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The ultimate 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

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