HAMILTON, N.J. (CBS) — Authorities are dealing with a messy accident on Interstate-295 in Mercer County Wednesday morning.

New Jersey State Police say a dump truck carrying gravel overturned and spilled out onto the roadway in the southbound lanes of 1-295 near Exit 60 around 10:30 a.m. in Hamilton.

READ MORE: Philadelphia Weather: Flash Flood Warnings Across Tri-State Area As Nor'easter Dumps 2 to 3 Inches On Region

Full Traffic Coverage

READ MORE: Crashes, Wet Roads Plaguing Philadelphia Area On Tuesday Commute

Police say the right lane was temporarily blocked, but the left and center lanes remained open.

Police say the driver of the dump truck was not injured.

MORE NEWS: Pennsbury School Board President Details Violent Threats Made Against Board Members