A building is an obstacle to
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Both chaining and ranging
Chaining but not ranging
Ranging but not chaining
Neither chaining nor ranging
Both chaining and ranging
Chaining is the process of measuring the length of series of a straight lines with tape or chain and then locating the details on the ground relative to these lines.
Ranging is the process of locating a number of points on the long survey line.
• A building is an obstacle to both chaining and ranging.
• A river is an obstacle to chaining but not ranging.
• A hill is an obstacle to ranging but not chaining
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