Pavement Riser Rings
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Solid – Cast Iron
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Most economical option
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Cast from Class 30 gray iron
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Machined to fit existing covers in street
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Minimum vertical rise = lid thickness + ½”
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Standard sizes stocked in 2” & 3” rises
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May be stacked for increased height
![](img/pages/content/constructioncastings/riserrings/SolidCastIronRiserRing.png)
Cast Iron Riser Ring
Adjustable – Steel
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Adjust in or out ½” in diameter variance
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Pivoted turnbuckle for positive gripping power
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Installs in minutes
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Minimum vertical rise as little as ¾” – useful in modern paving operations where minimum rise is required
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Expandable Diameter Steel Riser Ring
Catch Basin Risers – Steel
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Square or Rectangular
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Fabricated to your specs.
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Made in America
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Starts at ¾” rise and goes up in ¼” increments
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Provide grate size, thickness, top of hole, bottom of hole on seat and clear ID inside frame
![](img/pages/content/constructioncastings/riserrings/SteelCatchBasinRiser1.png)
Catch Basin Type I