Tag: Land Surveying

Colored Flags and Underground Utility Markings Keep Everyone Safe

By Nicholas Schramer When people see a crop of colorful flags and paint marks on their property, the reaction usually ranges from annoyance to alarm. What’s going on? Those flags and paint marks are more important than they may first appear. Please resist the temptation to remove them! About the Expert: Nicholas Schramer has more… Read More »

X Marks the Spot: What Is That Thing?

Ever notice those big white X’s painted on roads? If you haven’t, you’ll probably start noticing them now. (And you may also see T- or L-shaped versions). They’re known as aerial targets, and their purpose is to provide control for aerial mapping flights. But it’s not control in the conventional sense of “control freak.” In… Read More »