2:30 p.m. update: Skyway Bridge traffic is back to normal for the Tuesday evening commute.

2 p.m. update: One lane of northbound traffic is now moving. Southbound lane crash has been cleared.

12:45 p.m. update: Right lane still blocked on Skyway Bridge southbound.

11:50 a.m. update: Northbound all lanes are still blocked; southbound one inside lane/shoulder open at this time.

PREVIOUS STORY: Traffic problems are being reported on the Skyway Bridge after two crashes.

The Florida Highway Patrol is investigating the crashes, which happened Tuesday morning near milepost 11.

The northbound crash involves an overturned dump truck with a spilled load of dirt. Traffic is passing along the shoulder.

The second crash occurred southbound, also near milepost 11 and has caused a roadblock.

Injuries have been reported, though the extent of the injuries wasn't immediately known.

Check back for updates.