Lysbilde 1
Transcription
Lysbilde 1
Land surveying in Norway Arve Leiknes Estonia 2013 Associations in Norway • www.njkf.no • 1100 members • Masterdegree • www.geoforum.no • 2000 members • Many employees in municipalities Geodesy in Norway • GNSS – network CPOS • 160 GNSS stations all over Norway • Software from Trimble • Accuracy • 5 cm NE • 8 cm H • Cost about 1000 EUR Geodesi in Norway • GNSS – network Smartnet Topograpich maps and ortophotos • Small scale maps • Norwegian mapping authority • Large scale maps • Common ownership • Norwegian mapping Authority • Municipalities • Power Line companies • Road Authority • etc Underground/overground communication data • No Technical cadaster • Electricity company responsible • Water supply company responsible • … • Commercial technical cadaster in some parts of Norway Underground/overground communications Cadastral surveying in Norway Boundary marks Old (and new) boundary marks Education in Norway • UMB – University of life sciences • Master in Geomatics (5 students) • Master in Land management / administration (30) • Master in Urban planning (30) • Bachelor in Geomatics (20 ) • Gjøvik University college • Bachelor in Geomatics (20) • NTNU . Norwegian technical University • Master in geomatics (10) • Bergen University College • Bachelor in Land surveying and land management (45) • Master in Land management from 2014? Students doing land surveys Cold and snow in June Next day .. .. Concentrated student Cadastral practice •The field meeting •administrated by the teachers •Students observing •Students doing land surveying Land surveying – National park Power lines - Statnett Crossing the fjord Industrial surveying • Modifications of platforms • Update models/drawings of the installations • Certificate to all installations going offshore • Documentation Offshore industry – Quality and secure work analysis Compression and tension Land surveyors – job oportunities • Construction industry • Land surveyor has a key role • 1380 m long • The towers about 200 m high • Total cost 300 mill Euro Laser scanning – data collection • • Fast Offshore survey can be done in the point cloud Laser scanning – data collection • • Fast Offshore survey can be done in the point cloud Laser scanning – measuring in the point cloud Modelling in the point cloud Model of building – as built Mass calculation Tunnel – as built documentation Thank you for your attention