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ISA Utility Arborculture > Miscellaneous > Flashcards

Miscellaneous Flashcards

1
Q

What do you do after downed wires are secured by the tree crew?

A

Call Utility Dispatcher

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2
Q

What is the most common tool used during roadside pruning?

A

Hand Saw

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3
Q

Negatives of Pollarding?

A

Quick growing sprouts with weak attachments

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4
Q

Benefit of cutting laterals back to 1/3 size of limbs?

A

Less sprout growth

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5
Q

What determines if overhanging branches are left?

A

Species and Climate

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6
Q

What type of sprouts grow from lateral buds?

A

Adventitious

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7
Q

Trimming Cycles should be based on:

A

Growth rate and Geographic area

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8
Q

Back Feed definition

A

from house to transformer, often from a generator

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9
Q

Describe Aerial Spraying

A

rotating wing/fixed wing and cheaper

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10
Q

Voltage=

A

PSI

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11
Q

Ohm=

A

resistance

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12
Q

Ampere =

A

gallons of water/ measure of electrical current

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13
Q

Minimum Approach Distance

A

10 feet

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14
Q

Easement

A

Gives utility use of the property

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15
Q

Transmission lines are regulated by:

A

Federal

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16
Q

For every complaint called in there could be:

A

up to 5

17
Q

Negatives of mechanical

A

streams

18
Q

Examples of biological controls

A

plants,birds,animals

19
Q

What is not affected when removing leaves?

A

Trunk taper

20
Q

Negatives of removing trees on border zone

A

taper, sunscald

21
Q

Direct Contact

A

phase to you

22
Q

Phase to Ground fault

A

phase to tree to you

23
Q

Negative of high density spraying with low foliar

A

money and coverage

24
Q

Are circuit maps standard

A

No

25
Q

Are symbols on circuit maps internationally recognized

A

yes

26
Q

What type of treatment for 60ft pole to ground clearance

A

chemical

27
Q

How is toxicity measures

A

LD50

28
Q

Dicambe

A

selective maintenance

29
Q

Glysophate

A

non-selective

30
Q

_______ to control drift

A

Adjuvants

31
Q

When is the only time a utility does minimum clearance?

A

cost

32
Q

14.4kv Circuit =

A

Y grid

ISA Utility Arborculture (7 decks)

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