Overturned tanker truck causing traffic troubles for drivers in the southbound lanes of the Blue Route in Delco

State Police and emergency crews respond to an overturned tanker truck on the ramp from West Chester Pike to I-476 south.

MARPLE TOWNSHIP, Pennsylvania (WPVI) -- A crash involving a tanker truck caused traffic trouble on a ramp to I-476 southbound in Delaware County on Saturday.

It happened on the ramp from West Chester Pike to the Blue Route just before 7 a.m.

Officials say the tanker truck flipped over a guardrail and went down an embankment.

Injuries have been reported, though no further details have been released.

The cause of the crash remains under investigation.

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Tanker truck flips over on ramp to I-476 south in Marple Twp.