The covers in San Cristóbal (de las Casas) are generally made of metal {1184| or concrete

 

, and are round

 

, square

 

, or rectangular

 

in shape.
As with other covers in Mexico, many covers here can also be found with two prominent lifting hinges that create a characteristic shape

 

.

No colored or gold-toned covers were found in the city of San Cristóbal, and no city emblems were found on the covers.

Some of the covers were made for CFE - the Federal Electricity Commission

 

.

The function of the covers is determined either by the name of the utility (electricity: CFE

 

) or by the word AGUA (water covers)

 

.

The year of manufacture does not appear on the covers.

Manufacturers
The covers are produced by manufacturers from Mexico: COVASA

 

, Brigam

 

, Cenmex

 

.

Standards
No standard markings were found on the covers located in the city of San Cristóbal.