A vertical angle is measured to a signal mounted on top of a tower. With the transit telescope in direct position, the reading on the circle is +22 (deg) 32 (min). If the reading on the circle is +22 (deg) 38 (min) with the telescope in the reversed position. The index correction is?
A vertical angle is measured to a signal mounted on top of a tower. With the transit telescope in direct position, the reading on the circle is +22 (deg) 32 (min). If the reading on the circle is +22 (deg) 38 (min) with the telescope in the reversed position. The index correction is?
Traffic and Highway Engineering
5th Edition
ISBN:9781305156241
Author:Garber, Nicholas J.
Publisher:Garber, Nicholas J.
Chapter14: Highway Surveys And Location
Section: Chapter Questions
Problem 12P
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A vertical angle is measured to a signal mounted on top of a tower. With the transit telescope in direct position, the reading on the circle is +22 (deg) 32 (min). If the reading on the circle is +22 (deg) 38 (min) with the telescope in the reversed position. The index correction is?
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