3 ms·
>Calculate how much water you actually need to drain. You can use the “100 year flood” values for your locale to get an upper bound on rainfall, then multiple b
by ejstronge 2y ago
>Calculate how much water you actually need to drain. You can use the “100 year flood” values for your locale to get an upper bound on rainfall, then multiple by drainage area
How do you incorporate this into a drain design?
- toomuchtodo 2y agohttps://web.archive.org/web/20240807170330/https://www.ndspro.com/PDFs/Tech-Spec-Guides/definitive-drainage-guide.pdf https://web.archive.org/web/20240807170330/https://www.ndspr... https://web.archive.org/web/20240807170407/https://urban-water.co.uk/french-drain-design-guide/ https://web.archive.org/web/20240807170407/https://urban-wat...
- ejstronge 2y agoBoth of these links include a dry well - if one is draining to daylight, how do you incorporate the 100-yr flow rate?
- toomuchtodo 2y agoCan you share what daylight looks like for your use case? Where is your target for the water to be managed?
- ejstronge 2y agoDaylight means a field whose elevation is below the area to be drained in this case