U.S. FOUNDRY & MANUFACTURING CORPORATION
CATCH BASINS
CB-53
USF 4657 FRAME AND 6316 GRATE
USF 4655 SLAB TYPE FRAME
AND 6172 GRATE
GRATE LOAD FLOW
NUMBER RATING AREA
6172
HEAVY DUTY 460
GRATE LOAD FLOW
NUMBER RATING AREA
6316
HEAVY DUTY 416
36 3/4
8 3/8
7
34
38 13/16
24 3/4
1 13/16
1 1/2
2 1/2
22 1/4
26 13/16
34 1/8
36 1/4
40 1/8
10 1/2
36
22 1/8
24 1/4
28 1/8
1 3/4
4 1/4
1 5/8
24
1.
Reverisble frame, Built-Up Type
USF 4180.
USF 4653 FRAME AND 6337 GRATE
USF 4651 FRAME AND 6335 GRATE
GRATE LOAD FLOW
NUMBER RATING AREA
6335
HEAVY DUTY 654
GRATE LOAD FLOW
NUMBER RATING AREA
6337
HEAVY DUTY 317
2
36 1/2
36 1/2
38 3/8
40 3/8
40 3/8
2 3/4
38 3/8
8 1/8
1 5/16
25 3/4
7 1/4
24 1/4
24 7/8
25 3/4
1 1/2
2
2 3/4
24 1/4
24 7/8