The manufacturer’s covers are made of metal

 

and are either square

 

or rectangular

 

in shape.
Round covers intended for sidewalks are often surrounded by a square frame to facilitate paving work

 

. This design is characteristic of a considerable number of the manufacturer’s square covers.

No colored or gold-colored covers by this manufacturer have been found.

City emblems appear on some of the covers

 

.

The purpose of the cover is indicated by the letters VW - Vuil Water (wastewater) on sewer covers

 

, or SCHOONWATER (clean water) on water covers

 

.

Standards
The European standard EN124 and its associated load classes appear on some of the covers, with D400 being the most common load class

 

.

The Dutch KOMO standard

 

and standard K13347 (which is part of the KOMO standard)

 

were also found.

Typical Covers
The manufacturer’s covers usually feature a background pattern of squares

 

or diamonds

 

. There are 4 manhole covers in the site that are made by the Manufacturer
Click for the 4 covers made by Weegels Weert (Of these, 0 are best covers)