The covers in Azay-le-Rideau are generally made of metal

 

and are square

 

, rectangular

 

, or round

 

.
Occasionally, round covers intended for sidewalks are surrounded by a square frame, which greatly facilitates paving work around them

 

.

No colored or gilded covers were found in Azay-le-Rideau, and no covers bearing city emblems were found.

The names of the cover consumers do not appear on them, and their purpose is generally not indicated.

Manufacturers
Some covers bear the manufacturer’s name: the French PAm

 

or the Spanish Cofunco

 

.

Standards
The common standards are the European standard EN124

 

and the various load classes (C250 - D400)

 

. In addition, the French NF standard can also be found

 

.