Tenders Are Invited For Ortho-Air Photography 2026 in Finland

Work Detail

The Procurement Is Carried Out As A Joint Procurement (A So-Called Procurement Ring), In Which The Municipalities Of Kirkkonummi, Nurmijärvi, Tuusula And Vihti Participate. In This Bidding Process, Aerial Photography And The Production Of A Color Orthoimage Mosaic And A Color Infrared Orthoimage Mosaic For The Regions Of The Four Municipalities In The Spring Of 2026 Will Be Tendered. The Terrain Resolution Of The Orthoimage Mosaic To Be Ordered Is Gsd 5 Cm And Gsd 10 Cm. The Purpose Is That The Kirkkonummi Municipality Area Of ​​438 Km2 Will Be Produced With A Terrain Resolution Of Gsd 10 Cm And The Areas Of Nurmijärvi, Tuusula And Vihdi Municipalities Of 134.5 Km2 Will Be Produced With Gds 5 Cm. The Total Area Of ​​The Areas To Be Photographed Is 572.5 Km2. It Should Be Noted That The Filming Area May Change Or Be Reduced In Some Respects, If The Defense Forces Forbid Filming Restricted Areas. The Selected Supplier Will Take Care Of Obtaining The Necessary Aerial Photography Permits. For The Production Of Orthographic Mosaics, The Areas Must Be Photographed At A Time When The Snow Has Melted In The Areas Of The Municipalities To Be Photographed, But The Leaves Are Not Yet On The Trees. Aerial Photography Should Be Performed With An Aerial Photography Camera Designed For Accurate Photogrammetric Photography. Color Orthoimage Mosaic And Color Infrared Orthoimage Mosaic Of The Areas Must Be Submitted In The Etrs-Gk25 Coordinate System And For Vihti In The Etrs-Gk24 Coordinate System. The Image Formats Are Tiff, Ecw And Jpeg2000 And The Positioning Files Are Tfw, Tab, Ers And Jgw. A More Detailed Description Of The Materials To Be Delivered And The Schedule Is Given In Appendix 1 Technical Identification And Preliminary Schedule. The Delimitations Of The Filming Areas Are Presented In Appendices 6-9, The Delimitations Of The Filming Areas Per Municipality. Images Located On The Borders Of The Shooting Area Are Delivered As Complete Orthographic Frames And Are Not Cut At The Border Of The Shooting Area. The Part Of The Orthoimage Mosaic That Falls Outside The Imaging Area Must Not Contain Information (Not Even Black Color), But A Transparent Alpha Channel Must Be Used. The Edge Of The Mosaic Must Not Have An Edge Line, So That The Mosaic Blends Well With The Adjacent Orthoimages. The Area And Price Of The Filming Area Are Determined Based On The Demarcation Of The Filming Area, So That The Area Outside The Filming Area Is Not Taken Into Account.

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