2013 Regional Water System Improvements Program Public Hearing March 14, 2013

Transcription

1 In support of Illinois Environmental Protection Agency State Revolving Fund Loan Application 2013 Regional Water System Improvements Program Public Hearing March 14, 2013 Village of Oak Lawn Customer Communities: Village of Chicago Ridge City of Country Club Hills Village of Matteson Village of Mokena Village of New Lenox Village of Oak Forest Village of Orland Hills Village of Orland Park Village of Olympia Fields City of Palos Hills Village of Palos Park Village of Tinley Park

2 Topics Program History Existing Water System Project Drivers Alternatives Analysis Alternatives Screening Proposed Improvements Costs and Rate Implications Loan Application Process Schedule Questions

3 Program History Master Planning Efforts 2008 through 2009 Peer Review / Contract Negotiations 2009 through current Preliminary Engineering Report April 2012 Detailed Design started January 2013

4 EXISTING WATER SYSTEM

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6 Project Drivers Eliminate single points of failure Enable system to provide potable water through 2030 Reduce energy costs Address safety concerns Improve fire flow for Oak Lawn

7 ALTERNATIVES ANALYSIS

8 20'' 16'' 16'' 36'' 8'' 16'' 8'' 20'' 20'' 48'' 42'' 8'' 42'' 54'' 8'' Village of Oak Lawn, IL 2012 Regional Water System Improvements Reich Pump Station 16" Proposed Screen Wall Harker Pump Station From Harker or Reich To North Tinley 24" Proposed Electrical Building (about 60'x30') 24" 48" 60" 24" 60" Orland Park 59,250 people 119 gpcd 7.06 MGD (2008 Usage) MGD (2008 Allocation) MGD (2030 Allocation) 7.34 MGD (Avg DD, ) MGD (Max DD, ) 2.20 Peaking Factor +11% / +2,567 (2002 to 2008 Connection Changes) 14.5 MG Ground Storage 4.7 Elevated Storage 2 MG Existing Northern Pressure Zone Pump Station 2 MG 3 MG 12" ' " Proposed Redundant Discharge Connection Proposed Meter Vault (about 15'x15') 60" 24" 54" 60" 54" 60" 60" Southwest Hwy Orland Park No Connection Proposed Supply Connection 54" Southwest Highway Existing Pump Station Proposed Meter Vault Extension (about 15'x15') 105th St Cicero Avenue 24" PCCP Central Ave ' " 42" 42" 36" ' " ' " Booster Station 1 57 Booster Station 2 To Booster Station 1 24" To South Tinley 163rd Street 12" 16" 30" ' " 42" 30" 11,400 ft McDonough Far West Alternative Railroad Elev 686 ft Regional System Improvements 10,000 ft Proposed Southern Pressure Zone Pump Station 60'' 7,300 ft LaGrange Rd Palos Park 4,689 people 107 gpcd 0.50 MGD (2008 Usage) MGD (2008 Allocation) MGD (2030 Allocation) 0.47 MGD (Avg DD, ) 1.12 MGD (Max DD, ) 2.38 Peaking Factor +7.0% / +120 (2002 to 2008 Connection Changes) 0.3 MG Ground Storage 0.5 MG Elevated Storage Elev 672 ft 9,400 ft 48'' Elev 705 ft Elev 672 ft Park Area East side of Regent Drive / Shoring Supported 15,000 ft McDonough Railroad West/South/Cross to East East side of John Humphrey Drive East side of John Humphrey Drive to West side of 94th Ave West side of 94th Ave West of Regent Drive (in parking area) South side of 151st Street Elev 696 ft South System Improvements Palos Hills Elev 670 ft ") ") Palos Hills To be Relegated to Standby Service 36'' 10'' Ductile Iron New Connection 60'' / Shoring Supported 10x8 Box Culvert/Creek 4,900 ft McDonough Palos Hills 17,665 people 95 gpcd 1.68 MGD (2008 Usage) 2.34D (2008 Allocation) MGD (2030 Allocation) 1.87 MGD (Avg DD, ) 3.7D (Max DD, ) 1.98 Peaking Factor +3.1% / +200 (2002 to 2008 Connection Changes) 4 MG Ground Storage North side of 151st Street Elev 696 ft 88th Ave Palos Hills Connection 114th Street Connection Point to Palos Hills ") 60'' ComEd Corridor Alternative Alternative Terminates at Private Property Boundary North side of 151st Street North side of 151st Street 20'' South/East side of SW Highway 36" PCCP East side of SW Highway East side of SW Highway Cal-Sag South/East of SW Highway (Off of Pavement) South/East side of SW Highway Elev 603 ft Diagonal from East to West side SW Highway North side of 151st Street 10'' Elev 630 ft 80th Ave Center of 121st Street 10'' Palos Park 60'' Diagonal at 76th Avenue SW side of ComEd ROW Tinley Creek 1,700 ft Morris 3,200 ft Robinson ComEd Creek Low Clearance 10'' East side 76th cross to south side of 135th ROW South side of 151st Street 10,900 ft McDonough Center of ROW 2,100 ft Burke Elevated Tank 2 ( Storage) OFE ft To be Relegated to Standby Service Palos Hills Booster Station Elev 595 ft 60'' Center of 121st Street 16'' West side of Harlem Avenue Elev 606 ft Connections South side of 151st Street 10'' 60'' ' " Elev 597 ft 5,600 ft Burke East of SW Highway (Off of Pavement) Center of ROW Center ROW West side of ROW Center of ROW Center of ROW Center of ROW Center of ROW Center of ROW West side of ROW / Shoring Supported Railroad Center of ROW West side of ROW West side of ROW / Shoring