FINAL REPORT from Investigation of railway accident – derailment of locomotives within occurred side collision, serviced DFT № 20691 and DFT № 20698, in Iliyantsi station on 21.01.2022

On 21.01.2022, at 03:13 a.m. from the eight track in Iliyantsi station, DFT No 20691 departed to Ruse North station. The train has an auxiliary locomotive headed No 91522086001-8 with a locomotive driver first-person and a locomotive driver second-person and train locomotive No 91520085005-4 with a locomotive driver first person, behind it two more locomotives No 91520087025-0, accompanied by a locomotive instructor and locomotive No 91520087009-4 accompanied by a locomotive driver and a composition of 24 wagons, 648 tons. The train departed after a regular exit signal and an order of the traffic manager on-duty in Iliyantsi station.

DFT No 20698 with locomotive No 91522086005-9 and locomotive No 91522086005-9 with a locomotive driver I-person and a locomotive driver II in composition of 10 wagons, 108 tons, at the same time the train departed without an authorised signal in the direction of Pirdop Station was composed on the ninth track in Iliyantsi Station. The train passed the closed exit signal and collided laterally at the front of the locomotive of DFT No 20691 on the railway switch No 39. From the subsequent collision, both locomotives derailed with all the wheelsets to the left and right of the rail track. The freight railway undertaking Bulmarket Rail Cargo EOOD operated the two trains.

Because of the collision, the locomotive staff in both locomotives were not injured. Material damages was caused to the derailed locomotives, the rail track, the catenary, and the signalling equipment.

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