The EMCO Wheaton A0717-018B is a 18" round manhole with a Cast iron lid and galvanized steel skirt. The bolt-down lid secures with bolts and a ribbed seal for water-resistant closure. Weighs 56.3 lbs. AASHTO H20 wheel loading rated for roadway, parking lot, and sidewalk installations.

Key Features

AASHTO H20 wheel loading — traffic-rated for roadway and parking area installations
Bolt-down lid — ribbed seal provides water-resistant closure with bolted security
Cast iron lid — durable, long-lasting construction
Galvanized steel skirt — rigid structural support in compacted backfill
Concrete anchors included — secure frame installation
Custom skirt heights available — contact us for non-standard depths

Technical Specifications

Part Number	A0717-018B
Nominal Size	18"
Lid Style	Bolt-down
Lid Material	Cast iron
Lid Diameter	17.0"
Maximum Overall Diameter	17.2"
Clear Hole I.D.	14.1"
Skirt I.D.	16.9"
Overall Height	12.0"
Skirt Material	Galvanized steel
Weight	56.3 lbs
Load Rating	AASHTO H20
Pallet Quantity	15

Applications

Monitoring wells, UST sites, water treatment facilities, utility access points, meter pits, valve boxes, and any installation requiring AASHTO H20 traffic-rated access protection.

About EMCO Wheaton

EMCO Wheaton Retail (a division of ECT Manufacturing) is the industry standard in manholes and access covers — specified by municipalities, utilities, and infrastructure contractors 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.

Monitoring Manhole Cover, Round 18" x 12", Steel Lid