Timothy has written about personal finance, including detailed home renovation and repair cost guides, since 2017. His work covers everything from plumbing and roofing to solar and pest control. Find ...

The US Food and Drug Administration (FDA) has finalized a 2014 guidance that lays out its thinking what is and isn’t a regulated laser product used for surveying, leveling and alignment. While certain ...

No audio available for this content. This column will address why users will be required to perform GNSS occupations when submitting a leveling project to the National Geodetic Survey (NGS) after 2022 ...

To date, the six parts of “Establishing Orthometric Heights Using GNSS” have provided the reader with basic concepts, routines and procedures for understanding, analyzing, evaluating and estimating ...