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Module 2 plot plans and structure layout

Key Concepts:

Terms in this set (23)

Excavation
the action of moving soil in or out on construction site
Builder's level
optical instrument used to establish or verify points in the same horizontal plane
Laser level
leveling instrument used to establish or verify points in the same horizontal and vertical plane
Theodolite
a surveying instrument with a rotating telescope for measuring horizontal and vertical angles.
Water level
an instrument that uses water to indicate the horizonta
framed floor foundation
system of joists and subfloor panels
forming
process of creating shape to retain placed concrete
batter-boards
temporary frames, set beyond the corners of a planned foundation at precise elevations
plot plan
diagram which shows the buildings, utility runs, and equipment layout, the position of roads, and other constructions of an existing or proposed project site
station mark
The reference point where a builder's
level or transit is set up when laying out building lines or finding grade levels and elevations. It must be a type of marker that will not be disturbed by any construction
Benchmark
A mark on a permanent object fi xed to
the ground from which grade levels and elevations are taken for construction of a building. Sometimes officially established by government survey
Meridian Level
A symbol on a plan or map that shows the direction of north.
Property line
boundary line between two pieces of property
Set back
building restrictions imposed on property owners limiting the distance that a structure can be built from a property line
String line
line usually strung tightly between supports to indicate both direction and elevation, used in checking grades or deviations in slopes or rises.
grade line
A strong string used to establish the top of a concrete pour or masonry course.
easement
used for roads, for example or given to utility companies for the right to bury cables or access utility lines
leveling rod
A graduated straight rod used in construction with a leveling instrument to determine differences in elevation.
Utilities
. Gas, water, electrical and sewer beyond 5 feet from a building.
Level
perfectly horizontal
plumb
perfectly vertical
volume
the amount of space that a substance or object occupies, or that is enclosed within a container, especially when great.
area
the extent or measurement of a surface or piece of land.
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