U.S. FOUNDRY & MANUFACTURING CORPORATION
CATCH BASINS
CB-24
USF 4105 FRAME AND GRATE SERIES
18
16
17
25
31/4
4 1”
DIA. ANCHOR HOLES
16
18
17
25
4-1"
DIA. ANCHOR HOLES
RESTRICTED GRATE OPENINGS
USF 4105-6225
RESTRICTED GRATE OPENINGS
STEEL RETICULINE GRATE
USF 4105-6627
GRATE LOAD FLOW
NUMBER RATING AREA
6220
HEAVY DUTY 210
6224
HEAVY DUTY 225
6225
HEAVY DUTY 185
6627
H-20 375
28
1 7/16
4 1/2
26
27
35
2 5/16
2 1/2
X 1/4 F.B.
27
35
28
26
4 1/2
2 5/16
1.
Available with solid cover USF 1605.
7 1/8
18
16
17
25
4 - 1"
DIA ANCHOR HOLES
28
2 5/16
4 1/2
26
27
35
1 1/2
28
1 9/16
5/8
2 5/16
4 1/2
26
27
35
4 - 1"
DIA ANCHOR HOLES
18
7 5/16
16
17
25
USF 4105-6220
CONCAVE GRATE
USF 4105-6224