Police in Sussex County are warning residents to look out for homemade, spiked tire slashing devices found near driveways.

Vernon Township police said they were investigating reports of someone placing the metal devices near driveways and entrances to farms over recent weeks.

“Please report all suspicious vehicles and persons, especially in the overnight hours,” police said in a widely-shared statement on Facebook. “We ask that anyone who has farm-like property to be vigilant and check the end of your driveway when you are pulling in or out.”

Police shared a picture of one of the spiky objects officers recovered. The department’s post generated a flood of responses from locals.

Attention Residents: Over the past couple of weeks, we have received reports of incidents in which someone has been... Posted by Vernon Police on Wednesday, January 30, 2019

“We found these exact ones in our driveway! We've had 6 total flat tires since New Years,” one comment said in response.

The police union in nearby Warwick, New York, also urged residents to report any of the destructive devices.

The homebuilt item appeared similar to a caltrop, a weapon with nails or other spikes sticking up and used throughout history to slow enemy troops or scattered on runways.

Noah Cohen may be reached at ncohen@njadvancemedia.com. Follow him on Twitter @noahyc. Find NJ.com on Facebook.

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