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Mississippi River near Metro Plant

> Water > Capital Improvement Program

2008 - 2017 Capital Improvement Program

Metropolitan Plant

Map ID Project Name and Description Phase Authorized in 2008
(Click on the project name for additional project details)
1 MWWTP Electrical Cable Replacement - This project will replace high voltage electrical power distribution cables which are over 30 years old and serve the critical equipment in the blower building and effluent pump station. This project is the first phase of the plan to replace electrical power distribution feeders at the Metro Plant. Construction
2 MWWTP Liquid Waste Discharge Site - Relocates the disposal site for liquid waste haulers from its current location at 3rd and Commercial Street in St Paul to the Metro Plant. Construction
3 MWWTP Solids - Biosolids Storage - This project will implement bio-solids stabilization, storage and utilization, to supplement the fluid bed incineration and energy recovery system that has recently been completed. This project is part of the MWWTP Solids Processing Facility Plan. Construction
4

MWWTP Solids Odor Control, Centrifuge, and Sludge Storage Rehab. - The project will replace the sludge collectors and pumps, and will cover six gravity thickener tanks at the Metro Plant and provide treatment for the odorous air using a biofilter. The gravity thickened sludge pumps will also be replaced under this project. The Metro Plant influent structures will be sealed. Odorous air from the Double Barrel Interceptor will be treated using the East Pretreatment Biofilter. This biofilter will be renovated.

The project also includes the installation of an eighth centrifuge. This also includes require installation of another sludge feed pump, another polymer feed pump and the associated sludge and polymer feed piping. Space has been allocated for this additional dewatering equipment train. Sludge storage tanks will be rehabilitated. The sludge storage odor scrubber system will also be evaluated for possible upgrades or replacement. A sewer cleaning waste handling facility will be added to replace the Fifth and Kittson disposal site.

 Construction
5

MWWTP Space Utilization and Facilities Improvements - Consists of the following: (1) Comprehensive Space Study for the Metro Plant; (2) Complete Decommissioning, Salvage and Demolition plan for facilities and equipment that have no long-term value to the Council; (3) Plant Utilities & Infrastructure Improvements that are necessary for efficient long term plant operations; (4) Process & Process Equipment, which includes the staged replacement or rehabilitation of the plant's process equipment as it reaches the end of its useful life; (5) Evaluation of biosolids stabilization, storage and utilization alternatives; and (6) Evaluations of improvements to ensure reliable screening, grit removal, and phosphorus removal.

Plant utilities improvements will include an on-site electrical power generation facility. This will increase plant reliability and reduce power usage during Excel Energy's peak power demand periods.

 Preliminary Engineering and Design

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East Plants (Eagles Point, Empire, Hastings, Rosemount, and St. Croix Valley)

Map ID Project Name and Description Phase Authorized in 2008
(Click on the project name for additional project details)
6 Empire Plant Service Area Capacity - Implements the recommendations of the Rosemount/Empire Master/Facility Plan to expand the existing Empire Plant from its current capacity to 24 mgd. This will provide service to the existing Empire Plant service area through the year 2030. In addition, a new outfall pipe will be constructed to allow the plant effluent to be discharged directly to the Mississippi River via a route through the City of Rosemount. Construction
7

Empire Plant - Phase II - Provides additional solids processing capacity and adds process equipment units as needed.

