Hi All,
Thanks for the reply. The site in located in Delta, BC, Canada. It rains 2/3 of the time here. I've attached a photo of what it was like during construction, lot of water during the Spring, end of summer, fall, and up to mid winter.
Artisi - I hope my attachment help you some more...
Hi All,
Thanks for the comments. I've converted the photo to PDF attached -hopefully this helps.
The system consists of two 2HP sump pumps, a backflow preventer check valve (non-return valve, and the rock pit is buried. Unfortunately, the surrounding ground is mostly clay so it's not very...