EBORI Extension, CSO Separations (10142951)

This competitive sealed‑bid solicitation seeks a qualified civil‑construction contractor to execute the CSO 432 & 489 separation portion of the East Branch Ohio River Interceptor (EBORI) Extension. The work includes trenchless installation of a 42‑inch reinforced‑concrete jacking pipe, new storm‑sewer and sanitary‑sewer pipelines (≈ 4,240 LF storm, ≈ 531 LF sanitary), removal and replacement of existing manholes and inlets, extensive utility coordination, soil and groundwater contamination management, and full pavement restoration. The contract is unit‑price based, with allowances for utility relocation, railroad oversight, groundwater treatment, and hazardous‑material handling.