INSTRUCTIONS FOR READING TABLES ON FOLLOWING PAGES Tables on the following pages listing standard and special size manhole castings include most of the more popular types shown in order of their clear opening, arranged from smaller to larger. The lid types shown below provide a selection of patterns available for the items shown in the following pages. Not all styles are available for each number. When ordering, please specify any or all of the following: 1 2 3 4 5
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Catalog number Lid type required Lettering requirement Fastening device requirement Other considerations
Many of the sizes shown in the tables are available with special lettering or fastening devices on special order. See page 16 for a description of the various fastening devides. LID TYPES AND KEY TO DIMENSIONS IN TABLES
Type “B” Lid Indented Top Design
Type “C” Lid Diamond Top Design
Perma-Grip Surface Neenah’s Perma-Grip cover surface is now available on most of our Type “C” lids. Perma-Grip provides a rough cobbled-type surface for improved traction.
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