U.S. FOUNDRY & MANUFACTURING CORPORATION
AIRPORT
A-5
1.
Hot dipped galvanized steel
frame and cast iron grate.
1.
Hot dipped galvanized steel frame and grate.
2.
Specify security bolting,
if required.
3.
To order one piece of this grate
set, specify USF 6813.
1.
Hot dipped galvanized steel
frame and and cast iron grate.
2.
Bolted for security.
USF 9150 FRAME AND 6810 GRATE
USF 9160 TRENCH FRAME
AND 6257 GRATE
USF 9145 FRAME AND 6175 GRATE
USF 9151 FRAME
AND 6811 GRATE SET
1.
Hot dipped galvanized steel frame and grate.
2.
Specify security bolting, if required.
3.
Designed for 2’-0” x 2’-0” square
clear opening catch basin inlet.
4.
For multiple units, see
USF 9151.
36 1/2
SQ
3 1/4
5
38
SQ
28
SQ
4 1/2
ANCHOR STUDS
28 3/4
3 1/
3/8
x 7 F.B.
24
28 3/4
30
4
24
30
ANCHORS
28 3/4
3 1/2
59
4
53
30
24
ANCHORS
28 3/4
3/8
x 7 F.B.
28 3/4
3/8
x 7 F.B.
24
STAINLESS STEEL BOLTS
2 3/4
29
15 1/2
8 1/2
23 3/4
1 1/2
GRATE LOAD FLOW
NUMBER RATING AREA
6257 164
PSI 205*
GRATE LOAD FLOW
NUMBER RATING AREA
6810 280
PSI 790
GRATE LOAD FLOW
NUMBER RATING AREA
6811 280
PSI 1580
*
FLOW AREA FOR ONE GRATE ONLY
GRATE LOAD FLOW
NUMBER RATING AREA
6175
HEAVY DUTY 675