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SURVEYING > FINALS > Flashcards

FINALS Flashcards

1
Q

lines sa title
concists of lines connecting successive points

A

traverse lines

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2
Q

position of lot corners

A

traverse points

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3
Q

(class of traverse)
originates at a point of known position and terminates at an unknown position

A

open traverse

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4
Q

(class of traverse)
originates at a known position and terminates at a known position

A

closed traverse

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5
Q

projection of a line to a reference meridian
N=
S=

A

latitude
N=+
S=-

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6
Q

projection of a line into a reference parallel
E=
W=

A

departure
E=+
W=-

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7
Q

why do we do boundary checking

A

to verify info that is in the land title

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8
Q

what is the acceptab;e summation of dep and lat

A

> 0.10

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9
Q

a short line of unknown length and direction connecting the first and final traverse points

A

lineart error of closure of lec

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10
Q

the ratio of the linear error of closure to the total perimeter of the lot

A

relative error closure or rec

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11
Q

area is taken as its projection upon a horizontal plane

A

plane surveying

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12
Q

are is taken as its projection ipon the earths spheroidal surface

A

geodetic surveying

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13
Q

the shortest distance from the midpoint a line to the reference meridian

A

meridian distance

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14
Q

meridian distance of a line multiplied by 2

A

double meridian distance or dmd

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15
Q

what rule will u use if you assume that the lines are connected w straight lines

A

trapezoidal rule

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16
Q

what rule will u use if u assume that the lines are connected by parabolic arcs

A

simpsons 1/3 rule

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17
Q

expressing the position of a point using 2 or more quantities of parameters

A

coordinates

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18
Q

type of coordinates
non unique
uses a tie line

A

local coordinates

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19
Q

type of coordinates
unique
lo\atitude and longitude
assumes that the earth is sphere

A

geographic

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20
Q

type of coordinates
unique
northings and eastings
uses datum

A

projected or grid

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21
Q

a systematic mapping of all or part of a surce of a round body on a plane

A

map projection

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22
Q

4 properties of map projection

A

conformality
equidistance
equivalence
azimuthally

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23
Q

property of map projection
small shapes on earth is preserved

A

conformality

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24
Q

property of map projection
the sizes of spaces is proportional

A

equivalence

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25
Q

property of map projection
the distance from a point to another points is preserved

A

equidistance

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26
Q

property of map projection
the true direction is preserved

A

azimuthally

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27
Q

the art and science of making maps and charts

A

cartography

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28
Q

a depiction of all or part of earth as a set of symbols

A

maps

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29
Q

t or f
thereare ni perfect maps because of _ _ _ _

A

t
area
shapes of features
distance between points
direction

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30
Q

give 3 function of map

A

navigation
direction
measurement
visualization

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31
Q

3 map features

A

points
lines
polygons

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32
Q

map features
used as a special symbol

A

point

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33
Q

map features
used to represent linear features such as roads, streams

A

lines

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34
Q

map features
used to represent features such as lake, parks

A

polygons

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35
Q

3 map elements

A

direction
legend
scale

36
Q

map elements
the relationship between the distances of points

A

scale

37
Q

map elements
include a north or meridian arrow

A

direction

38
Q

map elements
the ‘explanation’
list of symbols w corresponding features

A

legend

39
Q

3 classification of map

A

based on function
based on scale
according to subject matte r

40
Q

classification of map
based on scale
small:
medium:
large:

A

small: 1:500 000 or more
medium: 1: 50 000 - 1: 500 000
large: 1: 50 000 or less

41
Q

classification of map
according to function
_ spatial association of selected area

A

gene4ral maps

42
Q

classification of map
according to function
_ depicts a partiular type of feature such as ethnic grpups

A

thematic maps

43
Q

classification of map
such as population maps or transportation maps

A

according to subject matter

44
Q

inside the lot plan
plans are drawin in an authorized bl forms w the following dimensions
50 x 38 cm

