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App Tech Test > Water Supply > Flashcards

Water Supply Flashcards

1
Q

What are the goals our rural water supply?

A

Rapid
Efficient
Expandable
Uninterrupted

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2
Q

What is the Nova recommendation for a tanker?

A

1000 GPM pump and 2,000 gallon water tank

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3
Q

What are the minimum units for a tanker task force?

A

one engine, three tankers and one command officer

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4
Q

What is the first due engine role on a nursing operation

A

layout LDH with a siamese from the point selected for rural water

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5
Q

What is the second due engine role on a nursing operation?

A

complete set up of the nursing and supply system if needed

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6
Q

What is the first due engine role on a direct fill operation

A

Drive directly to fire location, if dump site is less then 200ft away it will lay in or hand jack back

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7
Q

What is the feasible distance for relay operations

A

1 mile

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8
Q

How often should dry hydrants tested and flushed

A

Every 6 months

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9
Q

What is the flow rate for a low level suction strainer?

A

750 GPM

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10
Q

How much water does a low level suction strainer need to be used?

A

2 inches

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11
Q

What is the minimum flow for a jet siphon strainer?

A

500 GPM

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12
Q

What is the maximum distance between pumpers on a relay?

A

1000 feet

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13
Q

What is the rule of thumb for relay distances

A

If the water source is further than 3 pumpers a tanker task force is needed

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14
Q

What is minimum flow rate for supply line a a relay operation?

A

4” LDH w/500 GPM

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15
Q

What is the min supply psi for a nursing operation

A

70 psi

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16
Q

What is the minimum number of fill stations a fill site must have?

A

2

17
Q

What is the minimum rate for fill tankers?

A

1000gpm at 100psi

18
Q

A Non-hydrant structure is how many feet from a structure

A

2,000ft

19
Q

What is needed to draft from a dry hydrant?

A

a 4.5 inch to 6 inch double female national pipe taper bell adapter and a 6inch double female

20
Q

How does a Jet siphon work?

A

Using Venturi effect moves up to 800gpm between dump tanks

App Tech Test (27 decks)

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