1. Nắp ga cống thân vuông/ The lid gas sewer square

Khối lượng/ Weight: 170 kg;

Tải trọng/ Load: 125 kN.

2. Nắp ga cống thân vuông có bản lề/ The lid gas sewer square was hinged

Thông số kỹ thuật nắp ga cống thân vuông có bản lề/ Technical parameters The lid gas sewer square was hinged

3. Nắp ga cống thân vuông bắt bulong/ The lid gas sewer square caught bulong

Thông số kỹ thuật nắp ga cống thân vuông bắt bulong/ Technical parameters The lid gas sewer square caught bulong

4. Nắp ga cống thân chữ nhật có bản lề/ The lid gas sewer rectangle was hinged

Khối lượng/ Weight: 140 kg;

Tải trọng/ Load: 125 kN.

5. Product Standard EN 124

This European standard specifies the design requirements and test methods for manhole covers and trash racks used in places for vehicles and pedestrians. Depending on the design load and installation location, manhole covers and trash racks are divided into 4 grades: A, B, C, D
Group 1: Grade A, Load ≥ 15 kN ~ 1.5 tons
Only used in places for pedestrians or bicycles.

Group 2: Grade B, Load ≥ 125 kN ~ 12.5 tons.
Use on the mark is, reserved for pedestrians, motorbikes, and parking lots.

Group 3: Grade C, Load ≥ 250 kN ~ 25 tons.
Use on the road, labeling distance on the road is maximum 0.5m and on the pedestrian side is 0.2m.

Group 4: Level D, Load ≥ 400 kN ~ 40 tons. Used on roads, parking lots for all types of road vehicles.