U.S. FOUNDRY & MANUFACTURING CORPORATION
CATCH BASINS
CB-50
USF 4647 ANGLE TYPE FRAME AND GRATE SET SERIES
2
23
43
23
48 1/4
1 1/2
2 1/4
USF 4647-6018 – NORTH CAROLINA
D.O.T. 840.33 STANDARD
DOUBLE VANE GRATE INLET
USF 4647-6136 – NORTH CAROLINA
D.O.T. 840.29 STANDARD
DOUBLE GRATE INLET
23
22 3/4
26 1/4
28 1/4
43
23
23
2 1/4
48 1/4
1 1/2
2 1/4
23
28 1/4
21 3/4
26 1/4
USF 4646 MEDIAN DROP INLET FRAME AND GRATE SET SERIES
GRATE LOAD FLOW
NUMBER RATING AREA
6403
LIGHT DUTY 280
6405
LIGHT DUTY 325
6407
LIGHT DUTY 295
10
23 1/4
23
25
4 1/2
23 1/4
23
21
25
4 1/2
USF 4646-6405 – NORTH CAROLINA
D.O.T. 840.22 STANDARD SINGLE GRATE INLET
SOUTH CAROLINA DEPT. OF HIGHWAY TYPE 14
USF 4646-6407 NORTH CAROLINA
D.O.T. 840.24 STANDARD SINGLE GRATE INLET
2
28 5/16
24
3 1/4
26 1/4
1 1/2
2
24
26 1/4
28 5/16
2
1 1/2
USF 4646-6403 – SOUTH CAROLINA
DEPT. OF HIGHWAY TYPE 14-MG
1 1/2
3 1/4
2
24
28 5/16
26 1/4
23 1/4
4 1/2
4 1/2
23
25
1.
To order one piece of USF 6018, specify USF 6017.
2.
To order one piece of USF 6136, specify USF 6137.
GRATE LOAD FLOW
NUMBER RATING AREA
6018
HEAVY DUTY 360
6136
LIGHT DUTY 585