N/A
8 Hastings Plant - Consists of siting, facility planning, design and construction of a new 5 mgd wastewater treatment plant to serve the community of Hastings. The new plant will include phosphorus and ammonia removal. The new plant will replace the existing plant located in downtown Hastings near the Mississippi River. Prelim. Engr. and Land Purchase
9 St Croix Headworks and Disinfection - Consists of modifications to the plant's headworks, along with the replacement of screening and grit removal equipment. The project also provides for the replacement of the existing ultraviolet (UV) disinfection system. The project is planned to be initiated in 2011. N/A

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West Plants (Blue Lake, Rogers, and Seneca)

Map ID Project Name and Description Phase Authorized in 2008
(Click on the project name for additional project details)
10 Blue Lake Plant Improvements- Consists of replacing the existing gaseous chemical effluent disinfection system with liquid chemical disinfection; modifying the existing aeration tanks and solids handling facilities to remove phosphorus; rehabilitation of facilities nearing the end of their useful life; improvements to the solids processing facilities and odor control; the addition of anaerobic sludge digestion to supplement the existing sludge dryer for reliability and capacity and to recover energy for dryer use; and improvements to plant utility systems, including standby power. The project also includes the staged expansion of the plant's capacity. Construction
11 Seneca Disinfection & Phosphorus - Consists of replacing the existing gaseous chemical effluent disinfection system with liquid chemical disinfection, modifying the existing aeration tanks and solids handling facilities to remove phosphorus, and improving/rehabilitating the mechanical and electrical systems. Construction
12 Seneca Plant Solids Processing Improvements - Consists of improvements to the plant's solids processing system when the current facilities near the end of their useful life. The project is planned to be initiated in 2013. N/A

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Interceptor System

Map ID Project Name and Description Phase Authorized in 2008
(Click on the project name for additional project details)
13 Blaine Relief Interceptor - This project will plan, design, and construct a relief interceptor to provide additional capacity to serve Blaine, Circle Pines, Lexington, and Lino Lakes.
 Preliminary Engineering and Design
14 Blue Lake System Improvements - This project will provide improvements to meet the long-term conveyance capacity, reliability, and rehabilitation/replacement needs of the Blue Lake Interceptor System. This system includes gravity sewers, 29 lift stations, and single forcemains from each lift station. Where cost effective, such as in the Victoria area, some lift stations will be replaced by deep gravity sewers using tunnel construction methods. In some cases, small lift stations will be consolidated. The remaining lift stations will be expanded and rehabilitated/replaced as necessary. Single forcemains will be upgraded to dual forcemains. Gravity sewers will be rehabilitated and expanded as necessary. The four major project areas are Victoria, Excelsior, Mound, and Wayzata. Construction
15 Blue Lake System Improvements Phase II - This project includes Maple Plain lift station and forcemain improvements, the second phase of the Victoria Area improvements, and increased capacity and rehabilitation in the Chanhassen and Prior Lake areas of the Blue Lake interceptor system. N/A
16 Brooklyn Park Interceptor & LS Rehabilitation - Consists of the rehabilitation of the interceptor, using cured-in-place pipe technology, as well as structural rehabilitation of the lift station. Construction
17 Burnsville Interceptor Rehabilitation - Provides for the rehabilitation of approximately 17,500 feet of Interceptor 3-BV-35. Rehabilitation is required due to hydrogen sulfide corrosion, exposed reinforcement, inflow/infiltration, offset joints, separated joints, extensive root damage and cracks. Construction
18 Chaska Lift Station - Provides for the design and construction of a new 21 mgd replacement pumping station at the former WWTP site, to provide long-term capacity to serve Chaska, Carver, and areas to the west. The project includes the demolition of wastewater treatment facilities from the phased-out Chaska WWTP. Construction
19 Chaska West Interceptor - Construction of a gravity interceptor sewer to convey flow from a service area that includes the cities of Chaska and Carver as well as areas to west along the Hwy. 212 corridor. Construction
20 Dayton-Champlin Interceptor - The project will serve existing and future development in the northern part of the City of Dayton by connection to the CAB Interceptor in Champlin. The project includes a lift station, short forcemain, and a gravity sewer. Construction
21 East Maintenance Base - Consists of the planning, siting, design and construction of a new maintenance base for the interceptor maintenance staff in the east metro area. Preliminary Engineering and Design
22 Edina-Richfield Area Improvements - This project will plan, design, and construct interceptor facilities to meet rehabilitation/replacement and capacity needs of the Bloomington, Edina, and Richfield area as redevelopment occurs. Construction
23 Elm Creek Interceptor - Consists of constructing a gravity interceptor system to provide long term interceptor service to the communities of Brooklyn Park, Corcoran, Dayton, Hassan, Maple Grove, Medina, and Plymouth. Construction
24 Golden Valley Area Improvements - Consists of of capacity relief and rehabilitation of the Plymouth-New Hope-Golden Valley-Minneapolis Interceptor system. Prelim. Engr. Design, & Construction
25 Hopkins Lift Station and Forcemain Improvements - Provides short-term rehabilitation to address the lift station's and forcemain's immediate needs. The goal is to provide reliable facility operation up through the completion of the final solution to the area's service needs. Construction
26 Hopkins System Improvements - Consists of modifications/replacement of the existing 30-year old forcemain and lift station to overcome existing operational problems and to provide long term, reliable service to the City of Hopkins.

