Δ.Ε.Υ.Α.Ρ.
[The symbol of the deer found on pillars in the port of Rhodes]
ΥΔΡΕΥΣΗ
GS
PAm logo
B125 EN124
NF

The lid is similar to other manhole covers made by the same manufacturer, for example Click for cover's details

The deer symbol in the center of the lid is one of the hallmarks of the island of Rhodes, it is a pair of deer that are on pillars in the port of Rhodes and are supposed to protect the entrance to the city.

Δ.Ε.Υ.Α.Ρ. - Δημοτική Επιχείρηση Ύδρευσης Αποχέτευσης Δήμου Ρόδου - Municipal Water Supply and Sewerage Company of the Municipality of Rhodes
ΥΔΡΕΥΣΗ - Water supply

GS - Spheroidal graphite cast iron - a special cast iron in which the crystallization of carbon has been slowed down, which makes it close to steel - also called ductile iron (Thanks to Vuori Susi for the clarification)