Construction Today Vol 22 Issue 5 | Page 22

Bringing me to measurem

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New drone technologies are helping surveyors become strategic partners, bringing greater transparency, efficiency and communication to every phase of development

More than a century ago, my great-great-grandfather worked on construction projects in Millersville, Pennsylvania. A field engineer of German descent, he was known for the precision of his measurements. Key to that precision was his equipment: a brass transit with spider-silk crosshairs and a springloaded tangent screw that helped eliminate elevation errors caused by gravity. That kind of accuracy mattered, because the layout lines they generated were the guide for every brick laid.

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