Update: 6:30 p.m.
DriveBC now reports the Trans-Canada Highway is open again 19 km west of Revelstoke after a vehicle incident closed the highway earlier today.
In a tweet, DriveBC indicated there could be delays due to congestion after the crash.
— DriveBC TOK (@DriveBC_TOK) December 28, 2017
Update: 3:30 p.m.
The Trans-Canada Highway remains closed in both directions from Sicamous to Revelstoke.
Drive BC reports the vehicles have been removed and a a clean up is in progress with an estimated time of opening at 4:30 p.m.
The Trans-Canada Highway is closed near Three Valley Gap after a collision that injured six people took place at approximately noon today, Dec. 27.
BC Emergency Health Services reports three ground ambulances and one air ambulance were sent to the scene of the crash. Two patients are reported to be in critical condition while four more were taken to hospital for treatment.
Both directions of the highway are shut down as of 2 p.m. 19 kilometres west of Revelstoke and Drive BC reports an assessment is in progress.
There is currently no detour available.
Drive BC is reporting an estimated time of opening for the highway at 5 p.m. with the next assessment update taking place at 3:30 p.m.
One witness stopped in traffic is reporting they were told at approximately 1 p.m. that the wait would be at least four more hours.
Reports indicate multiple vehicles are involved.
More to come as information becomes available.