Crash backs up traffic on I-83 at Mount Rose Ave.
A crash on Interstate 83 in the York area is causing backups Wednesday evening.
The state Department of Transportation website is showing heavy traffic in the interstate's southbound lanes from around Exit 18 — the Mount Rose Avenue exit.
Emergency responders were called to a crash there around 6:15 p.m., according to York County 911.
The heavy traffic goes back beyond Exit 19, which is the Market Street exit, according to PennDOT.