Determining Relative Directions of Lines| Theodolite Surveying |Surveying
The chief methods by which the relative directions of lines may be determined are: 1. Theodolite Traversing by Directs Observation of Angles 2. Theodolite Traversing by Direct Observation of Bearings. Method # 1. Theodolite Traversing by Directs Observation of Angles: In this method, the angles between the successive lines are measured, and the bearing of the starting line is observed. [...]