to 1st engine

25
Q

Direct Fill Operation:

2nd engine

A

Less than 200 Ft: transfer water to tanker, if non available, supply attack engine through siamese

200 to 1000 ft: Lay out from dump site to 1st tanker and supply tanker

1000ft : Lay out from predetermined preplan

26
Q

Direct Fill Operation:

2nd tanker

A

Less than 200’: Transfer water to 1st tanker and shuttle

200’ or more: Position at dump site, connect to siamese attached to 2nd engine supply line and be direct fill tanker

27
Q

Direct Fill Operation:

3rd engine

A

Driver transfer water to tanker at dump site

join the shuttle

28
Q

Direct Fill Operation:

4th engine

A

transfer water to tanker,

driver stays with rig to join shuttle

29
Q

Shuttle Operations: 1st tanker

A

position close to attack engine

Drop a siamese if not done by 1st engine

30
Q

shuttle operation: 2nd engine

A

Establish nursing operation

Establish Dump Site Operation

Leave nursing set up in place for supplemental supply or to fix any dumpsite failures

31
Q

shuttle operation: 3rd engine

A

Crew staffs dump site

supply water into system when no tankers are available

Position out of route of travel

32
Q

shuttle operations: 4th due engine

A

transfer water to tanker at dump site

Join Shuttle if needed

33
Q

At what distance is a relay operation feasible

what can be set up prior to as supplement

A

Feasible at distances over 1 mile

Recommended a water shuttle supplement relay as its being set up.

34
Q

What Sources where Dry Hydrants typically installed

A

Ponds, Lakes or streams

sometimes swimming pools

35
Q

When should dry hydrants be backflushed

A

Tested and backflushed every 6 months

36
Q

needed to connect and draft from a dry hydrant

A

Need 4.5” to 6” double female National Pipe Taper bell Adapter

6” double female

37
Q

Storage underground tanks should be checked….

A

Every six months for proper operation

38
Q

Storage tanks (underground) Should NOT

A

Be used as sole water source due to typical sizes

39
Q

Static water sources

A

Ponds, Lakes, Rivers, Bays, Streams and Pools

consider risk vs benefit when using pool due to needed weight from water to support construction of pool

40
Q

Minimum equipment carried on rural engines

A

Two 6” Hard sleeves

6” floating dock strainer

LDH: 1000ft min or 2000ft of 3”

Siphon Device

Adapters 5 to 6”

Adapters 4 1/2 to 6” double female

8 Adapters: (Four 2 1/2” male to 4” stortz)
(Four 2 1/2” female to 4” stortz)

4” siamese, manifold or gated wye

Two gated wyes set up for 4” to 2 1/2 connections

41
Q

Preferred methods for continuous water supply at rural setting

A

Nursing - Direct Fill

42
Q

Dump Tanks Sizes

A

1500 Gallons: 10’3” x 10’3” x 30’

2100 Gallons: 11’3” x 11’3” x 30’

2500 Gallons: 12’3” x 12’3” x 30’

3000 Gallons: 13’3” x 13’3” x 30’

43
Q

Low-Level Suction Strainer minimum water depth and maximum flow

A

Allow for water level to be used up to 2 inches

Max flow: 750 GPM

44
Q

Low Profile Jet Siphon Strainer can be used to transfer water from one drafting tank to another:

What does it allow engines to do

How do you establish flow

Minimum flow

A

Allows engines the ability to get water from dump tanks without drafting

Charging 1 3/4 a continuous flow is established

Minimum flow for siphon is 500gpm

45
Q

How does the Jet Siphon move water

How many GPMs does it move between tanks

A

uses venturi effect

moves up to 800 gpm between tanks

46
Q

Maximum distance between engines during a relay

A

1000ft

47
Q

Water storage tank must be ______ after use

A

systems must be refilled after use

48
Q

Dry Hydrant Measurements

A

Connnection to ground: 24”

Connection to water level: 20ft max (10ft or less preferred)

Backflush before use

49
Q

How many dump tanks are carried by tankers

Size of dump tanks should equal what capacity

A

One or Two

The capacity of the tank which is carrying them

50
Q

At what pressure should the clappered siamese dropped at the dump site be supplied at during a nursing operation

A

70 psi

51
Q

At what minimum rate should the fill site engine transfer water to tankers

A

One at a time tankers shall be filled at

1000 gpm at 100psi

52
Q

NOVA recommendation for a tanker flow and capacity

A

1000gpm pump

2000 gallon tank

53
Q

How can additional tankers and engines not needed in a realy supply their water to the fireground

A

Through a designated relay engine assigned by the WSGS

54
Q

If A fireboat is employeed as part of the water supply operation what should be assigned to its location

A

1 engine

55
Q

How can weather hinder the use of static sources

A

Drought: water level too low

Extreme Cold: Ice must be cut to access water

Flooding: Debris can clog strainers

56
Q

How does an automatic air primer operate

A

Uses air supply from apparatus onboard air tanks to evacuate air from suction hoses and the pump with a venturi effect

57
Q

What will an automatic air primer placed in “automatic mode” do

A

Priming automatically begins when discharge pressure drops below 20 PSI

58
Q

At what pressure should clappered siamese be supplied a

A

70 PSI

Apparatus Tech (58 decks)

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