1. Deer Creek Tunnel
Municipal Engagement
June 13, 2013
1

2. Agenda
Welcome and please sign in
MSD mission
Project Clear defined
– Clear priorities
– Clear communications
– Clear water
Deer Creek Tunnel
Question and Answers
2

3. MSD Mission
Protect the public’s health and the natural
environment through effective wastewater
and stormwater management strategies
3

4. Welcome to Project Clear
Schedule driven by consent decree with
US EPA
23-years in total (started in 2012)
Project Clear is about three central goals:
Clear Priorities, Clear Communications
and Clear Water.
4

5. Clear Priorities
Overflows and Backups Being Addressed
Separate Sewer Areas
– Get the Rain Out – Stormwater Disconnects
– Public System Rehab and Upgrades
– Treatment Plant Enhancements
Combined Sewer Areas
– Gray/Green Infrastructure (Rainscaping)
– Cityshed
5

6. Stormwater Disconnection
6

7. 7 7
Project Areas

8. Clear Communications
Stakeholders Engaged Early in Program
Communities are Vital Partners
Synergies Identified and Developed
Website and Social Media Leveraged
Transparent Communications Key
8

9. 9 9
Website
Learn about all
Project Clear
initiatives on our
website:
www.ProjectClearSTL.org

10. Clear Water – Deer Creek Watershed
10
**REPLACE NAME AND MAP WITH YOUR NEIGHBORHOOD.
DELETE THIS MESSAGE.
Greg Exhibit

11. Deer Creek
Tunnel Corridor
Conceptual Data
– 3.8 Miles
– 18 Foot Diameter
– 5 Municipalities
11

12. Deer Creek Tunnel Project Timeline
Phase I Phase II Phase III
Preliminary Design and
Geotech Investigation
Final Design, Construction Bid
and ROW Acquisition Documents
Construction of the
Project
Estimated Time: 60+ monthsEstimated Time: 18 months Estimated Time: 18 months
Land Acquisition BeginsWe Are Here
12

13. Phases of Project
Planning Effort
Preliminary Design
Final Design
Construction
13

14. Borings
Why are they necessary?
– Tunnel Design
• Verify elevation of strong rock
• Set the depth for tunnel and shaft design
– Identify any geological issues
14

15. Boring
Section
15

16. Borings
How are they performed?
– Schedule
• Work day based on each city’s regulations
• 1-2 weeks at each site (4-6 months duration)
– Not a blasting operation, very little
disturbance
16

17. Borings
What will the public see?
17

18. Tunneling
18

19. Tunnel Shafts
Surface Construction
Number of shafts required
Locations
19

20. Shaft Construction
20

21. Shaft Completion
21

22. Deer Creek Tunnel Project Timeline
Phase I Phase II Phase III
Preliminary Design and
Geotech Investigation
Final Design, Construction Bid
and ROW Acquisition Documents
Construction of the
Project
Estimated Time: 60+ monthsEstimated Time: 18 months Estimated Time: 18 months
Land Acquisition BeginsWe Are Here
22

23. Thank you!
23
www.ProjectClearSTL.org
@ProjectClear-Deer Creek
Project Clear-Deer Creek
MSD Project Manager:
Jeff Smith
(314) 768-2776
JMSMIT@stlmsd.com
Parsons Project Manager:
Ed Sweet
(314) 819-5058
edward.m.sweet@parsons.com