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Home
About us
Who We Are
Capabilities
Products
Resources
Projects
Specifications
Terms & Conditions
Home
About us
Who We Are
Capabilities
Products
Resources
Projects
Specifications
Terms & Conditions
Manhole Frames and Covers
Explore our comprehensive range of high-quality castings, fabrications, and infrastructure products
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Product Type
Clear Opening
1
1-1/2
1-1/4
10
10-1/2
10-1/4 x 10-1/4
10-1/8
11-1/2
12
14 x 16
14-1/2
15
16-1/2
17 x 17
17-3/4 x 35-1/4
18
18 x 34
18-1/2
19-1/2 x 45-1/2
19-7/8 x 45-1/2
2
2-1/8
2-3/4
2-7/8
20
21
21-1/2
21-3/8
21-5/8 x 21-5/8
22
22 x 22
22 x 34
22-1/2
22-1/4
22-1/4 x 22-1/4
22-3/8
23
23 x 23
23-1/2 x 45-1/2
24
24 x 24
24-1/4
24-1/8
25-1/2 x 25-1/2
26
26 x 26
26-3/4
27-3/4
28
28-7/8 x 33-3/4
28-7/8 x 45-1/2
28-7/8 x 45-3/4
30
30 x 30
30-1/4
31-3/8
35 x 46-3/4
36
39-1/2 x 45-1/2
39-3/4 x 45-3/4
4-1/4
5-1/4
5-3/4
6
6-3/4
8
8-1/2
8-1/4
9-1/4
Cover Diameter
10-11/16
11-1/4
12
12-1/2
16
18
20
21-1/4
21-3/4
23-1/2
23-3/4
23-7/8
24
24 to 24-1/2
24-1/4
24-3/8
25-1/2
25-3/4
25-3/8
25-5/8
26
26 to 26-1/2
26-1/4
26-3/4
27
27-1/4
27-9/16
29-3/4
3-15/16
3-7/8
31-15/16
31-3/4
31-5/8
31-5/8 to 32-1/8
31-7/8
32
32 to 32-1/2
32-3/8
33-3/4
37-3/4
38-1/4
39-1/4
4
4-1/2
4-1/4
4-1/8
4-7/8
5-1/2
5-5/8
5-7/8
6-3/8
7-1/4
7-5/16
8-1/16
8-1/2
8-7/8
9-1/4
9-5/8
Flow Area
100
105
115
130
135
140
145
150
155
165
175
180
195
20
200
205
215
225
235
250
270
285
305
310
335
345
35
405
415
450
55
600
95
Frame Height
1-9/16
10
10-1/2
12
2-1/2
2-1/4
2-5/8
3
3-1/2
3-3/4
3-3/8
4
4-3/8
5
5-1/2
5-1/4
6
6-1/2
6-1/4
7
7-1/2
75
8
9
9-1/2
Grate Diameter
10-1/4
12
13-1/4
16-1/4
18
20
23-3/4
24
25-3/4
26
26-3/4
27-1/2
30
31-5/8
32
37-3/4
Load Rating
Heavy Duty
Light Duty
M306
Seat Height
1
1-1/16
1-1/2
1-1/4
1-1/8
1-3/4
1-3/8
1-5/16
1-7/8
1-9/16
1/2
13/16
15
2
2-1/2
2-1/4
2-3/8
2-9/16
3
3/4
3/8
5/8
7/8
Cover (Dia.)
