U.S. FOUNDRY & MANUFACTURING CORPORATION
CATCH BASINS
CB-37
USF 4185 FRAME AND GRATE SERIES
USF 4175 FRAME AND GRATE SERIES
43
36
33 3/4
7
43
33 3/4
35 11/16
1/2
17 13/16
2
4
4
17 3/4
33 3/4
43
17 3/4
1 1/4
2
35 3/4
33 3/4
7 3/16
43
GRATE LOAD FLOW
NUMBER RATING AREA
6166
HEAVY DUTY 480
6319
HEAVY DUTY 297
1.
To order one piece of 6166 grate set, specify USF 6168.
1.
Reversible frame, Slab Type USF 4655.
USF 4180 FRAME AND 6172 GRATE
GRATE LOAD FLOW
NUMBER RATING AREA
6172
HEAVY DUTY 460
34 1/8
36 1/4
1 3/4
4 1/4
40 1/8
36
10 1/2
22 1/8
1 5/8
24 1/4
28 1/8
24
24
1 7/16
1 1/2
3
22
26 3/8
26 3/8
24
3 7/16
22
RESTRICTED GRATE OPENINGS
USF 4185-6155
GRATE LOAD FLOW
NUMBER RATING AREA
6155
MEDIUM DUTY 220
1.
Available with solid cover USF 1609.
USF 4175-6166 SHOWN
USF 4175-6319 SHOWN
ADA COMPLIANT WHEN INSTALLED PROPERLY