Screw identification

Hi,

I found the screw shown in the linked pics while sweeping my driveway. 3 cars (a Toyota Vitz (Yaris), a Toyota Platz and a Volkswagen Polo are regularly parked in this driveway.

Can anyone identify this screw please.

best regards,

Victor

https://www.dropbox.com/sh/vghqyb7yn...VQUb8HOIa?dl=0