Category Archives: Civil/Transportation

Protecting Urban History

Researchers demonstrate how lidar, combined with imagery and hyperspectral data, helps prevent costly damage to historic buildings in urban construction zones. With every new underground urban rail or roadway tunnel, deep foundation shaft for a new building, or even simple streetscape upgrade, historically significant archi­tecture in older city centers can become vulnerable. Earth displacement from...

Tunnelling to a New Approach

A surveyor switches from conventional technology to the Trimble SX12, enabling her to match the frenetic pace at six times the speed of multiple-person crews.

Stepping Down

Surveyors sorry to see NSPS executive director Curt Sumner retire As word filters throughout the surveying community that National Society of Professional Surveyors executive director Curt Sumner is stepping down, accolades for the job he’s done over more than two decades in the position come pouring in. “Curt has been a friend and colleague for...

NSPS, Geospatial Firms and Others Support IIJA

In a letter to U.S. senators, the National Society of Professional Surveyors, geospatial firms, AEC firms, and transportation entities urged all senators to support the Infrastructure Investment and Jobs Act (IIJA), saying it will “provide meaningful economic and quality of life enhancements to communities across the country.”  In all, 76 firms urged passage of the...

A Hard Day’s Work

I’m sure some surveyors love doing construction stakeout. Even with the advent of GPS machine control and the associated modeling that goes with that type of work, there are still a lot of stakes being driven into the ground. I am one who would be happy to never pound another stake. Some states require these...