Wastewater Treatment Facility Improvements, Sandwich

Wastewater Treatment Facility Improvements

City of Sandwich, Illinois

EEI provided design and construction engineering services for the wastewater treatment facility (WWTF) improvements, funded by a $13 million SRF low-interest loan. The project consisted of installing facilities at WWTF to achieve compliance with the 1.0 mg/L and future 0.5 mg/L phosphorus NPDES permit limit and various WWTF improvements that replaced aging equipment and reduce O&M costs.

Highlights

$12,965,000

2021-2024 (Construction On-Going)

  • Planning, Design and Construction Engineering Services
  • Preparation of Construction Drawings
  • SRF Loan Administration
  • Development of Project Manuals for Bidding
  • IEPA Construction Permitting
  • Advertisement and Bidding
  • Bidding Coordination and Construction Oversight
Improvements Include:
  • New Oxidation Ditch Aerators and VFD’s
  • New Raw Sewage Pumps
  • New Tertiary Cloth Disc Filter
  • New Chemical Feed Storage and Feed Facility
  • Addition of Two (2) New Aerobic Digesters
  • Renovations of Three (3) Existing Aerobic Digesters with New Diffusers and Blowers, and Covers
  • Significant Electrical Upgrades
  • Full WWTF Capacity Stand-By Electrical Generator
  • Upgraded SCADA System
WASTEWATER SYSTEMS

Project Experience