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Today13/09/2026
Utilities
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Design of 4 geothermal exploration wells – design, material procurement and turnkey exploration wells
The subject of the public tender is the obtaining of four location permits for the production of exploration geothermal wells, the development and verification of four projects for the production of exploration geothermal wells, the production of four exploration geothermal wells with a well working area and their testing, the installation of deep pumps as part of the production equipment of four exploration geothermal wells, the interference test and the preparation and execution of all service activities, construction works and the procurement of equipment, materials and services, and the turnkey rehabilitation of the well on all four exploration geothermal wells. All exploration geothermal wells (Velika Gorica, Zaprešić, Osijek and Vinkovci) will be located within four different preliminary exploration areas in lowland Croatia (altitude 100-150 m). The exploration wells that are the subject of this public procurement and their depths are: Investigative geothermal well Velika Gorica GT-2 - depth 2.300m +100m Investigative geothermal well Osijek GT-2 - depth 2.000m +100m Investigative geothermal well Vinkovci GT-2 - depth 2.000m +100m Investigative geothermal well Zaprešić GT-2 - depth 2.200m +100m
45255110 - Wells construction work
76400000 - Rig-positioning services
71300000 - Engineering services
71350000 - Engineering-related scientific and technical services
45120000 - Test drilling and boring work
76000000 - Services related to the oil and gas industry
76430000 - Well-drilling and production services
76431000 - Well-drilling services
71000000 - Architectural, construction, engineering and inspection services
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