![Downer Case Downer Case](https://infrapipe.co.nz/wp-content/uploads/2024/03/Downer-Case.png)
Case Study
Downer
Key Facts
- Pipe Medium: Culvert
- Pipe Size and SN Rating: DN3200 SN8
- Product Type: Spiral Wound Pipe
- Material Used: HDPE
- Geographic Location: Hawkes Bay
![Infrapipe - Hawkes Bay Infrapipe - Hawkes Bay](https://infrapipe.co.nz/wp-content/uploads/2024/03/Infrapipe-Hawkes-Bay.png)
Solutions
The previous culvert was deep in a natural sandstone crevice 10 meters from the road level. As a solution, INFRAPIPEā¢ provided the necessary lightweight PE product.
- INFRAPIPEā¢ carried out static calculations to determine the required SN rating as well as supplied installation drawing.
![Lightweight PE Product Lightweight PE Product](https://infrapipe.co.nz/wp-content/uploads/2024/03/Lightweight-PE-Product-235x235.png)
![Static Calculations Static Calculations](https://infrapipe.co.nz/wp-content/uploads/2024/03/Static-Calculations-235x235.png)