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For CAD dwg and PDF files, scroll down to pattern links in 2 specification tables below.
Access Hatch Description
- Orange safety grate system for fall through protection and controlled confined space entry
- Channel frame with 1-1/2" drain coupler on underside of frame
- 1/8" Cushion o-ring gasket
- Pedestrian rated, 300 PSF
- Heavy duty stainless steel hinges
- Exterior of frame coated with black primer
- Stainless steel slam lock with removable plug
- Stainless steel hardware
- Aluminum lift handle
- 1/4" Diamond plate
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Options
- Rim seal gasket
- Additional locking devices
- Cover engraving
- Frame skirt
- Drop down safety grates with lift assisted cover
- Insulated cover
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| Pattern No |
Unobstructed |
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| CAD Link |
Clear Opening |
Dimensions in Inches |
Height |
Diagonal |
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| Aluminum |
O x O1 |
A x A1 |
B x B1 |
C |
D |
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| DT-6AOSG |
30 x 48 |
34 x 55 |
42 1/2 x 63 1/2 |
3 1/2 |
76 7/16 |
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| DT-8AOSG |
36 x 48 |
40 x 55 |
48 1/2 x 63 1/2 |
3 1/2 |
79 15/16 |
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| Pattern No |
Unobstructed |
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| CAD Link |
Clear Opening |
Dimensions in Inches |
Height |
Diagonal |
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| Aluminum |
O x O1 |
A x A1 |
B x B1 |
C |
D |
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| DT-1AOSG |
24 x 24 |
28 x 30 |
36 1/2 x 38 1/2 |
3 1/2 |
53 1/16 |
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| DT-2AOSG |
24 x 30 |
28 x 36 |
36 1/2 x 44 1/2 |
3 1/2 |
57 9/16 |
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| DT-3AOSG |
24 x 36 |
28 x 42 |
36 1/2 x 50 1/2 |
3 1/2 |
62 5/16 |
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| DT-4AOSG |
30 x 30 |
34 x 36 |
42 1/2 x 44 1/2 |
3 1/2 |
61 9/16 |
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| DT-5AOSG |
30 x 36 |
34 x 42 |
42 1/2 x 50 1/2 |
3 1/2 |
66 |
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| DT-7AOSG |
36 x 36 |
40 x 42 |
48 1/2 x 50 1/2 |
3 1/2 |
70 1/16 |
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| DT-9AOSG |
42 x 42 |
46 x 48 |
54 1/2 x 56 1/2 |
5 1/2 |
78 1/2 |
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More Information
Complete list of hatches
- View Images of all Hatch Models »
- Pedestrian Rated 300 PSF, Channel Frame, Weather Tight Access Hatch
- Pedestrian Rated 300 PSF, Angle Frame, Non Weather Tight Access Hatch
- Heavy Duty H-20, Channel Frame, Weather Tight Access Hatch
- Heavy Duty H-20, Angle Frame, Non Weather Tight Access Hatch
- Hatch Options »
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