Supported Tinley Park 58,322 people 90 gpcd 5.23 MGD (2008 Usage) 6.60D (2008 Allocation) MGD (2030 Allocation) 7.97 MGD (Max MD, June 2007) 4.49 MGD (Min MD, Apr 2007) 1.78 Peaking Factor +15% / +3,459 (2002 to 2008 Connection Changes) 20 MG Ground Storage Elevated Storage CalSag Railroad 10,300 ft Morris Center ROW 14,800 ft McDonough 54'' West side of ROW 20'' 16'' 54'' East side of ROW (Outside of ROW around ponds) to West side ROW Cross-town Connection Common to all Alternatives Worth East side of Harlem Avenue 54'' 20'' South/East side of SW Highway Elev 594 ft Harlem Avenue Tinley Park 60'' Near West Side Alternative Tinley North Elev 740 ft ") 16'' Ductile Iron Proposed Transmission Main Common to all Alternatives Palos Heights Harlem Ave I-294 Center of Harlem Avenue Connections 36" PCCP Connection Center of Oak Park Avenue Elev 732 ft East side of Harlem Avenue 36" 16'' East of Harlem Avenue (Off of Pavement) Cal-Sag East of Harlem Avenue (Off of Pavement) Center of Harlem Avenue Center of Harlem Avenue Center of Harlem Avenue Center of Harlem Avenue Center of Harlem Avenue South side of 159th Street South/East side of SW Highway Stony Creek 6,600 ft Burke I-294 East side of Harlem Avenue Metra Overpass Culvert 7,200 ft Robinson 9,100 ft Morris Box Culvert/ Creek 13,300 ft Morris Tinley Creek Center of Harlem Avenue Center of Harlem Avenue (Pedestrian Undercrossing) South/East side of SW Highway 16'' Ductile Iron 60'' Cook County Forest Preserve ComEd Transmission Line Elev 718 ft South/East side of SW Highway South/East side of SW Highway Chicago Ridge South side of 159th Street 13,300 ft McDonough Ridgeland Ave 8'' South/East side of SW Highway Railroad 36" PCCP Connection Elev 618 ft MWRD Sewer 14,900 ft Hancock DIP 36" 6'' ") Elev 598 ft Chicago Ridge 14,127 people 101 gpcd 1.42 MGD (2008 Usage) MGD (2008 Allocation) MGD (2030 Allocation) 1.47 MGD (Avg DD, ) 2.89 MGD (Max DD, ) 1.97 Peaking Factor +0.21% / +6 (2002 to 2008 Connection Changes) 3 MG Ground Storage South side of 158th Street West side of Central Avenue Elev 662 ft Elevated Tank 1 ( Storage) OFE ft 48'' DIP Elev 660 ft Oak Forest South side of 159th Street South/East side of SW Highway Regional System Improvements 2,700 ft McDonough Oak Lawn 56,280 people 107 gpcd 6.03 MGD (2008 Usage) MGD (2008 Allocation) MGD (2030 Allocation) 7.14 MGD (Avg DD, ) MGD (Max DD, ) 2.12 Peaking Factor 0.08% / +14 (2002 to 2008 Connection Changes) 16 MG Ground Storage 2 MG Elevated Storage Oak Lawn ") ' " DIP 42" 16'' Elev 599 ft Check Valve (to be removed) ' " 42" Elev 597 ft 16'' Central Ave South side of SW Highway DIP ") Booster Station 2 Elev 691 ft Harker Storage and Pump Complex HWL 594 ft 8 MG Ground Storage Elev 678 ft ' " East Side Transmission Main Elev 641 ft Elev 617 ft 8'' Booster Station 1 Elev 670 ft 10'' ") South side of SW Highway Oak Forest 28,051 people 91 gpcd 2.56 MGD (2008 Usage) MGD (2008 Allocation) MGD (2030 Allocation) 2.77 MGD (Avg DD, ) 5.74 MGD (Max DD, ) 2.07 Peaking Factor -0.64% / -54 (2002 to 2008 Connection Changes) 8 MG Ground Storage 2 MG Elevated Storage South System Improvements Culvert/ Creek 10'' ' " 54'' ' " Crestwood Cicero Ave 8'' PCCP Reich Storage and Pump Complex HWL 626 ft 8 MG Ground Storage 48'' South side of SW Highway 30'' Ductile Iron No Connection City of Chicago Southwest Pump Station Kedvale Avenue and 84th Street 48 inch from Chicago Pulaski and 91st Street 30 inch from Chicago Pulaski and 104th Street Robbins Midlothian 159th St Country Club Hills Pulaski Rd 87th St 91st St 95th St 103rd St 111th St 119th St 121st St 127th St 147th St 151st St 167th St 171st St Ü Miles Annotations OFE = Overflow Elevation HWL = High Water Level Elev = Elevation at top of reservoir % Normal = Valve setting - Percent open during average demand % Max = Valve setting - Percent open during maximum demand Avg DD = Average Day Demand Max DD = Maximum Day Demand Max MD = Maximum Month Demand Min MD = Minimum Month Demand Piping Legend Chicago Supply Piping ComEd Transmission Line Corridor Oak Lawn (or Customer Community) Transmission Piping Oak Lawn Distribution Piping Proposed Oak Lawn Distribution Piping Proposed Oak Lawn Transmission Piping (ComEd Corridor Alternative) Proposed Oak Lawn Transmission Piping (Common Alternative) Proposed Oak Lawn Transmission Piping (Far West Alternative) Proposed Oak Lawn Transmission Piping (Near West Alternative) Proposed Oak Lawn Transmission Piping (Variations to Alignment) Water System Facilities Legend Elevated Tanks ") ' " Proposed Oak Lawn South System Transmission Piping (East Alternative 1) Proposed Oak Lawn South System Transmission Piping (East Alternative 2) Proposed Oak Lawn South System Transmission Piping (Far West Alternative) Selected Route Valve Pump Stations Oak Lawn Top Water User Key Facilities and Selected Transmission Main Route October 12, 2012

