NBRID Wastewater Pond No.2 Slope Stabilization Project, NB 22-01

The project is located at 9625 Steele Canyon Road within the County of Napa. The primary objective of the project is to restore the earthen slope, liner and damaged evaporation system pipe and improve drainage at Wastewater Pond No. 2. HDPE liner will be cut and pulled back to expose the slide at pond bottom. Slumped material will be excavated and hauled to a staging sites across road at Steele Park Report. Approved filled to be placed and compacted in lifts rebuilding the side slop, reshape drainage collection ditches with pipe, reseam and weld HDPE liner then bench wrap along pond perimeter, hauling and disposal of spoils, site restoration and miscellaneous materials required for installation, and start-up and testing.

Engineer estimate: $314,200.