1. Implement reasonable preset and section of the pipeline, and confirm the way and number of Corrugated Steel Culvert Pipe used for each section as deemed appropriate.
2. Confirm the construction site pressure grade to choose the appropriate Corrugated Culvert.
3. Calculate the amount of the repayment of the demand of each section of the pipeline and confirm the fixed amount of the repayment of Corrugated Steel Culvert Pipe.
4. According to the diameter, pressure grade and repayment of the selection of Corrugated Culvert model.
Type of Culvert Pipe Circular tube | Diameter (m) | Wall thickness(mm) | Corrugated type Wave height P(mm)/ wave distance D(mm) |
| WestYosen-0.4 | 0.4 | 2.5,3.0,3.5,4.0 | 13/68,25/75,25/125 |
| WestYosen-0.5 | 0.5 | 2.5,3.0,3.5,4.0 | 13/68,25/75,25/125 |
| WestYosen-0.6 | 0.6 | 2.5,3.0,3.5,4.0 | 13/68,25/75,25/125 |
| WestYosen-0.75 | 0.75 | 2.5,3.0,3.5,4.0 | 13/68,25/75,25/125 |
| WestYosen-0.8 | 0.8 | 2.5,3.0,3.5,4.0,4.5,5.0 | 13/68,25/75,25/125 |
| WestYosen-1.0 | 1.0 | 3.0,3.5,4.0,4.5,5.0,6.0 | 13/68,25/75,25/125,50/150,55/200 |
| WestYosen-1.2 | 1.2 | 3.0,3.5,4.0,4.5,5.0,6.0 | 25/75,25/125,50/150,55/200 |
| WestYosen-1.25 | 1.25 | 3.0,3.5,4.0,4.5,5.0,6.0,6.5 | 25/75,25/125,50/150,55/200 |
| WestYosen-1.5 | 1.5 | 3.0,3.5,4.0,4.5,5.0,5.5,6.0,6.5 | 25/75,25/125,50/150,55/200 |
| WestYosen-2.0 | 2.0 | 3.0,3.5,4.0,4.5,5.0,5.5,6.0,6.5 | 25/75,25/125,50/150,55/200,64/230 |
| WestYosen-2.5 | 2.5 | 3.5,4.0,4.5,5.0,6.0,6.5 | 50/150,55/200,64/230 |
| WestYosen-3.0 | 3.0 | 3.5,4.0,4.5,5.0,6.0,6.5 | 50/150,55/200,64/230 |