Our INDOT-approved, Buy America certified 15" Pipe Catch Basin Beehive Grate is exclusively a beehive grate casting that fits into 15" pipe bells. It can also accommodate approximately 19" diameter x 2-1/2" deep recess structures. It has a 6-1/4" total rise, which includes a 3-3/4" above-ground rise. Freight shipping is required and Buy America certifications are available upon request. 
 
This casting is equivalent to a Neenah R-4350-C and an EJ 6533.