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3 Main Types of Obstacles in
Chaining of a Line | Land Survey | Surveying
The three main obstacles in chaining of a line are of the
following types:
1. Chaining Free, Vision
Obstructed
2. Chaining Obstructed, Vision
Free
3. Chaining and Vision Both
Diffferent types of obstacles
include
physical,
economic,
biopsychosocial,
cultural, political,
technological and military.
(a) Both ends of the line are visible from some intermediate points
(b) . Intervening ground is an example of such obstacle. By resorting to reciprocal ranging this difficulty can be overcome
Obstacles
in Ranging
Obstacles to Both Chaining and
Ranging
