Leavenworth Lift Station Replacement Project Public Meeting No. 2. September 19, 2011

Transcription

1 Leavenworth Lift Station Replacement Project Public Meeting No. 2 September 19, 2011

2 Agenda Welcome and Introductions CSO Program Overview Leavenworth Lift Station Overall Project Description Contract 1 Contract 2 Schedule Questions and Answers

3 CSO Program Overview

4 Challenges Facing Omaha Meeting the increased requirements of the federal Clean Water Act Balancing the following needs: Regulatory compliance Economic affordability Community acceptance Economic Affordability Community Acceptance CSO Solutions Regulatory Compliance

5 CSO Regulatory Timeline

6 LTCP Costs (2009 Dollars) Project Category Program Cost Deep Tunnel Project $ 442,000,000 Minne Lusa Stormwater Collector Projects $ 113,000,000 High Rate Treatment Projects $ 126,000,000 South Interceptor Force Main Project $ 77,000,000 MRWWTP Improvements $ 91,000,000 Lift Station Projects $ 131,000,000 Storage Structure Projects $ 31,000,000 Sewer Separation Projects $ 614,000,000 Miscellaneous Projects $ 36,000,000 TOTAL $ 1,661,000,000

7 Funding the Program The federal mandate for the Omaha system is to increase wet weather capacity to reduce sewage overflows Contribute to the overflows All area customers Benefit from improvements to regional water quality Will help fund the improvements

8 Average Residential Sewer Bills: Past, Present, and Future $40.00 $35.00 $37.23 $30.00 $25.00 $20.00 $15.00 $10.00 $5.00 $ Monthly Household Bill

9 Program Project Status As of 2 nd Quarter 2011 Completed to Date: 5 Bid/Construction: 3 South Omaha Industrial Area Lift Station South Omaha Industrial Area Force Main and Gravity Sewer Aksarben Village Neighborhood Sewer Separation Study and Design: 28 Future: 68

10 CSO Public Website

11 Leavenworth Lift Station Replacement Overall Project Description

12 Project Goals Improve Water Quality and Meet EPA Requirements Minimize Disruption to Businesses and Residents Integrate Green and Sustainable Solutions as Possible Provide Opportunities for Community Enhancements as Possible Increase Conveyance to the Missouri River WWTP

13 Project Need Existing Leavenworth Lift Station Facility Age?Over 50 Years Old Pumping Capacity?17 Million Gallons Per Day (MGD) Versus 45 MGD Required

14 Getting the Work Done Contract 1? Site Preparation Contract 2?Leavenworth Lift Station Replacement

15 Contract 1 Site Preparation

16 Contract 1 Site Plans

17 Contract 1 Description of Work Site Demolition North of Pierce Street Three Major Structures Construct Easement for OPPD High Voltage Power Line Relocation Prepare for Lift Station Construction

18 Contract 1 Building Demolition

19 How Will This Project Effect My Neighborhood or Business? Work Hours Monday?Friday 7 AM?6 PM Traffic: Contractor Staff Demolition Hauling Limited Concrete and Products Noise Dust

20 Haul Routes and Road Access Defined Primary and Secondary Routes No Anticipated Road Closures Pierce Street and Roadways South of Pierce Street Open to Public for Winter Traffic

21 Contract 2 Leavenworth Lift Station Replacement

22 Contract 2 Site Plan Existing Leavenworth Sewer Site Lift Station Site

23 Contract 2 Description of Work Existing Leavenworth Sewer Site Diversion Structures Underground Piping Electrical Building

24 Contract 2 Description of Work Leavenworth Lift Station Site Construct Lift Station Construct Site Infrastructure Construct Segments of North Sewer, South Sewer, and South Interceptor Force Main Construct Green Solutions

25 Lift Station Site Plan

26 Lift Station Components Grit Removal Basinsfor Rock and Gravel Removal Mechanical Screensfor Floatables Removal Pumpsfor Sanitary and CSO Flow Pumping LoadoutArea for Screenings and Grit Loadout Electrical and Mechanical Office/Restroom

27 Construction Conditions 50 Feet Deep Lower Levels Into Rock Groundwater 2 to 6 Feet Below Surface

28 Leavenworth Lift Station

29 Leavenworth Lift Station Section

30 Green Solutions Minimal Pavement Bioretention Basins Erosion Control Shrubs Trees Native Grasses Rock Parking Area

31 How Will This Project Effect My Neighborhood or Business? General Work Hours Monday?Friday 7 AM?6 PM Blasting for Rock Removal Pre?Blast Survey Test Blast Program Vibration and Air Blast Monitoring Dust Noise

32 How Will This Project Effect My Neighborhood or Business? Traffic: Parking and Trailers Demolition Hauling Rock/Soil Hauling Concrete and Products Hauling

33 Haul Routes and Road Access Defined Primary and Secondary Routes Over Height Loads to Hickory Street Limited Impaired Traffic on Pierce Street Roadways South of Pierce Street Open for Winter Public Traffic Closed for Summer Public Traffic

34 Final Design What s Next? Contract 1 Bid and Award: September&November 2011 Notice to Proceed: January 2012 Final Completion: May 2012 Contract 2 (Tentative) OPPD Work March&May 2012 Bid and Award: March&July 2012 Notice to Proceed: August 2012 Final Completion: December 2014 Start&Up February

35 Contact Information City of Omaha Leavenworth Lift Station Rick Murch Bob Riede, HDR 402?444? ?399?1271 Program Management Scott Aurit 402?926?7082 OPPD Kent Herzog 402?636?3360 Ray Coenen 402?636?3634 MUD Jeff Schovanec 402?504?7905

36 Questions