VRM-36 Drainage Grate

The standard VRM-36 36″ diameter grate is designed for the VLM-36 angle ring or VRM-36 reversible ring, offering exceptional performance and versatility. Both ring options are H-20 traffic rated when paired with an H-20 rated cover or grate and properly installed in reinforced concrete, ensuring durability in demanding applications. Crafted from uncoated cast gray iron, meeting ASTM A48 CL35B or better and AASHTO M306-10 (M105) standards, this grate is ideal for draining into creeks, rivers, and waterways. Pedestrian-rated grate options and solid covers are also available—call for details. Proudly made in the USA, this stock item delivers superior quality and reliability for infrastructure projects.

NOTE: Grate slot total open area is 480 square inches (actual flow must be calculated by a qualified engineer)

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