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Estimated delivery: June 11 – June 15
The EMCO Wheaton A0721-308A is the extended-height version of the 3-bolt 8" monitoring well manhole, standing 12.8" tall compared to the standard 8.8" A0721-308. White ductile iron lid, galvanized steel skirt. 13.7 lbs, AASHTO H20 rated.
Key Features
- AASHTO H20 wheel loading — safe for roadway, parking lot, and sidewalk installations
- Bolt-down (3 Bolts) lid — secure closure with fewer bolts for faster access
- Galvanized steel skirt — rigid structural support in compacted backfill
- Painted ductile iron lid — white finish, painted inside and out
Technical Specifications
| Part Number | A0721-308A |
| Nominal Well Size | 8" |
| Lid Type | Bolt-down (3 Bolts) |
| Lid Material | Painted ductile iron |
| Lid Color | White |
| Skirt Material | Galvanized steel |
| Overall Height | 12.8" |
| Clear Hole I.D. | 6.4" |
| Maximum Diameter | 9.4" |
| Weight | 13.7 lbs |
| Load Rating | AASHTO H20 |
| Pallet Quantity | 48 |
Applications
Groundwater monitoring wells, EPA compliance sites, UST (underground storage tank) closure monitoring, environmental remediation, brownfield redevelopment, landfill gas monitoring, and any installation requiring AASHTO H20 traffic-rated well access protection.
About EMCO Wheaton
EMCO Wheaton Retail (a division of ECT Manufacturing) is the industry-standard name in monitoring well access hardware — specified by municipalities, environmental contractors, and federal agencies nationwide.
Questions on sizing, bulk pricing, or custom skirt heights? Call (866) 514-3684 or email us — we ship within the USA and welcome tax-exempt purchasing for qualified accounts.


