Little Miami WWTP Solids Disposal with Odor Control (Anaerobic Digestion)



Project Overview

MSD will design and construct an anaerobic digestion facility at the Little Miami Wastewater Treatment Plant (WWTP) in the City neighborhoods of Columbia-Tusculum/East End. This facility will process waste solids from the Little Miami, Polk Run, and Sycamore Creek treatment plants on the east side of Hamilton County. The solids are currently being landfilled.


Project Status

  • In December 2022, MSD awarded this progressive design-build project to Jacobs Project Management Company.
  • Design kicked off in January 2023; 30% design is expected to be completed in April 2024.
  • Construction is anticipated to start in 2024 and run through 2028.


Project Subcontractor Packages

The project team anticipates the following subcontractor packages to be advertised for construction:


  • Early Works Package - soil contamination remediation
  • Earthwork
  • Deep foundations
  • Yard piping
  • Structural concrete
  • Structural & misc. metals
  • Process piping and equipment
  • Steel tanks
  • Masonry
  • Roofing
  • Doors
  • Windows and storefronts
  • Overhead coiling doors
  • Painting & coatings
  • Cranes
  • Fire protection system
  • Plumbing & HVAC
  • Electrical
  • Instrumentation & controls (excludes programming)
  • Site paving
  • Landscaping
  • Construction material testing
  • Woods/plastics
  • Specialties
  • Furnishings
Rendering of new Anaerobic Digestion facility
Preliminary artist rendering of new Anaerobic Digestion facility - subject to change. Landscaping shown is for visual purposes only and has not been finalized.





Proposed Project Schedule


Milestone Activity Milestone Date
Project Introduction Open House Mid-March 2024
Release Packages for Bid April 18, 2024
Bid Proposals Due May 31, 2024
Design-Builder Phase 2 - Notice to Proceed November 16, 2024
Construction Completion September 3, 2027
Substantial Completion August 11, 2028
Final Completion November 9, 2028