Monitoring Manhole Cover, Round 8"x12" Ductile Bolt Down

The EMCO Wheaton A0721-008 is an 8" monitoring well manhole with a painted ductile iron bolt-down lid and polyethylene skirt. The poly skirt resists corrosion in aggressive soil conditions and weighs less than steel — 11.7 lbs total. AASHTO H20 wheel loading for traffic-rated installations.

Key Features

• AASHTO H20 wheel loading — safe for roadway, parking lot, and sidewalk installations
• Bolt-down lid — stainless steel bolts with alignment tabs for secure, repeatable closure
• Polyethylene skirt — corrosion-resistant in aggressive or contaminated soils
• Painted ductile iron lid — black finish, painted inside and out

Technical Specifications

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.