12. TRIGONOMETRIC LEVELING. Two points, A & B, are 3,134.50 From a third point, c, on the line between A the measured vertical meters apart. and в, and 1,992.25 meters from A, to A is +35 28' and that to B is -15 14'. Determine angle the allowance fraction. difference in elevation between A and B making due for the effects of curvature and atmospheric re-
12. TRIGONOMETRIC LEVELING. Two points, A & B, are 3,134.50 From a third point, c, on the line between A the measured vertical meters apart. and в, and 1,992.25 meters from A, to A is +35 28' and that to B is -15 14'. Determine angle the allowance fraction. difference in elevation between A and B making due for the effects of curvature and atmospheric re-
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:12. TRIGONOMBTRIC LEVELING. Two points, A & B, are 3,134.50
From a third point, C, on the line bet ween A
the meas ured vertical
Determine
due
meters apart.
and
and 1,992.25 meters from A,
в,
to A is +35 28' and that
difference
to B is -15°14'.
angle
the
allowance.
in elevation bet ween A and
B
making
for the effects of curvature and atmospheric re-
fraction.
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