10-11/16
11-1/4
12
12-1/2
16
18
20
21-1/4
21-3/4
23-1/2
23-3/4
23-7/8
24
24 to 24-1/2
24-1/4
24-3/8
25-1/2
25-3/4
25-3/8
25-5/8
26
26 to 26-1/2
26-1/4
26-3/4
27
27-1/4
27-9/16
29-3/4
3-15/16
3-7/8
31-15/16
31-3/4
31-5/8
31-5/8 to 32-1/8
31-7/8
32
32 to 32-1/2
32-3/8
33-3/4
37-3/4
38-1/4
39-1/4
4
4-1/2
4-1/4
4-1/8
4-7/8
5-1/2
5-5/8
5-7/8
6-3/8
7-1/4
7-5/16
8-1/16
8-1/2
8-7/8
9-1/4
9-5/8
Cover (WxL)
12 x 12
12-5/8 x 12-5/8
15-3/4 x 17-3/4
18 x 18
23-3/4 x 35-3/4
24 x 24
25-1/4 x 25-1/4
31-1/4 x 31-1/4
Design Type
6" Slab WSNY
A Style Frame
Adjustable Riser
Adjustable Steel
Akron Curb Box
Aluminum Vapor Trap
Base
Box with 2 Hole Lid
Box with Plug Lid
BWSC Shoe
C Style Frame
Cast Iron
Catch Basin Hood
Catch Basin Signs
Columbus Box
Enlarged Base
Erie Box Extension
Erie Box Repair Lid
Fabricated Steel Trap
Fixed Riser
Fixed Steel
Historical Cap
Inner Repair Lid
Louisville #2
Main Tube Cap
Modified Hood
Monitor Frame
NYC Hood
NYC Hydrant
NYC Mainline
Outer Repair Lid
Pioneer Adaptor
Screw
Screw Extension
Screw Riser
Screw Type
Slip
Slip - Bottom Flange
Slip - No Flange
Slip - Top Flange
Slip Extension
Standard Cap
Steel
Top Riser
Top Riser w/ Lock
Touch Read Hole
Trap with Flap
W Style Frame
Worcester Green
Grate Choice
No
Yes
Grate (WxL)
12 x 12
12 X 23-3/4
14 X 23-3/4
18 x 18
20 x 20
20 X 23-3/4
20 x 36
20 x 37-1/2
21-1/4 x 23-7/16
21-3/4 x 35-3/4
21-3/4 x 47-3/4
21-3/4 x 48
22 x 48
23-1/2 x 23-1/2
23-3/4 x 35-3/4
24 X 23-3/4
24 x 24
24-1/4 x 24-1/4
25-1/4 x 25-1/4
25-3/4 x 47-3/4
26 X 23-3/4
26 x 26
27-1/2 x 27-1/2
27-3/8 x 27-3/8
30 x 49-1/2
30 x 49-1/4
30-1/4 x 49-1/2
31-1/4 x 31-1/4
Height Raise
1
1-1/2
1-1/4
1-3/4
10
12
18
2
2-1/2
24
3
4
6
8
Height Range
10-1/2
11-3/16
12
12-9/16
14
16
18
19-22
2-6
20-24
24
25-35
27-31
27-32
27-37
28
28-33
28-38
3
3-1/2ft - 4-1/2ft
30
30-42
33-42
33-43
36
36-48
36-52
36-54
39-49
39-50
39-60
3ft - 4ft
4-1/2ft - 5-1/2ft
4-1/8
40-51
40-61
41-64
42
42-54
42-58
42-60
45-54
45-66
49-62
4ft - 5ft
5-1/2ft - 6-1/2ft
5-18
50-80
51-60
51-71
51-72
52-82
54-72
54-78
5ft - 6ft
6
6-1/2ft - 7-1/2ft
62-82
63-72
63-83
63-84
6ft - 7ft
74-94
7ft - 8ft
9
9-1/4
9-1/8
Pipe OD
10 and 12
12
12 and 15
15
16
17
18
24
30
36
4-1/2
5-1/2
5-1/4
6
6 and 8
8-7/8
9
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Clear
Manhole Frames and Covers
Product #13273
Cover (Dia.):
31-15/16
Seat Height:
1-3/8
Clear Opening:
30
Frame Height:
7
Flange ID:
34-3/8
Flange OD:
41 x 41
Load Rating:
M306
Grate Choice:
No
Download PDF
Manhole Frames and Covers
Product #13281
Cover (Dia.):
31-5/8
Seat Height:
1-3/4
Clear Opening:
30
Frame Height:
8
Flange ID:
32-1/2
Flange OD:
39
Load Rating:
M306
Grate Choice:
Yes
Download PDF
Manhole Frames and Covers
