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Landscape/Construction Skills > Module 1 > Flashcards

Module 1 Flashcards

1
Q

Crushed Rock

A

angular
can be compacted
3/4 clear crush
used for drainage and base material

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2
Q

3/4 Drain River Rock

A

round
cannot be compacted
used for drainage when compaction isnt needed

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3
Q

Recycled Concrete Aggregate

A

substitute for 3/4 clear crush
not good for roads
not attractive

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4
Q

Road Base

A

sand/finer gravels
screenings
7mm minus crusher dust
9mm minus screening

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5
Q

Concrete

A

mix of gravel, sand, cement, and water.

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6
Q

Navy Jack

A

premixed gravel/sand for making concrete

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7
Q

Mortar

A

mix of sand, mortar cement, and water

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8
Q

Area of Square/Rectangle

A

LxW

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9
Q

Area of Triangle

A

BxH/2

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10
Q

Area of Circle

A

pi x r^2

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11
Q

Calculate Volume

A

Multiply area equation by depth

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12
Q

3-4-5 Rule

A

Right Angle Triangle

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13
Q

Find Length of Hypotenuse

A

a2 + b2 = c2

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14
Q

Title Page

A

project name/location
table of contents
clients name
design firm

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15
Q

Site Plan

A

orients relative to roads/other properties

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16
Q

Layout Plan

A

drawing(s) which illustrate existing elements

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17
Q

Grading Plan

A

2D plan
construct slopes/level base/surface drainage

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18
Q

Planting Plan

A

2D drawing
location
# of plants
legend

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19
Q

Irrigation Plan

A

shows areas of property covered by zones (lawn, garden bed, row of hedges)

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20
Q

Lighting Plan

A

shows specific types of lighting used in garden and important electric points

21
Q

Types of Retaining Walls

A

Gravity Wall
Piling Wall
Cantilever Wall
Anchor Wall

22
Q

Gravity Wall

A

Holds earth through on weight, can topple easily b/c of high earth pressure and lack of extra support

23
Q

Piling Wall

A

Using long piles, wall fixed by soil on both sides of lower length, can take high loads

24
Q

Cantilever

A

Uses same earth pressure trying to topple it to stabilize itself with second lever arm

25
Q

Anchored Wall

A

Keeps from toppling by having cabes driven into soil/rock, fixed with anchors.

26
Q

Other Types of Walls

A

bagged, gabions, cribbed walls

27
Q

Two Main Enemies of Retaining Walls

A

Gravity
Water

28
Q

Common Ratios for Steps

A

taller riser-shorter tread
shorter riser-longer tread

29
Q

4 Steps Rules

A
  1. rise+run: 17-18
  2. (2)rise+run: 24-25
  3. rise x run: 70-75
  4. rise x square root: 23.5
30
Q

Standard Batter for Wall

A

2” for every 12” of vertical height

31
Q

Steps for Backfilling

A
  1. Install free draining drainage course behind wall
  2. Put a layer of geotextile down
  3. Backfill soil
32
Q

Lawn/Grass Grade

A

min 2%
max 33.3%

33
Q

Garden Bed Grade

A

min 2%
max 50%

34
Q

Plaza/Open Space Grade

A

min 1%
max 2.5-5%

35
Q

Paths/Sidewalks Grade

A

min 1%
max 7% accessibility

36
Q

Building Entries/Exits Grades

A

min 1%
max 2%

37
Q

Grade Calculations

A

rise/run = grade
rise/run x 100 = grade %

38
Q

3 Ways to Express Grade

A

Percentage, Ratio, and Degree

39
Q

Grading Criteria

A

plant type
growth habit
foliage density
root ball

40
Q

Selecting Quality Nursery Stock

A

nutrition/health
environmental stree
pests/disease
root health

41
Q

Composite

A

plastic, wood, and binding agent

42
Q

Pressure treated wood

A

cheap
long lasting
toxic

43
Q

Spruce

A

utility lumber, cheap, very soft

44
Q

Cedar

A

best
excellent weathering
expensive

45
Q

Brazilian Walnut

A

expensive
decorative
durable
NOT environmentally friendly

46
Q

1 Stake

A

small trees

47
Q

2 Stakes

A

tree in high winds

48
Q

Guying

A

temporary support for tree

Landscape/Construction Skills (1 decks)

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