Library Search Library Sort by Most recentA-ZZ-ARelevance Select date Toggle facet Select option Last year (1) Select activity Toggle facet Select option Air navigation services performance review (38) Communications, navigation and surveillance (1) Innovation, research and deployment (1) Facet deactivate Safety (25) Facet deactivate Select product Toggle facet Select option ACAS Safety Bulletin (25) Facet deactivate All-causes delay analysis (101) ANS performance studies (1) Facet deactivate Challenges of growth (1) EUROCONTROL Guidelines (4) EUROCONTROL Specifications (3) EVAIR Safety Bulletin (21) Hindsight magazine (18) Network operations reports (104) Research papers (4) Safety Regulatory Requirements (ESARRs) (6) Special reports (1) Taxi times (19) Top stats (9) User guides (1) Select topic Toggle facet Select option Benchmarking (1) SESAR 1 (1) Reset filtersInnovation, research and deployment Facet deactivate Safety Facet deactivate ACAS Safety Bulletin Facet deactivate ANS performance studies Facet deactivate Search Library Sort by Most recentA-ZZ-ARelevance 26 results found Helicopter low level route operations in controlled and uncontrolled airspace Version 1.3 7 October 2019 Download ACAS II Bulletin - Issue 24 1 November 2018 Download ACAS II Bulletin - Issue 23 20 June 2018 Download ACAS II Bulletin - Issue 22 27 November 2017 Download ACAS II Bulletin - Issue 21 20 February 2017 Download ACAS II Bulletin - Issue 20 15 June 2016 Download ACAS II Bulletin - Issue 19 29 February 2016 Download ACAS II Bulletin - Issue 18 27 May 2015 Download ACAS II Bulletin - Issue 17 18 April 2014 Download Updated progress towards cost-benchmarking of the European air traffic management system Version 2001-024EEC Note 2001/17 1 January 2014 Download ACAS II Bulletin - Issue 16 3 December 2012 Download ACAS II Bulletin - Issue 15 8 May 2012 Download Pagination 1 2 3 Next » Last Contact us × First name Last name Your Email Message I agree that my data can be processed in accordance with EUROCONTROL's privacy and data protection policy. We take data management seriously. At EUROCONTROL, we manage your data responsibly and do not provide it to third parties. We only use and process your data to answer your question and for quality control purposes. We apply our internal data protection rules, which are aligned with the General Data Protection Regulation, to all of our data-processing. Read our full privacy and data protection policy to learn more.