Lansing · Water & utilities

CSO Cherry/Pine/Kalamazoo Sewer Separation

Downtown sewer separation and drainage improvements in the Cherry, Pine and Kalamazoo corridor.

Municipal notice documents actual access restrictions or named construction-stage work; completion unverifiedEvidence: 25 September 2026 city active closure confirmation · Reviewed 31 October 2026

Latest verified development

25 September 2026 city active closure confirmation

City reports Walnut/Kalamazoo already closed and September 25 Pine/Kalamazoo closure for active combined sewer separation construction, with detours scheduled until November 21.

View original record ↗

Project in numbers

25 Sep 2026City confirmed work-zone change
21 Nov 2026Projected detour end
3Named city street corridors

About the project

Includes intersections and underground pipe works; street reopenings and final sewer acceptance are separate milestones.

Verified development history

  1. 31 July 2026 city Kalamazoo closure

    Lansing Public Service first listed or scoped downtown sewer separation and drainage improvements in the cherry, pine and kalamazoo corridor. This identifies the programme rather than a certificate of site start.

    Original evidence ↗
  2. 25 September 2026 city active closure confirmation

    City reports Walnut/Kalamazoo already closed and September 25 Pine/Kalamazoo closure for active combined sewer separation construction, with detours scheduled until November 21.

    Original evidence ↗

What happens next

Confirm a later actual construction notice and owner acceptance before archiving.

What remains uncertain

City project-register and traffic-advisory evidence reviewed 31 October 2026. Road closures describe dated activity, not whole-contract acceptance. Exact construction and completion dates are only asserted where sources support them. Editorial confidence expresses documentary reliability, not probability.

Official maps, designs and site visuals

Original publisher links, not unlicensed photographs or invented project renderings.

Sources and documents

94% editorial confidence · Evidence assessment

Editorial confidence describes how well the cited records support this account. It is not a calibrated probability of project completion. Source event dates are distinct from research review dates.

Sources reviewed 31 October 2026.