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Drainage Cast Iron Drain Grate Round Inspection Chamber Cover 850x850 Mm
B125 | |||||
Name | Outer Size | Inter Size | Height | Kg | Pcs/Pallets |
Manhole Cover | 300x300 | 200x200 | 24 | 6.5 | 60 |
400X400 | 300x300 | 24 | 9 | 60 | |
500x500 | 400x400 | 36 | 16 | 30 | |
600x600 | 500x500 | 40 | 26 | 30 | |
700x700 | 600x600 | 40 | 41 | 15 | |
800x800 | 700x700 | 45 | 53 | 16 |
C250 | |||||
Name | Outer Size | Inter Size | Height | Kg | Pcs/Pallets |
Manhole Cover | 400x400 | 300x300 | 35 | 13 | 60 |
500x500 | 400x400 | 40 | 22 | 30 | |
550x550 | 450x450 | 45 | 28 | 30 | |
600x600 | 500x500 | 45 | 30 | 30 | |
700x700 | 600x600 | 50 | 50 | 13 | |
800x800 | 700x700 | 60 | 64 | 12 | |
Square Drainer | 400x400 | 300x300 | 45 | 15 | 60 |
500x500 | 400x400 | 50 | 23 | 30 | |
550x550 | 450x450 | 45 | 26 | 30 | |
600x600 | 500x500 | 55 | 35 | 20 | |
700x700 | 600x600 | 60 | 48 | 13 | |
Manhole Cover | 400x400 | 300x300 | 75 | 21 | 20 |
500x500 | 400x400 | 75 | 32 | 20 | |
550x550 | 450x450 | 75 | 38 | 20 | |
600x600 | 500x500 | 75 | 46 | 10 | |
700x700 | 600x600 | 75 | 57 | 1 |
D400 | |||||
Name | Outer Size | Inter Size | Height | Kg | Pcs/Pallets |
Manhole Cover | 400x400 | 300x300 | 75 | 23 | 40 |
500x500 | 400x400 | 75 | 31 | 26 | |
550x550 | 450x450 | 75 | 35.5 | 20 | |
600x600 | 500x500 | 75 | 45 | 20 | |
700x700 | 600x600 | 75 | 66 | 10 | |
800x800 | 700x700 | 75 | 81 | 10 | |
900X900 | 800X800 | 90 | 110 | 10 | |
Rectangular Manhole Cover | 1000X1000 | 900X900 | 100 | 135 | 10 |
600x800 | 500x700 | 60 | 48 | 10 | |
600x800 | 500x700 | 75 | 60 | 10 |
3) product used
The product was used for the roads / idewalk / highway / airport
1. They are used to carry out inspection, cleaning and removing
obstruction in the sewer line.
2. Manhole allows joining of sewers or changing the direction of
sewer or alignment of sewer or both.
3. They allow the escape of considerable gases through perforated
cover and thus help in ventilation of sewage.
4. They facilitate the laying of sewer line in convenient lengths.
1. Shallow manhole
It is provided at shallow depth of 75-90cm (2'-3'). It is provided
at the beginning of branch sewer or at a place not subjected to
heavy traffic. It is provided with a light cover at its top it is
also called inspection chamber.
2. Normal Manhole
It is provided in sewer line at depth of 150cm with a heavy cover
on its top. It is generally of square shape (or rectangular shape).
3. Deep Manhole
They are provided at depth greater than 150cm with heavy cover at
the top. The size is gradually increased and a facility for going
down is provided.