Highway 1 is closed in both directions just west of Salmon Ram due to a serious accident.
According to DriveBC, the route is closed between White Lake and Ford Road in Tapen, about 14 kilometers west of Salmon Ram.
A social media witness report suggests that four vehicles could be included.
Emergency medical services of BC (BCEHS) said three were taken to hospital in a stable condition.
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DriveBC did not provide the estimated time to reopen the highway.
Discoveries are accessible via Highways 97, 97A and 97B.
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