U.S. FOUNDRY & MANUFACTURING CORPORATION
CATCH BASINS
CB-49
USF 4645 MEDIAN DROP INLET FRAME AND GRATE SET SERIES
4 1/2
23
23
48 1/2
46 7/8
10
4 1/2
23
21
21
23
46 7/8
48 1/2
USF 4645-6406 – NORTH CAROLINA
D.O.T. NO. 840.22 STANDARD
DOUBLE GRATE INLET
USF 4645-6408 – NORTH CAROLINA
D.O.T. NO. 840.24 STANDARD
DOUBLE GRATE INLET
1 1/2
26 1/4
3 1/4
2
24
28 5/16
1 1/2
26 1/4
2
24
28 5/16
2
GRATE LOAD FLOW
NUMBER RATING AREA
6406
LIGHT DUTY 650
6408
LIGHT DUTY 590
1.
To order one piece of USF 6406, specify USF 6405.
2.
To order one piece of USF 6408, specify USF 6407.
1.
To order one piece of this grate set,
specify USF 6263.
USF 4644 ANGLE TYPE FRAME
AND 6264 GRATE
USF 4643 NARROW DROP INLET
FRAME AND 6138 GRATE
GRATE LOAD FLOW
NUMBER RATING AREA
6138
HEAVY DUTY 160
GRATE LOAD FLOW
NUMBER RATING AREA
6264
HEAVY DUTY 690
27 1/4
25 1/4
30
2
2
4
11 1/4
16
10
13 1/4
NORTH CAROLINA – D.O.T. NO. 840.13 STANDARD
3 5/8
26 1/4
24 1/8
28 1/4
1 1/2
2 1/4
44 1/8
48 1/4
23
23
9 1/2