Construction
27 Interceptor 1-MN-320 Reconnection and Improvements - This project represents the final phase of the original Minneapolis 1-MN-320 Improvements project. It involves reconnection of local Minneapolis sewers, the construction of a new access shaft, and crown repairs to a section of Interceptor 1-MN-320. The other two phases of the original project are complete and in operation. Construction
28 Interceptor Rehabilitation Program - Provides funding to rehabilitate interceptor facilities which must proceed immediately based on the results of inspections. Construction
29 Interceptor Rehabilitation Program - Major - This is a placeholder for rehabilitation of several major interceptors in the fully developed areas of the region. N/A
30 Interceptor System Standby Power Improvements - The MCES currently owns and operates 63 pump stations. Stationary generator sets are located at 34 of the pump stations. In addition there are another 25 portable generator sets located throughout the system. This project includes the replacement of 31 generator sets that have reached the end of their useful life or have significant maintenance problems. Construction
31 Interceptor WO-500 Rehabilitation - Video inspection of interceptor 1-WO-500 in Woodbury indicates significant hydrogen sulfide corrosion of the reinforced concrete pipe (RCP). This project will repair approximately 9,000 lineal feet of interceptor with Cured-in-place-Pipe (CIPP). Construction
32 Lift Station L-12 Improvements - Consists of replacement of Lift Station L-12 located in the southeast area of the City of St. Paul. Construction
33 Lift Station Rehabilitation -  Consists of improvements to Lift Stations L-3, L-6, L-7, L-10, L-13, L-30, L-35, and L- 56 and L-66. The project will replace obsolete, aging equipment and increase the lift stations pumping capacity. The L-7 forcemain will also be replaced under this project. Construction
34 Maple Plain Forcemain Relocation -  The Minnesota Department of Transportation (MnDot) is planning improvements to Trunk Highway 12 northwest of the ongoing highway work in the City of Long Lake. These improvements require the relocation of the Maple Plain Forcemain that follows the highway alignment within the railroad right-of-way. The total realignment length is estimated at nearly 8,200 lineal feet. The existing 12-inch Maple Plain forcemain facilities along the old highway alignment will be abandoned after the replacement forcemain facilities are constructed. Construction
35 Meter Improvements -  Consists of improvements including meter rehabilitation or replacement, temporary meter installation, and new meter installation. The project will upgrade MCES’ ability to measure flows for billing, operational, and planning purposes; standardize meter equipment at similar facilities; and develop and/or revise MCES’ meter guidelines. Construction
36 Mpls. Interceptor 1-MN-303 - Consists of the rehabilitation of Mpls Interceptor 1-MN-303 including: patching the bands; placing a concrete invert for the storm sewer (upper partition); and installing cured-in-place-pipe (CIPP) in the sanitary sewer interceptor (lower partition). The sag between MH17 and 16 will be repaired by replacing approximately 225 ft. of 36-inch RCP. Construction
37 Mpls/St Paul Interceptor Improvements - Consists improvements to the large metropolitan interceptors in the core area to rehabilitate aging facilities. The initial project includes rehabilitation of St Paul Interceptors 1-SP-214 and 1-SP-255. Another major project is relocation of the Oak Street Interceptor to accommodate the new Gophers Stadium and the Central Corridor LRT through the University of Minnesota. The project will also result in separating the existing sanitary sewer from being located inside the storm sewer. Another potential project is a tunnel between 1-MN-320 and the Minneapolis East Interceptor to improve system capacity and reliability. Construction
38 Northeast Interceptor Improvements - The 6901 diversion project will provide additional capacity to the northeast metropolitan service area (Forest Lake, Hugo, Centerville, and White Bear Lake Township) by relieving the capacity restriction caused by 3.4-mile reach of 36-inch RCP segment of the MSB 6901 Interceptor. Northeast Interceptor Phase I in St. Paul and Maplewood, will provide capacity to meet the long-term service needs of the Northeast area. Construction
39 Northeast Interceptor Improvements Phase II - Relief interceptors from the end of Phase I in Maplewood through White Bear Lake, White Bear Township, and Hugo will complete the interceptor system expansion for the northeast area. N/A
