1225-40® Manhole Ring
The 1225-40® standard 40″ manhole ring is a durable and dependable stock item, designed to meet the demands of heavy-duty infrastructure projects. H-20 traffic rated when properly installed in reinforced concrete and paired with an H-20 traffic rated cover, this ring ensures reliable performance under high-traffic conditions. Crafted from premium coated cast gray iron (ASTM A48 CL35B or better, AASHTO M306-10 (M105)), it delivers exceptional strength and longevity. Proudly made in the USA, the 1225-40® manhole ring is a trusted choice for quality and performance in critical infrastructure applications.
Contact Bass & Hays or call us at 1-800-258-2278 toll free or 972-263-1360 DFW Metro. Check stock, request technical data, drawings, submittals, BABA, AIS or LEED documentations and certifications, or to place orders.