A

lot plan dimension

45
Q

inside the lot plan
assigned by the lmb that represents specific kinds of survey
includes site loc

A

survey num

46
Q

inside the lot plan
an indiv or org that owns the site

A

claimant

47
Q

inside the lot plan
the known geographical coordinate

A

reference point

48
Q

inside the lot plan
line connecting the reference point to the corner 1

A

tie line

49
Q

there are 2 types on how to write the deescription of the point which are

A

tabulated (table)
graduated (drawn)

50
Q

boundaries adjoining properties are indicated by _

A

brokwn lines

51
Q

the operation of measuring the vertical distances to determine the differences in elevation

A

leveling

52
Q

the surface constant potential energy
coincide w mean sea level

A

geoid

53
Q

mathematical surface of reference

A

reference ellipsoid

54
Q

the distance between the geoid and the point

A

orthometric height

55
Q

the distance between the point and the reference ellipsoid
elevation referred to the reference ellipsoid elevation

A

ellipsoidal height

56
Q

the arithmetic mean of the elevation of water observed for 19yrs
close approximation to the geoid

A

mean sea level

57
Q

definite point on an object w known elevation and location
serves as the reference point for level

A

benchmark

58
Q

the rod reading taken on a point w known elevation

A

backsight

59
Q

the distance between the rod and level on a BS

A

BS distance

60
Q

the rod reading taken on a pointh w unknown elevation

A

foresight

61
Q

the distance between the level and the rod on a FS

A

FS distance

62
Q

consists of a backsight rod, foresight rod and leveling instrument

A

setup

63
Q

unbroken series of set ups positioned between 2 permanent control points

A

section

64
Q

give 3 significance of leveling operation

A

proper design and laying out
production of topographic maps
design sustainability
engineering design

65
Q

type of leveling operation that is referenced to the ellipsoid

A

gnss survey

66
Q

type of leveling operation that uses direct leveling in a line w short intervals

A

profile leveling

67
Q

type of leveling operation that measures the vertical angles and horizontal slopes

A

trigonometric leveling

68
Q

measure the vertical distance directly
the most precise method

A

direct leveling

69
Q

4 types of errors in differential leveling and mention 1 example each

A

natural errors (wind)
common mistake or blunders (reading the wrog rod)
personal error (lack of sight)
instrumental error (defective equipment)

70
Q

other names of topography

A

topos graphein = place write
topographia- description of a place
topographos- describibing a place

71
Q

the configuration or shape and roughness of the ground

A

topography

72
Q

the process of determining the configuration of the terrain including its manmade and natural features

A

topographic survey

73
Q

contains horizontal distance between features and its elevations above a given datum

A

topographic map

74
Q

used to quantitively represent a ground terrain or surface on a 2d sheet
a line used to join points of equal elevation
commonly brown or black and blue fir sea levels

A

contour lines

75
Q

depth curves used to portray ground underwater

A

subaqueous contour

76
Q

cross mark labeled w elevation to indicate an important and critical point such as mountain peak

A

spot contour

77
Q

type of contour
the 5th coontour usually have space to put an elevation or contour number

A

index contour

78
Q

type of contour
4 lighter contour between the index contour

A

intermediate contour

79
Q

type of contour
placed on the ground that is so flat

A

supplemental

80
Q

type of contour
shows low spots such as downhill or excavations

A

depression

81
Q

type of contour
line that is not accurate
a educated guess of the cartographer because it can not be surveyed due to reasons such as inaccesible site

A

approximate

82
Q

5 types of contours

A

approximate
depression
index
supplementary
intermediate

83
Q

the difference between 2 adjoining contours

A

contour interval

84
Q

the cross sectional view

A

topographic profile

85
Q

t or f
the area enclosed in a contour can be determined using a _ and can also be manually determined by dividing it into small square

A

f = triangles
planimeter

SURVEYING (4 decks)

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