40 Northwest Interceptor Improvements - Consists of improvements to the interceptor system to serve planned growth in the northwest portion of the metropolitan area. The project consists of an integrated conveyance system from Highway 169 and 101st Avenue in Brooklyn Park on the west to the Coon Rapids Interceptor (CRI) on the east. The conveyance system will provide capacity relief for the Champlin-Anoka-Brooklyn Park (CAB) and the Elm Creek Interceptor (ECI), in-line storage for relief, and conveyance of flow across the Mississippi River to the CRI. The planned conveyance system will parallel the existing Elm Creek and CAB interceptors, continue east across the Mississippi River to a lift station on the east side of the river, and then end at the CRI. A new gravity interceptor will bring flow from Coon Rapids Lift Station 34 to the proposed lift station. Lift station 34 will be abandoned. Preliminary Engineering and Design
41 Northwest Interceptor Improvements Phase II - Expands Anoka Lift Station L67 and forcemain and provides relief interceptors for Upper CAB (along Hwy 169) and for Upper Elm Creek Interceptor. N/A
42 Plymouth Forcemain Improvements - Consists of rehabilitation of the portions of the Plymouth Forcemain that act as a gravity sewer, which have experienced significant hydrogen sulfide corrosion damage. Construction
43 Riverview Siphon (1-SP-230) - Consists of improvements to the existing three-barrel Riverview Siphon (1-SP-230). The siphon extends from the siphon inlet at intersection of Wabasha St and Isabel St. (river bluff) along Wabasha St. under the Mississippi River across Raspberry Island terminating at the east bluff near Shepard Road. The inlet structure and the siphon barrels between the inlet and the west bank of the river will be replaced and the siphon barrels beneath the river will be renovated. An additional siphon barrel will be constructed from the inlet to the interconnection facility on the south side of the river; odor control and metering will be added. Construction
44 Rosemount Interceptor - The project will provide long-term wastewater service capacity to the City of Rosemount via a system of gravity sewers, forcemains and two new sewage pumping stations that will take the Rosemount WWTP out of service and transport Rosemount's wastewater to the Empire WWTP. Construction
45 Septage Management - During 2004, MCES completed a study to evaluate the effectiveness of this system and the impact that hauled liquid wastes has on the treatment system to determine the most efficient and cost effective method for treatment and disposal. The recommended plan provides for increased disposal site security, methods to record and monitor loads received, and minimization of adverse infrastructure impacts related to hauled liquid wastes (corrosion, sediment buildup and odors). Under this project, the current site in Chanhassen is being upgraded to meet program requirements. In addition, the Empire disposal site, which was recently constructed, will serve as a prototype facility. Facilities are also planned for the Blue Lake Plant and the north metro area, at the recently purchased septage facility in Fridley, which will replace four existing septage sites in the north metro area. Construction
46 Shakopee Interceptor Interceptor  - Provides additional capacity to supplement the Chaska Interceptor by constructing a parallel relief interceptor and/or reconstructing the existing interceptor. Capacity will be added to serve areas west/southwest of Shakopee to optimize use of the Blue Lake WWTP. Eventually these areas may be served by the proposed Scott County WWTP. Preliminary Engineering
47 South St. Paul LS/FM Improvements - Consists of the replacement of the screen handling facilities; electrical equipment; pumps and motors; odor control, standby power, wet well access and to the secondary building. The lift station portion of the project was completed in 2006. The project also includes the replacement of the existing forcemain with a dual forcemain for reliability of conveyance to the Metropolitan WWTP. This forcemain portion of the project includes river crossing and conveyance through the Metropolitan WWTP to the plant headworks. Construction
48 SWC Interceptor Lake Elmo Connections - This is the remaining phases of the original South Washington County Interceptor project. The project provides additional regional wastewater conveyance capacity for Lake Elmo at two locations on the Lake Elmo /Woodbury border. It consists of the Lake Elmo East Connection to convey wastewater from eastern Lake Elmo to the Eagles Point Plant and the West Connection to the WONE Interceptor to the Metro Plant. Construction
49 Trout Brook Interceptor - Consists of the rehabilitation of the Trout Brook Storm Sewer before its re-conveyance to the Capital Region Watershed District (CRWD). Construction

