The client required underground surveying of an existing subway tunnel that was located in close proximity to a proposed storm water pump station facility. Using a modern robotic total station instrument with direct reflectorless distance measuring capability and a 3-D laser scanner, Taylor Wiseman & Taylor (TWT) performed an accurate, internal location survey of the…
Taylor Wiseman & Taylor was contracted to provide a steel as-built for a nearly 100-year old building that was to be renovated into the Citrix headquarters in Raleigh. The building had previously been the Dillon Supply warehouse. TWT decided that laser scanning would provide the best solution and most accurate results. The environment was challenging…