Surveying of old underground mining works using innovative measurement techniques

Abstract

The article describes mine survey works during opening old St. Anthony of Padua water adit in Horni Mesto (Czech Republic) to make it accessible to visitors. The works cover the connecting survey and orientation measurement, traverse measurement of the first opened part, setting-out projection of the end of opened part to the surface to make shall from the surface, new connecting survey and orientation measurement by shaft and traverse measurement of the rest of water adit. Non-standard aids and techniques were used during surveying. One of the tools is a suspended prism holder developed at Institute of geodesy and mine surveying, VSB - Technical university of Ostrava, registered as a utility patent.