Definition of Terms Flashcards
granular material of mineral composition such as sand, gravel, shell, crushed and
uncrushed stone or light weight materials
aggregates
the suitable material used to replace other materials removed during construction
backfill
he suitable material used for embankments
borrow
structure, including supports, erected over a depression or an obstruction, such as water, a highway, or a railway; having a roadway or track for carrying traffic or
other moving loads
bridge
removal and disposal of trees, vegetation or other unwanted materials from the ground surface
clearing
application of pressure to aggregates to result in a dense mass free of excessive voids. Compaction minimizes settlement, decreases permeability and increases
strength
compaction
structural component of specified thickness. It may consist of one layer or more
course
drainage structure that may or may not, directly support and that extends across and beneath a highway street, driveway, alley, arterial, or other public way
culvert
product resulting from the mechanical crushing of gravel, with substantially all
fragments having at least one face resulting from fracture
crushed gravel
removal of water from the road area by the use of culverts, ditches, channels and
other several structures
earthwork
protection of soil from disclosing by water, wind, or other agent
erosion control
determination of the degree of compactness of the soil
field density test
the embankment material placed above natural ground line
fill
access roads that connect major road arteries to the agricultural production areas where farm produce are being mobilized and transported to the market by the farmers and fishermen
farm to market roads
act of cutting, digging, or scooping to remove material
excavation
property of a soil which describes the distribution of size groups
gradation
slope of a roadway, channel, or natural ground
grade
rate of increase or decrease in the level of the land, the slope expressed in percentage
grading