Our INDOT-approved, Buy America certified 12" Pipe Catch Basin Beehive Grate is exclusively a beehive grate casting that fits into 12" pipe bells. It can also accomodate approximately 16" diameter x 2-1/2" deep recess structures. It has a 5-1/2" total rise, which includes a 3" above-ground rise. Freight shipping is required and Buy America certifications are available upon request.