1. Easterly CSO Program
Collinwood & Nottingham Villages
Development Corporation, July 2013
Northeast Ohio Regional Sewer District

2. Who we are…
• Formed 1972 by Court Order
• Political subdivision of Ohio
– Governed by ORC 6119
• One million customers
– 62 communities across four counties
• 90+ billion gallons wastewater treated
each year

3. …and what we do.
• Wastewater treatment plants
• Interceptor sewers
• Combined sewer overflow control
• Regional stormwater management
• Stream monitoring and
industrial surveillance

5. Easterly CSO Facilities Plan

6. 25 years, $3 billion
Seven CSO Tunnel Systems
– 21 total miles
– 17 to 24 feet wide
– 100 to 200 feet underground

7. Euclid Creek Tunnel (ECT)
Project Overview
• Length: 18,050’ (3.4 miles)
• Diameter: 24’ finished
• Avg. Depth: 200-ft
• 4 Flow Drop Structures
• Near Surface:
– Over 5,000 LF of
Near Surface Sewers
(36” to 90” dia.)
– 30+ Structures

8. Testing in China

9. TBM Assembly

10. Precast Tunnel Segments

11. Tunnel Dewatering Pump Station

12. TDPS Tunnel & Piping

13. TDPS When Complete

14. ECT Shaft 5 (ECT-5)

15. ECT-5 Site Plan & Profile

16. ECT-5 Shaft Excavation

17. ECT-5 Shaft Excavation

18. ECT-5 Shaft Final LiningECT-5 Final Lining

19. ECT-5-4 Temporary Support of
Excavation
ECT-5.4 Shaft Excavation

20. ECT-5.4 Final Lining

21. Construction Detour

22. ECT Community Meeting
Tuesday, September 10, 2013
6:00 p.m.
Cleveland Public Library,
Memorial-Nottingham Branch
17109 Lakeshore Boulevard

23. Contact Info:
Doug Gabriel
Easterly CSO Construction Program Manager
Field Office: (216) 268-5469
@neorsd, @WallyWaterdrop
facebook.com/yoursewerdistrict
euclidcreek.blogspot.com

24. Easterly CSO Program
Collinwood & Nottingham Villages
Development Corporation, July 2013
Northeast Ohio Regional Sewer District