Marbella North Water Campus Phase 1 Facilities and Marbella Well No. 2, located in Glendale, AZ, consists of two new well site including the equipping of two existing wells, site civil improvements including storm water retention basins, paving, grading and site walls at each well Site.

Marbella Well No. 1 site included a pre-fabricated electrical building, backwash equalization system, sodium hypochlorite feed system, a pre-fabricated chemical building, arsenic treatment system, backwash storage basin, pH adjustment via CO₂ injection, and yard piping. Marbella Well No. 2 site included a storm water retention basin, APS equipment, and an approximate 2,500 lineal foot long raw well water transmission line to bring Well 2 raw water to the well 1 site for treatment. The addition of Well No. 2 included the addition of more arsenic treatment vessels, a Well 2 CO₂ system, and a post treatment pH adjustment system design via caustic injection. 

The projects involved extensive coordination with APS to bring power to the site and consultations with numerous departments at Maricopa County for permitting. Valentine assisted in the processes of assigning an address to the site with the addressing department at Maricopa County, submitting for new drinking water source approval and ATC and AOC (for Marbella Well 1) at MCESD, submitting for approval for temporary and permanent construction access with MCDOT, submittal for a military compatibility permit, and working with the Plant and Development Department to obtain a building permit. Valentine had to work cooperatively between the site developer, the County and the client to obtain these permits and ensuring that design documents conformed to count checklists and comments.

Valentine developed a design report, design plans, technical specifications, and cost estimates. Valentine prepared the bid package for Marbella and tabulated the bid results and made a recommendation for award. Construction for Well 1 is complete and construction for Well 2 is in progress. Valentine is currently performing permitting and construction administration services for Well 2.