Over the Edge: Construction Surveying Safety
When you think of a prism, a rainbow easily comes to mind. Water droplets form a type of prism to reflect, refract, and disperse light that results a multi-colored arc. Surveyors think of something else. A surveying prism sets a control point for the rest of the points located at a project site and is an important surveying tool that has a major impact on the quality of your measurements. Conventional prisms are tripod mounted and placed on the ground in an advantageous spot. In most cases, they have to be moved numerous times over the course of a project. In one of our current projects, DAA come up with a solution that added a safety bonus. [caption id="attachment_5808" align="aligncenter" width="725"] A 360 degree prism[/caption] Surveyors Dereck Perry and Johnathan Vaughan, from our Charlottesville office, set 360-degree prisms on rooftops of four adjacent buildings for the UVA Hospital Expansion Project. The prism, put...
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