Back‑Fill Manhole Cover C‑250, NCH2080
Overview:
Back‑Fill Manhole Cover (Tapa para Relleno) complies with Chile standard NCH2080 Class C‑250.
This complete assembly consists of a ductile‑iron ring frame (DI Ring) and a reinforced fabricated steel grid cover (Steel Cover, available in type 10# and 12#).
With fixing holes on the ductile‑iron frame, it allows interchangeability for same‑load‑class units.
Designed for back‑fill pavement installation, widely used for Chile municipal sewer and potable‑water pipeline networks.
Key Features:
- Product standard: Chile NCH2080, Load Class C‑250
- Complete assembly: Ductile‑iron ring frame (DI Ring) + fabricated steel grid cover
- Steel cover offered in two types: 10# and 12#
- Mounting holes on DI frame for field fastening
- Interchangeable within same load‑class product range
- Back‑fill buried installation for pavement areas with medium vehicle traffic
- Main application: municipal sewer & potable‑water networks for Chile projects
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