Medium Duty Cast Iron Trench Grating


Medium Duty Cast Iron Trench Grating
Medium duty cast iron drainage grates and frame provide large free drainage area combined with the versatility of continuous grate sections in overall lengths to suit job conditions. The grates are designed for areas where there is pedestrian traffic only.
The grate is duco cast iron 3/4" (19 mm) thick with 1/2" (13 mm) slots. The frame is steel.
2940 Series features 12" (305 mm) x 24" (610 mm) grates laid in lengthwise.
2950 Series features 12" (305 mm) x 24" (610 mm) grates laid in widthwise.
Downloads
Resource Type | Title | Description | File Size | Action | |
|---|---|---|---|---|---|
![]() | ![]() | Medium Duty Trench Grating [2940 | Single 12" x 24" Grate only; 2941 | 1 Grate with Frame; 2942 | 2 Grates with Frame Laid out Lengthwise; 2943, 2944....2949; 2952 | 2 Grates with Frame Laid out Widthwise, 2953, 2954...2959] | 433 KB | ||
![]() | ![]() | Medium Duty Trench Grating [2940 | Single 12" x 24" Grate only; 2941 | 1 Grate with Frame; 2942 | 2 Grates with Frame Laid out Lengthwise; 2943, 2944....2949; 2952 | 2 Grates with Frame Laid out Widthwise, 2953, 2954...2959] | 540 KB | ||
![]() | ![]() | MGI Brands Flyer (pdf) | 718 KB | ||
![]() | ![]() | The chart will assist in selecting what base material to specify for trench drain systems. The combination of temperature, chemicals and chemical concentration determines resistance of channel material to the applications. | 155 KB | ||
![]() | ![]() | Medium Duty Cast Iron Trench Grating [2952 | 2 Grates laid out widthwise with 24-1/2" (622 mm) x 24-1/2" (622 mm) Frame] | 25 KB | ||
![]() | ![]() | Medium Duty Trench Grating [2940 | Single 12" x 24" Grate only; 2941 | 1 Grate with Frame; 2942 | 2 Grates with Frame Laid out Lengthwise; 2943, 2944....2949; 2952 | 2 Grates with Frame Laid out Widthwise, 2953, 2954...2959] | 540 KB | ||
![]() | ![]() | MGI Brands Flyer (pdf) | 718 KB | ||
![]() | ![]() | The chart will assist in selecting what base material to specify for trench drain systems. The combination of temperature, chemicals and chemical concentration determines resistance of channel material to the applications. | 155 KB | ||
![]() | ![]() | Medium Duty Cast Iron Trench Grating [2952 | 2 Grates laid out widthwise with 24-1/2" (622 mm) x 24-1/2" (622 mm) Frame] | 25 KB |
Specifications
| Optional Materials | Ductile Iron Grate - M, Galvanized Cast Iron -G, Nickel Bronze -NB, Polished Bronze -PB, Rough Bronze -RB |
Models
Typical models are shown below

2940 | Single 12" (305 mm) x 24" (610 mm) Grate only
2941 | 1 Grate with 24-1/2" (622 mm) x 12-1/2" (318 mm) Frame
2942 | 2 Grates laid out lengthwise with 12-1/2" (318 mm) x 48-1/2" (622 mm) Frame
2943 | 3 Grates laid out lengthwise with 12-1/2" (318 mm) x 72-1/2" (1232 mm) Frame
2944 | 4 Grates laid out lengthwise with 12-1/2" (318 mm) x 96-1/2" (1842 mm) Frame
2945 | 5 Grates laid out lengthwise with 12-1/2" (318 mm) x 120-1/2" (3061 mm) Frame
2946 | 6 Grates laid out lengthwise with 12-1/2" (318 mm) x 144-1/2" (3670 mm) Frame
2947 | 7 Grates laid out lengthwise with 12-1/2" (318 mm) x 168-1/2" (4280 mm) Frame
2948 | 8 Grates laid out lengthwise with 12-1/2" (622 mm) x 192-1/2" (4890 mm) Frame
2949 | 9 Grates laid out lengthwise with 12-1/2" (622 mm) x 216-1/2" (5499 mm) Frame

2940 | Single 12" (305 mm) x 24" (610 mm) Grate only
2941 | 1 Grate with 24-1/2" (622 mm) x 12-1/2" (318 mm) Frame
2952 | 2 Grates laid out widthwise with 24-1/2" (622 mm) x 24-1/2" (622 mm) Frame
2953 | 3 Grates laid out widthwise with 24-1/2" (622 mm) x 36-1/2" (927 mm) Frame
2954 | 4 Grates laid out widthwise with 24-1/2" (622 mm) x 48-1/2" (1232 mm) Frame
2955 | 5 Grates laid out widthwise with 24-1/2" (622 mm) x 60-1/2" (1537 mm) Frame
2956 | 6 Grates laid out widthwise with 24-1/2" (622 mm) x 72-1/2" (1842 mm) Frame
2957 | 7 Grates laid out widthwise with 24-1/2" (622 mm) x 84-1/2" (2146 mm) Frame
2958 | 8 Grates laid out widthwise with 24-1/2" (622 mm) x 96-1/2" (2451 mm) Frame
2959 | 9 Grates laid out widthwise with 24-1/2" (622 mm) x 108-1/2" (2456 mm) Frame
(if more than 9 grates - specify total number of grates and overall length - using similar pattern)


