Pressure Type Round Manhole Frames with C/S Bolted Lids
Water-, Gas-, and Steam tight
Heavy Duty for Slab or Built-Up Manholes
Frames in this series are reversible and can be installed
with flange at top for slab construction, or with flange at base for use
with built-up manhole. Slab construction type manhole covers are sized
to fit in the opening of corrugated metal pipe from 12” to 48” in diameter.
Furnished standard with concealed,
watertight pickhole (described in
R-6464 Series.)
Lids sealed with gasket
and fastened with stainless steel bolts.
Units are shipped assembled with gasket glued to lid.
Dimensions in inches
Catalog No.
Catalog No.
No. of
Slab Type
Built-Up Type
A
B
C
E
F
Bolts
Heavy Duty
R-6461 - AH
R-6462 - AH
10 1/4
1 1/2
6 1/2
14 1/2
4
4
R-6461 - BH
R-6462 - BH
13 1/4
1 1/2
9 1/2
17 1/2
4
4
R-6461 - CH
R-6462 - CH
16 1/4
1 1/2
12 1/2
20 1/2
4
4
R-6461 - DH
R-6462 - DH
18 1/4
1 1/2
14 1/2
22 1/2
4
4
R-6461 - EH*
R-6462 - EH*
22 1/4
1 1/2
18 1/2
26 1/2
4
4
R-6461 - FH*
R-6462 - FH*
25 1/4
1 1/2
21 1/2
29 1/2
4
4
R-6461 - GH
R-6462 - GH
28 1/4
1 1/2
24 1/2
32 1/2
4
6
R-6461 - HH
R-6462 - HH
34 1/4
1 1/2
30 1/2
38 1/2
4
6
R-6461 - JH*
R-6462 - JH*
40
1 1/2
36 1/2
44 1/2
4
6
R-6461 - KH
R-6462 - KH
46 1/8
1 1/2
42 1/2
50 1/2
4
6
*Furnished standard with as-cast bearing surfaces.
