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Manhole Covers Site

Load Standard: ANSI (77) TIER 8

General (Click to show or hide)

Standard 77 of the American National Standards Institute (ANSI), specifies permissible load levels for lids that are supposed to withstand traffic load.
TIER 8 - intended for pavements. The cover is supposed to withstand a load of 8000 pounds.

A document that includes Standard 77 of the ANSI with the load level https://wagtail-prod-storage.s3.amazonaws.com/documents/ANSI_SCTE2077202017.pdf

The Standard in the site (Click to show or hide)


An example of a cover that carries the standard on the "ultimate manhole covers" site. From this lid the picture that appears in the general section was taken.
There are 3 manhole covers in the site that has this maximum load mark
Click for all the covers with this standard

Click for the rest of the standards in the site

This standard can be found in the following 2 countries (in parentheses is the number of covers in the country):
 USA (2)     Canada (1)   

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