9 Alternatives Screening 1 = unfavorable 2 = neutral 3 = favorable Alternatives Screening Criteria Far West Alternative ComEd Corridor Near West Alternative (Southwest Highway) Alternative (Harlem Avenue) Constructability Forest Preserve of Cook County Approvability Easement Issues Environmental Impacts Hazardous Sites Environmental Impacts Wetlands Failure Impacts IDOT Approvability Local Business Impacts Maintainability Municipal Customer Approvability Non Municipal Customer Approvability Proximity to Future Customers Public Inconvenience Total Score Engineer s Opinion of Probable Construction Cost at PER Level $168M $165M $169M

10 PROPOSED IMPROVEMENTS

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12 Cost and Rate Implications $165M Community Average Monthly Rate Increase ($/1,000 gal) Chicago Ridge $0.130 Country Club Hills $0.983 Matteson $1.484 Mokena $1.373 New Lenox $1.308 Oak Forest $0.945 Oak Lawn $0.481 Olympia Fields $1.340 Orland Hills $0.917 Orland Park $1.012 Palos Hills $0.788 Palos Park $0.960 Tinley Park $1.085

13 Cost and Rate Implications $ RWS Improvements Transmission System Charges Current Community Retail Charges City of Chicago $ % Percent of total represented by 2013 RWS Improvements 7.5% $ % $ % 14% ($ / 1,000 gallon) $ % 16.5% 11.5% 7% 15.5% 9% 13.5% $6.000 $4.000 $2.000 $0.000 Chicago Ridge Country Club Hills Matteson Mokena New Lenox Oak Forest Oak Lawn Olympia Fields NA Community Rate Not Known Orland Hills Orland Park Palos Hills Palos Park Tinley Park

14 State Revolving Fund Loan Application Process and Benefit Process Pre Application Project Planning Preliminary Environmental Impact Determination Public Hearing Loan Application Bids Benefit 1.93% Interest Rate Repayment Terms

15 Schedule Bid Package Bidding Anticipated Completion Early Out Currently Under Construction Due for Spring 2013 Completion 1 Harker Improvements June 2013 June Reich Improvements September 2013 September Booster Pumping Station Improvements July 2016 December inch Transmission Main from Reich Complex to Calumet Sag Channel 5 60inch Transmission Main of Calumet Sag Channel 6 60 inch Transmission Main through ComEd Corridor to 151 st Street October 2014 December 2016 January 2015 September 2016 April 2015 December Cross Town Connections July 2015 March Palos Hills and Palos Park Connections July 2015 March 2017

16 QUESTIONS??