The ultimate manhole covers site
or concrete
and are round
, square
or rectangular
in shape.
(these are essentially all the square covers found on the site).
.
.
.
, sewage
, drainage
, etc.), and therefore the number of covers in the “unknown” category
is relatively small.
.
, Gelem
, Wolfman
and others.
and Israeli Standard 489 (equivalent to the international EN124)
.
and its various load classes (B125–D400)
also appear.
Menashe Baruch (15)
,
Gelem Concrete Products (9)
,
Wolfman (9)
,
Vulcan Foundries (8)
,
Yetzikat Hamifratz (6)
,
A. Telitmacher & Sons (5)
,
Yosef Rokach And Sons (5)
,
Reichart Industries (2)
,
Solid Casting (2)
,
Readymix (1)