Phase 1: Berry Lane Drainage Project
The first phase of the recommended improvements was the Berry Lane Drainage Improvements Project, that was substantially completed in fall 2022.
Phase 2: Heather Hill Detention Basin
The second phase of the project includes the construction of a large-scale storm sewer that will run from the Flossmoor Road Viaduct, south on Sterling Avenue to Maryland Avenue, then south on Lawrence Crescent to the Heather Hill Elementary School site into a naturalized detention basin. The basin portion of the overall project was bid for in May 2024, with construction occurring over the summer and final completion of restoration in late summer/early fall 2024.
Phase 3: Lawrence Crescent Storm Sewer
This phase includes the installation of a large-scale storm sewer on Lawrence Crescent, from the newly constructed Heather Hill Elementary School Detention Basin to Maryland Avenue. The project — led by contractor Airy’s, Inc. with construction engineering by Baxter & Woodman — began in June 2025, with substantial completion by Aug. 15, 2025. Final completion — including restoration work — is planned by for Oct. 31, 2025.
Phase 4: Sterling Avenue: Maryland Avenue to Hawthorne Lane
This phase includes the storm sewer installation on Sterling Avenue from Maryland Avenue north approximately 500 feet. Work on this phase is expected in 2026.
Phase 5: Sterling Avenue: Hawthorne Lane to Flossmoor Road Viaduct
The last and final phase of this project is Phase 5, which includes the remaining storm sewer installation on Sterling Avenue to the viaduct. Work on this phase is expected in 2026.