Michigan City Department of Water Works West Intake Extension · Michigan City Department of Water...
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Michigan City Department of Water Works West Intake Extension Presented By: Stanley S. Diamond Ohio Section AWWA September 28, 2017
Transcript of Michigan City Department of Water Works West Intake Extension · Michigan City Department of Water...
Michigan City Department of Water Works
West Intake ExtensionPresented By:
Stanley S. DiamondOhio Section AWWASeptember 28, 2017
Michigan City’s Intakes - 2003
N
Washington ParkBeach
Water Plant
West Intake & Crib
East Intake & CribAbandoned Intake
Dates of Installation
19591959
19141926
Problem Number One - Sand Deposition Around The Shore Wells
First Sea Walls 1834 / Present Sea Walls 1904
Shore Wells and Intake Lines
West Shore Well
East Shore Well
WaterTreatment
Plant
Washington Park
West Shore Well
East Shore Well
East Intake Partial Profile In 2003
35’30’
Problem Number Two -Sand Deposition In East Intake
• Special Recognition to:– Steve Davis, Indiana
Department of Natural Resources
Surf Zone Dynamics
Summer Winter
Lake water levels also impact the location of the sand bars!
Intake Restricted
East Intake Profile
Proposed Intake Improvement Phases
East Intake ExtensionOn-Shore IOn-Shore II
On-Shore III
West Intake Extension
2005 - East Intake Extension
New Intake Pipe
New East Crib
Contractor: Luedtke Engineering Company
2006 On-Shore Phase I Construction
Contractor: Woodruff & Sons, Inc.
2007 On-Shore Phase II
Contractor: Woodruff & Sons, Inc.
2008 On-Shore Phase III –New Access Structure
Last Intake Improvement Project
East Intake ExtensionOn-Shore IOn-Shore II
On-Shore IIIWest Intake Extension
Design and Bid Documents Preparation
Permitting
• IDEM Construction Permit (Not Required)– July 31, 2014 – August 1, 2014
• IDNR Construction Permit– July 27, 2014 - Sept 17, 2014
• IDEM Section 401 Water Quality Certification– July 27, 2014 - Sept 30, 2014
• US Army Corps of Engineers– July 27, 2014 – March 28, 2016 (20 Months!)
Scope of Construction
• Video Inspect Existing Intake Pipe Interior• Backflush & Clean Out Existing Intake Pipe• Re-video Inspect Existing Intake Pipe Interior• Remove Existing Crib• Install New Intermediate Access Structure• Install 1,500’ of 48“ Pre-stressed Concrete Cylinder
Pipe• Install New Timber Crib and Rock Apron• Video Inspect Intake Pipe Interior, Crib, and Apron• Perform Bathometric Survey
Bid Results
• Bid Date: August 18, 2015• Bid Amount: $ 3,459,339.00• Successful Bidder:
Great Lakes’ Marine Construction Equipment
• Tug Boats – Fischer Hayden, Meredith Ashton• Jack-up Work Barge – Hannah Avery• Manitowoc Crane• Dump Scow – Scow 120
Internal Video Inspection Equipment
June 21, 2016
Backflushing Equipment & Piping
Pigging Existing Intake
Demolishing Existing Crib
Special Adaptor Required
Delivering, Staging & Handling PCCP
Installing New Intermediate Access Riser
Digging Trench & Installing Pipe
GLD&M Photo
Pipe Installation Equipment & Materials
• Hydro-pull System• “Cookies” and Sandbags• Temporary Cap• Stone Bedding and
Backfill
Crib Layout & Design
Crib Inlet Funnel & Cleanout Riser
Building Crib
Building Crib
Ballast Compartment Caps
GLD&M Photo
Transporting Crib
GLD&M Photo
Installing Crib
GLD&M Photo
Sinking Crib
Placing Ballast Compartment Caps
Placing Crib Cover
Crib Apron Plan
Crib Apron Section
Constructing Crib Apron
Illinois DOT Riprap #7
Construction Challenges• Weather (Winds)• Rough Lake Conditions• Public Events• Available Dive Time• Trench Failures• Custom Adaptor Fabrication Time• Pipe Delivery & Staging• 12+ Hour Shifts, Weeks at a Time
PHOTO CREDIT: NWI TIMES
Final Internal Video Inspection Equipment
October 11, 2016
Final Crib & Apron Video Inspection
October 26, 2016
Final Bathometric Survey
December 12, 2016
Substantial Completion & Construction Cost
• Substantial Completion: October 28, 2016• Construction Cost
– Original Bid Amount: $3,459,339.00– One Change Order: ($3,000.00)– Final Construction Cost: $3,456,339.00
Final Overall Intake Construction Cost
East Intake Extension - $1,446,954On-Shore Replacements - $3,939,055West Intake Extension - $3,456,339Total $8,842,348
Acknowledgements
• Department of Water Works– Randy Russell, Jim Kintzele Jr., Greg Burnett
• Wessler Team Members– Dylan Lambermont, Ryan Sidler, Michelle Everetts, Amy
Harvell, Brad Robinson, Josh Hood, Doug Stephenson, Dreama Doolittle
• Other Design Team Members– Dr. Ty Lynn, Donohue & Associates
• Great Lakes Dock & Materials– Joe Bailey, Peter Dunning, Adam Helfrey
Subcontractors
• Hibbard Inshore – ROV Video Inspections• Lake Erie Diving – Pressure Testing• Baker Corp – Temporary Pumping• Seaworks – Multibeam Surveying
Questions?
