Combined Sewer Overflow No. 11

Welcome to the CSO No. 11 project page. Please review the following information for details about this project. This page contains updates, contact information, documents, and answers to frequently asked questions pertaining to the CSO No. 11 project. 

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You can easily find this page again by going to LebanonNH.gov/CSO11. 
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  1. Project Information
  2. FAQs
  3. Current Alerts

Project Information

This project is complete with the exception of lawn restoration in the Spring of 2022.

Phase 1 Information

  1. CSO 11 Phase 1 Plans - 100% (PDF)

Phase 2 Information

  1. CSO 11 Phase 2 - 100% Plans (PDF 30MB)
  2. CSO 11 Phase 2 - Cross Sections (PDF 20MB)
  3. CSO 11 Phase 2 Project Status
  4. CSO 11 Phase 2 Schedule

Blasting Information

  1. Blasting Surveys and Notifications (PDF)
  2. Blasting Home Inspection Door Hangers-Information (PDF)

General Information

  1. Mechanic Street Area Projects Presentation (PDF 65MB)
  2. CSO11 Lawn Restoration Letters

Contact Information

Public Works Department

Main: 603-448-3112

Project Contacts

Jay Cairelli
Assistant Public Works Director
Email Jay Cairelli