Grass Areas, Parking lots, Occasioal Traffic. + Tier 15 Heavy traffic , Road areas AASHTO H-20. Rateing. Handhole are sized up to 36x72 inches . Any info that might be helpfull?? YoopersUp
Sounds like that may be a utility primary vault (one required by the POCO) often they have drawings for such on their websites or available if you ask, often taken from the REA manuals. Here is a link (cut and paste into your address bar) to one from one of the POCO's I deal with.
