Ge 105 lecture 4 (TRIANGULATION ADJUSTMENT) by: Broddett B. Abatayo, s2 5 tutorial traversing - compass rule and transit rule, Surveying - Module II - compass surveying, Ge 105 lecture 1 (LEAST SQUARES ADJUSTMENT) by: Broddett B. Abatayo, Shree Swami atmanand saraswati inst. I am writing about surveying and surveying software. See also angle, direct. Calculators which have built-in degree conversion or direct deg-min-sec manipulation capabilities help reduce the problem (providing the user knows how to use the calculator). It also fixed in a metal box. Since the angle is clockwise, the value is positive. The left deflection angle refers to the deflection angle measured . (see Fig. When I used to use an optical theodolite (i.e. 27a Setting out a right angle, Step 1. Record Directional references referred to in a boundary survey. Enjoy access to millions of ebooks, audiobooks, magazines, and more from Scribd. When all sides of the tape are stretched, a triangle with lengths of 3 m, 4 m and 5 m is formed (see Fig. (iii) When the curve deflects to the right side of the progress of survey as in fig. The other glass is called index glass and it is completely silvered. It has a magnetic compass on the top for taking the bearing of a line. Line AB's extension through B has the same azimuth as line AB. The lateral measurement taken from an object to the chain line is known as 'offset'. A line has to be set out perpendicular to the base line from peg (A). It is also a good practice. Angle Right Surveying hiring Autocad Technician in Fort - LinkedIn Further. An assistant should hold pole (D) in such a way that it can be seen when looking through the opening just above the prism. Pegs (D) and (A) form the line perpendicular to the base line and the angle between the line CD and the base line is a right angle (see Fig. Interior angles are the angles lying inside a closed traverse. It consists of a brass cylindrical tube about 8 cm in diameter and 10 cm deep and is and is divided in the center. You can read the details below. Az OP = (16028' + 18000') + 8732' = 42800'. Sum of interior and exterior angle is 360. The side of the angle measured needs to be clearly noted in the field book.

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