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PTP Exam > Excavation > Flashcards

Excavation Flashcards

1
Q

Backhoe

A

Excavation equipment that has a digging bucket attached to an arm. it is used to dig holes and trenches.

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2
Q

Front-End-Loader

A

Tractor that has a front mounted bucket, used for moving/digging large volumes of dirt- pushes away from itself

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3
Q

Bobcat

A

pushes/digs dirt in tight areas

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4
Q

Bulldozer

A

tractor with a metal blade that is used for pushing large quantities of material during construction

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5
Q

If excavation is not to phase specifications, who absorbs the cost to correct?

A

excavation contractor

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6
Q

What should you do with topsoil that is on the lot?

A

Remove and use for final grade

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7
Q

name 3 things that should be considered when excavating a foundation that has excess dirt?

A
  1. hauling
  2. can I raise the elevation to save cost
  3. sewer line still sloping down
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8
Q

What is a foundation overdid?

A

3’ foot overdig so that contractors can install foundation, water/sewerlines, waterproofing, and drain tile.

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9
Q

what is the minimum overdid for a full 8’ or 9’ foundation?

A

3’

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10
Q

what is the overdid for a knee wall foundation?

A

2’

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11
Q

what is the minimum over dig for a crawl space foundation?

A

2’

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12
Q

what is the minimum over dig for a slab foundation?

A

0

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13
Q

Since equipment should not travel on pavement or curbs without protection, what types of things can be used for protection?

A

rubber mats, rubber tires, planks

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14
Q

Name two ways to protect an excavation from freezing

A

leave 1’ of dirt from the actual dig

cover with straw and poly

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15
Q

What should be accomplished by the rough grading of a lot?

A
  1. swales
  2. proper drainage away from house
  3. cut for lead walks and driveways
  4. evaluate need for dirt
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16
Q

what procedure should be taken in your area in locating utility lines before diving?

A

concentrator must call miss utility *811 for markings

17
Q

If utility lines are damaged, who is responsible for them?

A

whoever called the ticket in for miss utility

18
Q

Excavation is to be level within ____ plus or minus

A

1”

19
Q

When stockpiling fill is necessary, what should be taken into consideration?

A

regulations for E/S guidelines

Ask developer

20
Q

How much earth should be left un-excavated for frost protection on a two-day excavation?

A

1’

21
Q

What tools/equipment are needed to properly check an excavation?

A

Lock level, measuring tap(100’), Blueprints, phase specs and checklist

22
Q

When is a driveway excavated for a house with an integral garage?

A

excavation

23
Q

T/F: all ground vegetation is to be removed from the interior of basement and garage areas

A

TRUE

24
Q

List 3 possible solutions for resolving rock problems when excavating a foundation

A

Blasting rock
hammer hoe
raise house

25
Q

When must all debris be removed from around the foundation over dig?

A

before back fill

26
Q

why should excess fill be removed from the lot during excavation?

A

To insure that their are no hazards

save money because loader is doing two things at once

27
Q

Why should snow not be removed until you are ready to excavate?

A

its an insulator

28
Q

What is the average cut for the excavation show below:

A

add all of the corner Topo

divide by four

29
Q

How many CUBIC YARDS of dirt will be removed from the 25’x50’ excavation shown:

A

LxWxH(average cut)

divide by 27 (for CUBIC YARDS)

30
Q

determine the cubic yardage of dirt to be removed for the foundation shown

A
  1. add all corner TOPO, then divide by 4= average cut
  2. Add 3’ over dig to each side
  3. L(+6’) X W(+6’) X AVG cut. Then, divide by 27 for cubic yards
31
Q

How many days after a foundation is poured should you wait before backfilling?

A

7 days

PTP Exam (44 decks)

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