What are adjustment networks in polygonal surveying designed to do?

Adjustment networks in polygonal surveying are primarily designed to minimize discrepancies between point measurements. In the process of surveying, various measurements can be taken from different points to create a network of reference points. However, due to factors such as instrument errors, human error, and natural variations, these measurements may not perfectly align.

The adjustment process involves applying mathematical techniques to reconcile these measurements. It seeks to adjust the observed values in such a way that the total error in the network is minimized, thus resulting in a more accurate representation of the surveyed area. This is crucial for ensuring that the positions of points within the network accurately reflect their true locations.

By focusing on reducing discrepancies, adjustment networks enhance the overall precision and reliability of the surveyed data, which is vital in geodetic engineering and various applications of surveying. This meticulous process ultimately helps create a more trustworthy foundation for any further analysis or engineering decisions made based on the surveyed data.