Test 2
What precision can be expected with 1 second theodolite?
1”=0.000277 degrees
Tan(.000277)=1/x
1 in 206264
The Central Meridian for UTM zone 17 which contains South Carolina is at 81 degrees.
a.) What is the UTM easting for the Central Meridian of this zone (500,000 m)
b.) What is the longitude value of the central meridian of the zone directly west of
zone 17
(87 degrees)
c.) What geometric shape is UTM based on?
(Cylindrical)
d.) What is the UTM northing of the North Pole (1,000,000 m)
Determine the magnetic bearing of a line for present day given the following.
1875 Magnetic Bearing of line (69 degrees 54’ W) 1875 Magnetic Declination (0 degrees
30’ W)
Present Magnetic Declination (4 degrees 33’)
Answer:
Add all numbers up =74
degrees 57’ W
Given the following balance latitudes and departures calculate the coordinates of Station
3.
Assume station 1 has northing of 1000 and easing of 1000
Station
Balanced
Coordinate
Lat.
Dep.
1
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 Spring '08
 bren
 North Pole, Universal Transverse Mercator coordinate system, South Pole, central meridian

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