U.S. FOUNDRY & MANUFACTURING CORPORATION
CATCH BASINS
CB-26
USF 4122 FRAME AND GRATE SERIES
GRATE LOAD FLOW
NUMBER RATING AREA
6170
MEDIUM DUTY 355
6240
HEAVY DUTY 390
GRATE LOAD FLOW
NUMBER RATING AREA
6172
HEAVY DUTY 460
6190
HEAVY DUTY 285
USF 4120 FRAME AND GRATE SERIES
35
8 1/2
1 3/4
4
32 1/2
46
24
2
21 1/2
35
4 - 7/8"
DIA. ANCHOR HOLES
24
9 3/4
21 1/2
35
4 - 7/8"
DIA. ANCHOR HOLES
35
2
1 3/4
32 1/2
46
4
USF 4120-6170
USF 4120-6240
USF 4122-6172
USF 4122-6190
24
22
2 1/2
1 3/4
1 5/8
28
40
34
36
10 1/2
24
28
22
9 1/2
36
1 3/16
40
1 3/4
34
2 1/2