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Worksheets11.Leveling Instruments & 8.Elevations
Total questions: 13
Worksheet time: 7mins
A simple device that can be used to determine level marks over large spans with great accuracy. It usually consists of a narrow hose filled with water with a clear plastic tube at each end
spirit level
H2O sensor
water level
bubble level
The wiggling or jumping of an image is known as
unfocused
parallax
blurry vision
ants in my pants
H.I. stands for
Height of Intention
Help with Instruction
Height of Instrument
Hungry Italians
An engineer's rod has graduations that are in feet, tenths of a foot and hundredths of a foot.
FALSE
TRUE
a point of known or assumed elevation that is permanent or semi-permanent.
benchmark
datum point
witness post
elevation
The instrument operator is looking backward to a known point.
reverse view
backcheck
backdraft
backsight
The instrument operator is looking forward to a new point.
look ahead
foresight
looking good
new benchmark
Secondary benchmarks established by local agencies as control points for local elevations
datum point
benchmark
elevation view
backsight
Located at the top of the instrument and makes distant objects look larger and therefore nearer.
spirit level
telescope
zoom function
cross hair
Special tool with either three or five fixed laser beams
transit level
Total Station
pocket laser
sea level is
an amusement park in Florida
when the ocean is calm
the level average of high and low tide taken over a period of years at the Bermuda Triangle
the level average of high and low tide levels taken over a period of years at several tide stations
the height of an object above a point of reference
stack effect
elevation
skyline
benchmark
a job-built tool, with the required elevations marked directly on a wood pole
story pole
engineer's rod
architects rod
philly rod
