The objective of the project is to replace the existing filter underdrains with new stainless steel filter
underdrains and miscellaneous improvements. This project is located in San Bruno, California.
https://www.water-technology.net/projects/harry-tracy-water-treatment-plant-long-term-improvements-project-san-bruno-california/
Provide all labor, material, and equipment to Remove and dispose of filter media in tanks & Demo