UPDATE: The road has now been cleared and delays are easing.

DELAYS are building after a crash blocked a lane of a Hampshire motorway. 

One lane is said to be currently blocked on the northbound carriageway of the M3. 

This is due to a crash which has taken place between Junction 12 for Chandler's Ford and Junction 11 for Winchester.

Now heavy delays are building in the area. 

Police were called at 1.49pm to the incident. 

They said that the crash involved a car that was towing a caravan. 

A police spokesperson said: "No other vehicles are believed to be involved and no injuries have been reported to us at this time."