San Diego, CA

About This Project:

Alvarado Water Treatment Plant Phase 3
Flocculation/Sedimentation Basins Rehabilitation

Location: San Diego, California
Contract: $12,250,000

  • Expansion of plant capacity from 120 MGD to 200 MGD.
  • Partial demolition of both flocculation basins and associated systems and structures.
  • Construction of new cast-in-place concrete structure totaling 4000 CY influent, effluent, and overflow channels; flocculation basins and flocculation systems.
  • Modification of the settled water conduit to accommodate conveyance of ozonated settled water.
  • Rehabilitation of Sedimentation Basins 1 & 2.
  • Removal and replacement of the chain and flight system, replacement of weir plates, upgrade of sludge collection and conveyance system.
  • Installation of 135’ of 54” steel underground pipe.
  • Support of existing structures with approximately 2000sf of beam & lag shoring system.
  • Construction of a new chemical feed building of masonry and structural steel.
  • Installation of new electrical and instrumentation.

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