What was found
(CAN) THE AIRCRAFT LANDED NORMALLY AND SHORTLY AFTER, THE NLG TOUCH DOWN, THE CREW REPORTED AN IMPACT FOLLOWED BY A NOISE AND THE NLG COLLAPSED. THE NLG COLLAPSE DUE TO THE DRAG BRACE CRACKED. THE CREW MENTIONNED ALSO A PROBABLE IMPACT WITH A SNOW BANK FOR SEVERAL REASONS: RUNWAY SNOW CONTAMINATION INCONSISTENT (CLEAR , 4 FT AND SNOW BANKS) SIDE OF THE RUNWAY CLEAR FROM SNOW- SNOW GSE ACTIVITY AT A RUNWAY TEE INTERSECTION (JUST AFTER THE LANDING AREA) THE NLG COLLAPSE DUE TO THE DRAG BRACE CRACK.