Product #13281-WT
Cover (Dia.):
31-5/8
Seat Height:
1-3/4
Clear Opening:
30
Frame Height:
8
Flange ID:
32-1/2
Flange OD:
39
Load Rating:
M306
Grate Choice:
No
Download PDF
Manhole Frames and Covers
Product #13286PA
Cover (Dia.):
31-3/4
Seat Height:
1-1/2
Clear Opening:
30
Frame Height:
8
Flange ID:
32
Flange OD:
43
Load Rating:
M306
Grate Choice:
No
Download PDF
Manhole Frames and Covers
Product #13496PAS
Cover (Dia.):
33-3/4
Seat Height:
3
Clear Opening:
31-3/8
Frame Height:
9
Flange ID:
31-3/8
Flange OD:
44
Load Rating:
M306
Grate Choice:
No
Download PDF
Manhole Frames and Covers
Product #13641
Cover (Dia.):
37-3/4
Seat Height:
1-1/2
Clear Opening:
36
Frame Height:
4
Flange ID:
38
Flange OD:
48
Load Rating:
M306
Grate Choice:
Yes
Download PDF
Manhole Frames and Covers
Product #13641-WT
Cover (Dia.):
37-3/4
Seat Height:
1-1/2
Clear Opening:
36
Frame Height:
4
Flange ID:
38
Flange OD:
48
Load Rating:
M306
Grate Choice:
No
Download PDF
Manhole Frames and Covers
Product #13661
Cover (Dia.):
37-3/4
Seat Height:
1-1/2
Clear Opening:
36
Frame Height:
6
Flange ID:
38
Flange OD:
48
Load Rating:
M306
Grate Choice:
Yes
Download PDF
Manhole Frames and Covers
Product #13661-WT
Cover (Dia.):
37-3/4
Seat Height:
1-1/2
Clear Opening:
36
Frame Height:
6
Flange ID:
38
Flange OD:
48
Load Rating:
M306
Grate Choice:
No
Download PDF
Manhole Frames and Covers
Product #13681
Cover (Dia.):
37-3/4
Seat Height:
1-1/2
Clear Opening:
36
Frame Height:
8
Flange ID:
38
Flange OD:
48
Grate Choice:
Yes
Download PDF
Manhole Frames and Covers
Product #13681-WT
Cover (Dia.):
37-3/4
Seat Height:
1-1/2
Clear Opening:
36
Frame Height:
8
Flange ID:
38
Flange OD:
48
Load Rating:
M306
Grate Choice:
No
Download PDF
Manhole Frames and Covers
Product #13685
Cover (Dia.):
37-3/4
Seat Height:
1-1/2
Clear Opening:
36
Frame Height:
8
Flange ID:
36
Flange OD:
48
Load Rating:
M306
Grate Choice:
No
Download PDF
Manhole Frames and Covers
Product #13685-WT
Cover (Dia.):
37-3/4
Seat Height:
1-1/2
Clear Opening:
36
Frame Height:
8
Flange ID:
36
Flange OD:
48
Load Rating:
M306
Grate Choice:
No
Download PDF
Manhole Frames and Covers
Product #13812
Cover (Dia.):
38-1/4
Seat Height:
2
Clear Opening:
36
Frame Height:
12
Flange ID:
36
Flange OD:
45 x 45
Load Rating:
M306
Grate Choice:
No
Download PDF
Manhole Frames and Covers
Product #13861
Cover (Dia.):
38-1/4
Seat Height:
2
Clear Opening:
36
Frame Height:
6
Flange ID:
36
Flange OD:
45 x 45
Load Rating:
M306
Grate Choice:
No
Download PDF
Manhole Frames and Covers
Product #13886PA
Cover (Dia.):
37-3/4
Seat Height:
1-1/2
Clear Opening:
36
Frame Height:
8
Flange ID:
36
Flange OD:
46 x 46
Load Rating:
M306
Grate Choice:
No
Download PDF
