Standard Precast Grade Rings
Concrete Grade Rings
Concrete Grade Rings are used in our communities to finish elevations for civil products that meet the road elevation such as catch basins and manholes.
Grade Ring Spacers
Concrete Grade Rings
Precast Grade Rings are utilized by on-site contractors to meet final grade elevations in paved areas.
Concrete grade rings are easy to work with and provide compressive strength under municipal cast iron products.
Prefabricated Quality and Durability
Grade rings are supplied to match the cast iron frames which they sit under and there are various options.
Catch basin Grade Rings
50mm heights in full, D-Ring, Highways Style, Side Inlet configurations.
Manhole Grade Rings
50,75, & 100mm height grade rings for 635, 750 & 900mm manhole access openings.
Drawings Downloads
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Standard Manhole Grade Riser Rings
Precast Products for Onsite
Grade Rings are just part of the big picture of civil engineering projects.
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Typical Concrete Pipe Fittings
Learn MoreFittings allow concrete pipe to conform to the civil engineering applications such as lateral connections to PVC pipe, Manhole inspection connections, etc.
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Highway Barriers & Parking Curbs
Learn MoreSafety for roadways in BC and in parking lots can be enhanced by use of the Highway Barrier in high speed corridors and Parking Curbs in parkades or lots.
Better alternative to plastic
Langley Concrete has invested in technologies and equipment to offer a wide range of products for developing civil underground applications.
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