A compact excavator B7 Sigma by Yanmar Construction Equipment Europe has produced a big effort in the small German town of Dorfhain, near Dresden. The machine, acquired from the Yanmar dealer SK Baumaschinen, has as a special feature the Sigma boom that enabled it to work very precisely on a driveway located on a difficult slope and with limited swing area.
Milling and paving repair operations for airport runways require particularly high tolerances, an obvious market for 3D control solutions writes Mike Woof. Airport runways require some of the most accurate quality standards and tightest tolerances of any asphalt or concrete surface. This is one area where the high precision capabilities of 3D systems offer clear advantages.
