Module 1 Flashcards
Crushed Rock
angular
can be compacted
3/4 clear crush
used for drainage and base material
3/4 Drain River Rock
round
cannot be compacted
used for drainage when compaction isnt needed
Recycled Concrete Aggregate
substitute for 3/4 clear crush
not good for roads
not attractive
Road Base
sand/finer gravels
screenings
7mm minus crusher dust
9mm minus screening
Concrete
mix of gravel, sand, cement, and water.
Navy Jack
premixed gravel/sand for making concrete
Mortar
mix of sand, mortar cement, and water
Area of Square/Rectangle
LxW
Area of Triangle
BxH/2
Area of Circle
pi x r^2
Calculate Volume
Multiply area equation by depth
3-4-5 Rule
Right Angle Triangle
Find Length of Hypotenuse
a2 + b2 = c2
Title Page
project name/location
table of contents
clients name
design firm
Site Plan
orients relative to roads/other properties
Layout Plan
drawing(s) which illustrate existing elements
Grading Plan
2D plan
construct slopes/level base/surface drainage
Planting Plan
2D drawing
location
# of plants
legend
Irrigation Plan
shows areas of property covered by zones (lawn, garden bed, row of hedges)
Lighting Plan
shows specific types of lighting used in garden and important electric points
Types of Retaining Walls
Gravity Wall
Piling Wall
Cantilever Wall
Anchor Wall
Gravity Wall
Holds earth through on weight, can topple easily b/c of high earth pressure and lack of extra support
Piling Wall
Using long piles, wall fixed by soil on both sides of lower length, can take high loads
Cantilever
Uses same earth pressure trying to topple it to stabilize itself with second lever arm
