Despite repeated complaints over the past few years, the issue of uneven speed breakers and manhole covers remain unaddressed across the city. Besides, the Greater Chennai Corporation (GCC) has yet to ...

This is the moment a Ring doorbell camera caught a thief stealing manhole covers in the middle of the night. Locals in Orpington, Greater London, woke up one morning to discover that several manhole ...

Residents have been left baffled after a man nicked up to 21 manhole covers from a single street in one night. Locals in Orpington, Greater London, woke up on Wednesday morning (October 22) to the ...

Abstract: This paper proposes an antenna solution to improve signal transmission from underground to free space by exciting the gap between the square manhole cover and its frame. At the same time, it ...