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Update on RCR Permitting

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Presentation on theme: "Update on RCR Permitting"— Presentation transcript:

1 Update on RCR Permitting
Remaining Items USCOE - Section 404 Permit GAEPD Water Quality Certification (WQC) GAEPD - Water Withdrawal Permit Received timeline back from EPD on 401 WQC Draft 401 WQC will be issued in January 2015 with a 30-day Public Notice of their intention to issue a final 401 WQC / Withdrawal Permit Also Received feedback on Section 404 Permit Analysis is complete, Savannah Corps is transferring funding to allow final analysis report to be drafted Optimistic that all permits will be received in the 1st Quarter of 2015 Speaker: Kelly

2 Paulding County, Georgia
Richland Creek Water Supply Program 30% WTP, Etowah River Intake, and Reservoir Pump Station CMAR GMP Cost Estimate Board of Commission Briefing December 18, 2014 Speaker: Mark

3 Update of GEFA SDI Funding
GEFA SDI - State Direst Investment Funding is a potential source of funding for program GEFA has developed a proposal for the County Must meet with the office of the Governor in order to confirm approval. Was unable to schedule meeting as planned due to the holidays. Plan to meet in January with Paulding County to present proposal Speaker: Kelly

4 Construction Manager at Risk (CMAR)
Design Engineer (ARCADIS) designing the WTP and Pump Stations CMAR (PC Construction) involved during design constructability, value engineering, cost estimates, schedule Owner and CMAR negotiate GMP during design – early determination of construction cost During Construction CMAR provides project insurance, bonding, oversight Subcontractors will be competitively bid Program Manager Speaker: Kelly

5 Richland Creek Water Supply Program Elements
2 Dam and Reservoir River Intake and Pump Station Raw Water Pipelines Water Treatment Plant, Reservoir Intake and Pump Station Distribution System Improvements 3 Speaker: Kelly 1 4 5

6 New Etowah River Intake and Pump Station
New Intake and Pump Station 4 – 15 mgd raw water pumps Will pump in parallel to power releases and during high flow periods Special intake screens designed to prevent impact to fish populations Speaker: Kelly

7 New Reservoir Intake and Pump Station
4-6.8 mgd pumps Space for 4 future pumps Ability to withdraw from the reservoir at 3 different levels within the reservoir Speaker: Kelly

8 New Water Treatment Plant
Ultimately Sized for 36 mgd Initial Sizing of 18 mgd Coagulation, Dissolved Air Flotation (DAF), Filtration, Post Filter GAC Contactors Administration Building that includes process lab, control room, offices, locker rooms, etc. Speaker: Kelly CLO2 Pre-Oxidant Filters GAC Contactors Free Chlorine DAF

9 CMAR Process for 30% GMP Initial Cost Estimate Number of $97,343,000
ARCADIS developed 30% designs for Etowah River Intake, WTP, and Reservoir Pump Station Design Coordination meetings between Designer, CMAR, and PM throughout November Initial Cost Estimate Number of $97,343,000 Speaker: Kelly

10 Conducted Value Engineering Exercise
PC, ARCADIS, and Brown and Caldwell reviewed design looking for cost saving opportunities Maintain reliability / performance Consider long term operations and maintenance Looked to leverage contractors experience Were able to focus on high cost elements of design Identified 55 different potential cost reductions Speaker: Kelly

11 Example VE Item – Raw Water Pump Station
Located Pumps at Intake to reduce excavation Speaker: Kelly Original Revised

12 Example VE Item – WTP Chemical Building
Consolidated chemical building to utilize common wall construction Speaker: Kelly Original Revised

13 Example VE Item – WTP GAC Contactors
Changing to vessel style contactor (similar to CCMWA) GAC system savings and reduction in hydraulic profile (saves on excavation and rock removal) Speaker: Kelly Original Revised

14 Revised 30% CMAR Price $83,714,000 Will likely come down another $1,900,000 once we confirm that GreyStone Power / Georgia Power can provide dual electrical feed to the WTP Site Includes $2,000,000 contingency that will be reduced in the next 60% GMP Estimate. Speaker: Kelly

15 Next Steps Proceed with design to the 60% level
Continue to drive cost down throughout the design process Should reach the 60% GMP level in May of 2015 Will present to the commission again at that time Recommend a meeting in January or February with BOC (once SDI funding is finalized) to present overall financial plan for the reservoir and planned initial distribution capacity Speaker: Kelly

16 Revised 30% CMAR Price Speaker: Kelly

17 NPV Analysis

18 Questions? Speaker: Kelly

19 Reservoir Dam Design Speaker: Kelly

20 Reservoir Dam Design Speaker: Kelly

21 Reservoir Dam Design Speaker: Kelly

22 Reservoir Dam Design Speaker: Kelly


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