anti-theft, safe and easily open;Large area for water leakage;anti- impact,high load-bearing capacity

drainage trench cover is widely used in the urban road, the square, the botanical garden,

the wharf, the airport, the parking lot, the road, each kind of industry, the civil project, etc.

1. This product has high load-bearing capacity with anti-impact property.

2. Cover and frame are joined by hinge. It is anti-theft, safe and easily open.

3. Large area for water leakage with hot dip galvanizing surface treatment, attractive and durable.

I--Carrying 20 tons of weight

II—Carrying 14 tons of weight

III---carrying 6 tons of weight

IV---carrying 2 tons of weight

V---Carrying pedestrian weight

Drain cover size and weight table:

Notes:

1.these drain cover plate applies to the road cross-sectional and longitudinal drain

2.the drains width ranging from 200mm to 550mm

3. a means the steel grating length

4. h means the steel grating height

5. A means the frame length

6. H means the frame height