EDGEMOOR, Del., (CBS) — Delaware State Police say a pedestrian is dead after being struck by multiple vehicles on I-495 in Edgemoor.

Police say just before 8 p.m. Thursday, a male was attempting to cross the northbound lanes of I-495 north of Edgemoor Road.

According to investigators, the victim was then struck by an unknown make and model vehicle that had been traveling northbound on I-495. Police say the force of the collision knocked the victim to the ground where he was then struck by multiple vehicles which were also traveling northbound on I-495.

The victim was pronounced dead at the scene, according to police.

Investigators say all of the striking vehicles did not remain at the scene.

I-495 northbound north of Edgemoor Road was closed for about two and a half hours as the crash was investigated and cleared.

This crash remains under investigation by the Delaware State Police Collision Reconstruction Unit.

Anyone with information is asked to contact Master Corporal J. Aube at Troop 2, Glasgow, at 302-365-8483.  Information may also be provided by calling Delaware Crime Stoppers at 1-800-TIP-3333, via the internet at www.tipsubmit.com, or by sending an anonymous tip by text to 274637 (CRIMES) using the keyword “DSP.”