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Oldcastle Infrastructure, Vaults
24″ & 30″ Manhole Grade Rings | Vaults | Oldcastle Infrastructure | Model: 24″ DIA. & 30″ DIA. | SKU: OCI-3350
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Precast Grade Rings can be added at vault and manhole access openings to allow the manhole cover to reach grade level. Precast grade rings allow for height adjustability of access openings and are available in a variety of diameters and heights for increased flexibility during vault and manhole installation.
- Modular Construction
- Manhole Coatings
- Grade Rings and Risers
- Offers immediate accessability to maintain and inspect the critical infrastructure
- Customizable sectional design
- Quick and easy install
- Water-based damp-proofing, epoxy-based chemical resistant, and other coating options are available upon request
- Elevate access opening covers to grade
- Available in rectangular and round shapes
- Variety of sizes available
Model: 24″ DIA. & 30″ DIA.
Material: Concrete
Height: Variable
Diameter: Variable
