Have you noticed plates on the I-75 on-ramp from the Palmetto Expressway?

We're working to learn more about what they are and why they're there

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If you've recently taken Interstate 75 northbound from the Palmetto Expressway in Hialeah, NBC6 wants to hear from you.

Chopper6 flew over the area on Thursday, capturing what appear to be construction plates slowing traffic on the I-75 on-ramp.

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We're working to learn more about what they are and why they're there. Have you noticed them?

Update: Click here for a full report on the steel plates and their purpose.

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