Accident: Rusline CRJ1 at Tomsk on Feb 3rd 2020, nose gear collapse on landing

A Rusline Canadair CRJ-100, registration VQ-BNB performing flight 7R-823 from Ekaterinburg to Tomsk (Russia) with 32 passengers and 3 crew, landed on Tomsk’s runway 21, touched down safely and slowed when at about 80 knots over ground the nose gear collapsed. The aircraft skidded to a stop on the runway. There were no injuries, the aircraft sustained substantial damage.

Rosaviatsia reported the nose gear collapsed at about 80 knots during roll out, the passengers were evacuated. No injuries occurred, the aerodrome needed to be closed until the aircraft could be moved off the runway onto taxiway D (about 1500 meters/5000 feet down the runway).

The West Siberian Transport Prosecutor ordered an examination of the runway.

Metars:
UNTT 030000Z 11002MPS CAVOK M19/M21 Q1018 R21/490140 NOSIG RMK QFE749=
UNTT 022330Z 10001MPS CAVOK M18/M20 Q1018 R21/490140 NOSIG RMK QFE749=
UNTT 022300Z 10001MPS CAVOK M18/M20 Q1019 R21/490140 NOSIG RMK QFE749=
UNTT 022230Z 10002MPS CAVOK M18/M20 Q1019 R21/490140 NOSIG RMK QFE749=
UNTT 022200Z 10002MPS CAVOK M17/M20 Q1019 R21/490140 NOSIG RMK QFE749=
UNTT 022130Z 10002MPS CAVOK M17/M20 Q1019 R21/490140 NOSIG RMK QFE749=
UNTT 022100Z 10003MPS CAVOK M17/M20 Q1020 R21/490140 NOSIG RMK QFE750=
UNTT 022030Z 10003MPS CAVOK M17/M19 Q1020 R21/490140 NOSIG RMK QFE750=
UNTT 022000Z 10003MPS CAVOK M16/M19 Q1020 R21/490140 NOSIG RMK QFE750=
UNTT 021930Z 11003MPS CAVOK M16/M19 Q1020 R21/490140 NOSIG RMK QFE750=
UNTT 021900Z 12003MPS CAVOK M16/M19 Q1021 R21/490140 NOSIG RMK QFE750=

The aircraft on the runway:

The collapsed nose gear: