Interstate 78 eastbound in Springfield has reopened but an accident investigation continues to slow traffic in both directions.

The New Jersey 101.5 Fast Traffic map indicates v very slow traffic between Diamond Hill Road and Exit 48 (Route 24). A police investigation into the accident could close lanes in both directions without notice.

A car headed westbound reportedly ran across the median near Route 24 hitting a car on the eastbound side head on.

Listen for traffic updates every 15 minutes on New Jersey 101.5.