One of three northbound lanes is closed on the M1 Pacific Motorway at Bar Point due to a two truck crash north of Jolls Bridge.
Traffic is heavy and is queued around 5 kilometres.
Emergency services and traffic crews are on site
Motorists are advised to exercise caution and allow plenty of extra travel time.
For the latest traffic information, visit www.livetraffic.com or download the Live Traffic NSW app.
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