Republic of State Geodetic Administration

NATIONALNATIONAL REPORTREPORT OFOF CROATIACROATIA

Martina Kekić, Dipl. Ing. Marinko Bosiljevac, Dipl. Ing. Mr. sc. Marijan Marjanović

EUREF Symposium 2007, London, June 6-9 National Report of Croatia IntroductionIntroduction

On the basis of the Law on State Survey and Real Estate Cadastre, on August 4th 2004 the Government of the Republic of Croatia has adopted Decree on establishing new official geodetic datum and map projections for the Republic of Croatia.

Programe of implementation of new official geodetic datum and map projections with overview of:

• CROPOS (permanent GNSS network of the Republic of Croatia) • renovation of fundamental geodetic network control points • realization of EUVN densification project in the Republic of Croatia

EUREF Symposium 2007, London, June 6-9 National Report of Croatia Permanent GNSS- network of the Republic of Croatia – CROPOS

Čakovec • realization through Croatian Zabok Bjelovar Zagreb National Phare Program Slatina Valpovo Delnice Karlovac Sisak Našice Rijeka Vukovar Poreč Novska Požega Slunj Županja Senj • 30 reference stations Pula

Mali Gospić Lošinj Gračac • situated on the premises of SGA’s regional and local cadastre offices Šibenik Split • project of GNSS-antenna Metković Blato construction is done - 60% installed CROPOS-Design Dubrovnik 1 : 2 500 000 35 km 15 km

EUREF Symposium 2007, London, June 6-9 National Report of Croatia Permanent GNSS- network of the Republic of Croatia – CROPOS • tender for the equipment and for

Čakovec establishing CROPOS system has Zabok th Bjelovar been launched on 4 May 2007 Zagreb Slatina Valpovo Delnice Karlovac Sisak Našice Rijeka Vukovar Poreč Novska Požega • published on the EuropeAid Slunj Županja Senj Pula Co-Operation Office Web site:

Mali Gospić Lošinj Gračac http://ec.europa.eu/europeaid/index_en.htm Zadar

Šibenik • signing of the contract expected in Split Imotski Semptember 2007

Vis Metković Blato • period of 12 month for setting up CROPOS-Design Dubrovnik 1 : 2 500 000 35 km the system. 15 km

• reestablishing IGS sites – Dubrovnik and Osijek

EUREF Symposium 2007, London, June 6-9 National Report of Croatia

Renovation of fundamental geodetic network control points

• as fundamental geodetic network control points (78) are foundation for Croatian Terrestrial Reference System - important to keep their materialization useful

• 2006. – renovation of seven pilars

• 2007. – renovation of ten pilars

EUREF Symposium 2007, London, June 6-9 National Report of Croatia

EUVN densification project

HR106 • 1997 - establishing 8 EUVN

HR006 HR101 points HR002 HR104

HR001 HR102 HR105 HR004 • 2006. - densification of EUVN HR007 HR107 HR008 network → EUVN Densification

HR108 Action (EUVN_DA) project – EUVN HR109 HR111 establishing 12 new sites EUVN_DA establishing 12 new sites HR110 • field works included GPS, HR005 • field works included GPS, HR112 gravity and precise levelling HR103 measurements HR003 0 10 20 3040 50 100 km

EUREF Symposium 2007, London, June 6-9 National Report of Croatia

THANKTHANK YOUYOU FORFOR YOURYOUR ATTENTIONATTENTION

EUREF Symposium 2007, London, June 6-9