During this period better navigational aids were installed, allowing helicopters to operate during twice per day also during the dark period of the year. Lufttransport was the only bidder for the following contract, which lasts three years from 1 August 2011.
During this period, improved navigation aids were installed, enabling helicopters to operate twice daily, including during nighttime hours. Lufttransport was the sole bidder for a three-year contract that began on August 1st, 2011.