Contract and Crew Assignment
On March 4, 2024, the Autonomous Institution of the Republic of Buryatia "Zabaikalskaya Base of Aviation Forest Protection" ("Lesookhrana") entered into contract No. Ф.2024.0006 with LLC "Airline KRYLYA TAIGI". The general director of the airline assigned the crew of the An-2 aircraft, registration RA-40983, to perform forest aviation work monitoring fire danger. The crew was on duty at the landing site Sosnovo-Ozerskoye.
Flight Plan
On the day before the flight, based on a Lesookhrana request No. 45 dated July 4, 2024, for forest aviation work, the airline general director approved the flight assignment No. 05/07-Щ dated July 4, 2024. The assignment defined route No. 12 (according to aviation routes of the Zabaikalsky forest protection base under flammability conditions): landing site Sosnovo-Ozerskoye – settlement Telemba – settlement Gryaznukha – Lake Turkul – settlement Ust-Zaza – landing site Sosnovo-Ozerskoye. The flight plan FPL No. 050202 UHHHZDZI was submitted on July 5, 2024 to the planning and coordination center of the Regional Center of the Unified Air Traffic Management System (Irkutsk) via the Internet flight plan submission system. No airspace usage permission was required. The flight was planned in class G airspace.
Decision to Fly
On the morning of July 5, 2024, information was received via the Remote Monitoring Information System for Forest Fires of the Federal Forestry Agency (ISDM-Rosleskhoz) to the Eravninskoye forestry about the detection of a smoke point on the border of Zabaikalsky Krai and Eravninskoye forestry. The operational headquarters of the forestry decided to dispatch the An-2 RA-40983 to the area of block 256 of Eravninskoye forestry. A map-scheme of fire prevention arrangement of forests in the territory of Eravninskoye forestry is presented in Figure 1. In the scheme, the zone of aviation detection and extinguishing of forest fires is indicated in blue.