Surveying Final
Which of the following are Engineering Surveying Activities?
-Construction -Project Control Project Design -As-Built -Quality Control
Sources of error of GPS include ___________________
-Cycle ambiguity -Multipathing -Satellite masking
land surveying is bound by regulations with respect to
-accuracy and precision -measurements -descriptions
GPS signals contain information about ________________ of the sending satellite
-direction of travel -position -time
The primary factor in the cost of Earthwork is _____________________.
-equipment -fuel -time
Which of the following does a LIDAR instrument consist of?
-laser -scanner -GPS receiver
Land Surveying deals with the ___________________ of land and improvements
-measurement -description -division
A Compound Circular Curve is used where the _______________________ changes within the curved roadway section.
-radius of curvature -center of curvature -degree of curve
An example of a Linear Project Survey is a ________________ project.
-storm drain -pipeline -roadway
Old Legal Descriptions may contain __________________ as markers for corners in the closed traverse.
-trees -iron rods -an X chiseled on a rock
Survey grade GPS units are usually capable of accuracy to _____________, given good conditions
1-1.5 cm
GPS satellites orbit at an altitude of ___________________ miles.
12500
The Public Land Survey System (PLSS) public land surveys in the United States and Canada provided for Townships that are __________________
6 miles square
The public land survey (PLSS) typically divides land into
6-mile square townships
____________________ provide Global Navigation Satellite System data
CORS
What is CORS?
Continuously Operating Reference Stations
EVC
End of vertical curve
Elev=HI+BS
False
LIDAR
Light Detection and Ranging
PVI
Point of Vertical Intersection
seven types of surveys
Property final route hydrographic construction aerial topographic
HI=Elev+BS
True
Hoe close your answer is to the the exact answer is an example of
accuracy
Simpson's rule is used to compute the __________________ of an irregular side of a closed traverse.
area
A final survey documents the project _____________________________.
as it was actually constructed
Direction angles are measured in the clockwise direction from north
azimuth
In a surveying leveling procedure a ??? is a differential elevation of a point behind the instrument
backsight
BVC
beginning of vertical curve
the two basic categories of surveying are ??? and ???
boundry, engineering
identifiable or reproducible landmarks or monuments in the deed records for a property are
bounds
Sections within each township are designated with a section number beginning at the northeast corner of the township, progressing west and south _______________________
boustrophedonically
Summing latitudes around a closed figure should result in _____________
cancelling
A Reversed Curve is used where the ______________________ changes sides of the alignment.
center of curvature
Horizontal Curves are straight sections of roadway joined by _______________ curves.
circular
LiDAR scanning lowers risk by ensuring as-built drawings are ___________________________ by exposing any inaccuracies
complete and accurate
he construction surveyor has a responsibility to the best interests of the ________
contractor
surveys establish a common, consistent network of physical monuments that are the basis for horizontal and vertical locations of civil projects
control
In surveying,elevations are always referenced to some kind of
datum
??? constitute a public record of all land transactions
deeds and records
Degree of Curve (D) is the ______________ per 100 ft (Station
deflection
_______________ is the east/west rectangular component of a line in Surveying
departure
project ?? surveys map existing features on a projected site, to provide basic information for the design of a civil works project
design
Length of Curve (L) is usually determined using the K value and the _______________________
design of speed
LIDAR measures _________________ by illuminating the target with laser light light and measuring the reflection with a sensor.
distances
which of the following are secondary cardinal directions
east and west
The design surveyor has a responsibility to the best interests of the _________________________
engineer
Project Design surveys map ____________________ on a project site, to provide basic information for the design of a civil works project.
existing features
A bearing is a direction measured clockwise from north
false
As Degree of Curve increases, the Radius of the Curve also increases.
false
The federal Bureau of Land Management has authority over public lands in Texas.
false
The surveyor performing construction oversight surveys may be the same surveyor performing the construction surveys.
false
a bearing angle can be greater than 90 degrees
false
an azimuth is a direction measured clockwise from north or south, whichever is closer
false
bearing direction angles are measured as the closer angle direction from north
false
true north is the point on the earth's surface the magnetized north end of a compass points at
false
If the existing ground surface must be built up, that is referred to as "_________________"
fill
geodetic surveying assumes that the ?? surveyed surface is projected onto a "spheroidal" mathematical surface
flat
The __________________ at each end of the curve are the 1st derivatives of the equation of the parabola at those points
grades
calculated elevation of the the level at each point of setup
height of instrument
Superelevation, or cant, of a highway curve allows vehicles to travel through the curve at _________________ than would otherwise be possible if the surface is flat or level.
higher speeds
On a laser level, a laswer sweeps around on a ??
horizontal plane
Control Surveys establish a common, consistent Network of Physical Monuments that are the basis for the ______________and ______________ locations of civil projects.
horizontal/vertical
A cloud on title means there is a ________________ in the chain of title of property
irregularity
surveying is a learned,licensed, self-policing profession dealing primarily with ?? measurement and ?? law
land
_______________ is the north/south rectangular component of a line in Surveying
latitude
The actual position computed by GPS is ______________ and _________________.
latitude, longitude
NCEES is a non profit orginization dedicated to advancing professional ??? for engineers and surveyors
licensure
Meridians of ??? converge at the poles and determine east and west position
longitude
A ______________ Diagram shows the relationship of Cut, Fill, and Haul Distance
mass haul
what is the core of the science of surveying?
mathematics
distances and Directions in the Deed Records for a property are ____________________
metes
GPS was originally developed and fielded for _______________________ use
military
These surveys involve the detailed positioning of the existing buildings on a parcel of land in relation to the boundaries.
mortgage surveys
One responsibility of the quality control surveyor is to verify the location of features that will be ________
obscured from inspection
the geoid is the shape that the ??? surface would take under the influence of the gravity and rotation of earth alone
ocean
The PLSS also divides land into one-mile-square sections. The area of a section is ??
one square miles 640 acres four quarter sections
The construction oversight surveyor has a responsibility to the best interests of the _________________________.
owner
the construction oversight surveyor is usually in the employ or under contract to the
owner
Electronic distance measurement uses ??? of infrared light to measure distances
phase shifting
Subdivision ___________ are an essential part of the land development process
plats
LIDAR scanning results in a dense, detail-rich group of elevation points, called a "____________________."
point cloud
RTK is used to enhance the ________________ of position data
precision
the refinement of the measuring process is an example of ???
precision
The ______________________ is a true north/south line that is extended in either direction from the initial point to the limits of the area covered by the township surveys.
principle meridian
Surveying is a ??? regulated in every state by a ??? board
profession,governing
Spiral Curves were originally designed for the _________________ to smooth the transition from a tangent into a circular curve.
railroads
geodetic surveying assumes that they surveyed surface is projected onto a ??? mathematical surface
shperoidal
Material that must be disposed of is ___________________.
spoil
the way to correct mistakes in surveying field note and level book entries is to ??
strike through
The Point of ________________ is the point at which the curve ends.
tangency
Any line passing through one and only one point on the circle is a
tangent
The straight sections of highways are known as _____________ sections
tangent
When surveying angles can be measured by distances using
tape trig trilateration
a ??? survey involves the detailed positioning of existing buildings on a a parcel of land in relation to the boundaries
title
LiDAR can see through thin cloth and overgrown plants and leaves,
true
A ??? is an intermediate point in a leveling procedure with a calculated elevation
turning point
What organization provides GPS?
united states government
_______________curves are parabolae.
vertical
plane surveying assumes a fixed ?? datum as part of ?? coordinates in 3D space
vertical, cartesian
The primary way Earthwork is measured is by ___________________.
volume