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Rural Area

Map ID Project Name and Description Phase Authorized in 2008
(Click on the project name for additional project details)
50 Rural Area Improvements- Provides funding for acquisition and improvements to rural growth center wastewater treatment facilities that may be acquired and operated by the Metropolitan Council. Also provides funding for the acquisition of sites for future wastewater treatment plants to serve northwestern Hennepin County, south-central Carver County, and western Scott County. The project also provides funding for the acquisition of easements for future pipelines. WWTP Acquisition and Design
51 East Bethel WWTP - The project provides for sewered development of a newly designated Rural Growth Center served by a Metropolitan Council owned and operated wastewater treatment facility. This facility will include a water reclamation plant, non-potable water pipeline system, and groundwater recharge basins. Interceptor sewers may be included as needed to serve adjacent areas. Prelim Engr. and Site Acquisition
52 Elko-New Market Interceptor - Consists of the construction of an interceptor to phase out the existing Elko-New Market Plant. Wastewater from Elko and New Market will be conveyed to the Metropolitan Council's Empire WWTP. A two-mile portion of the interceptor has recently been built in conjunction with the expansion of CSAH No. 2 from two-lane road to four-lane divided highway west of I-35. Construction of the remaining portion of the interceptor is scheduled for completion in 2010. Construction

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Systemwide

Map ID Project Name and Description Phase Authorized in 2008
(Click on the project name for additional project details)
53 Systemwide Odor Control Improvements - Provides for capital improvements to address odor problems in the MCES' conveyance and treatment system. Improvements include the collection and treatment of sewer gases with biofilters, chemical scrubbers, and/or carbon odor scrubbers; the installation of chemical feed facilities to control odors in critical areas of the system; and improvements to the airflow dynamics in large interceptors. Generally less than $1,000,000 each, the odor control improvement projects provide for more effective operation and maintenance, and reduce odor from MCES facilities. Construction
54 Wastewater Facilities Security Improvements - Consists of improvements to the MCES wastewater facilities security system by the addition of motorized gates, card access system, security cameras, fencing improvements, site lighting, and intrusion detection systems. Construction
55 Small Systemwide Improvement Program - Provides for small systemwide improvement projects to interceptor or treatment plant facilities. Each project is generally less than $1,000,000. Construction

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