For CAD dwg and PDF files, scroll down to patterns links in the table below.

Pattern No
CAD Link	B	C	D	E	F	X
1182A	32	24	22 1/2	3	22 1/2	1 3/8
1197	34	24	22 3/8	7	24 1/2	1 3/8
1184	34 1/4	25 3/4	24	8	27 1/8	1 3/8
1196	34	25 3/4	24	6	26 7/8	1 3/8
1184-4	32 3/4	25 3/4	24	4	26	1 3/8
1179	34	22 3/4	21	9	24 1/2	1 3/4
1186D	36	30	28	4	30 1/4	1 1/2
1187D	38	32	30	4	30	1 1/2
1187A	40 3/4	32	30	6 1/2	32 3/4	1 1/2
3256	36	26	24	7	27 3/4	1 1/2
Radial-style grate available Reversible frame Radial grate only

Radial Grate

Heavy duty AASHTO H-20 Machined bearing surfaces Options Available in bolted units Dished Grate available for patterns 1182A 1197 1184 1196 1187D 1187A