CMB 03 RT Ground Box Lid
The Oldcastle® 12-1/2″ diameter cast iron traffic box lid, marked “GROUND,” is a durable and reliable solution for concrete traffic boxes. Recommended for H-20 traffic applications when properly installed in reinforced concrete, this stock item is crafted from coated cast gray iron that meets ASTM A48 CL30 or better standards.
Please note: Oldcastle® concrete boxes and concrete meter box cover components are manufactured in the USA. However, all Oldcastle® cast iron components are imported.
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, or place orders.







