OAKLAND WWTP EXPANSION AND UPGRADES

November 13, 2024

The Oakland Wastewater Treatment Plant capacity expansion consists of construction of two new sequencing batch reactors (SBR), sludge digester, new headworks, new splitter box, and new effluent pumps. Additionally, portions of the plant will be renovated including the existing sequencing batch reactor (SBR) and sludge digester.

Major Activities:

Construction of new sequencing batch reactor (SBR)
Requiring a 204’x114’ excavation, 24’ deep
Increasing the facilities capacity by 2-2.6 million gallons
Construction of new sludge digester; requiring a 140’ cylindrical excavation, 27’ deep
Renovation of existing SBR and sludge digester; including equipment, piping, instrumentation and electrical

PROJECT INFORMATION:

Location: Oakland, TN
Date Completed (Estimated): February, 2026
Contract Value of $28,700,000.
Owner: Town of Oakland
Engineer: J.R. Wauford & Company, Consulting Engineers, Inc.

NOTABLE SPECS:

JCC will be required to keep the existing facilities in full operation during the construction period.
The importance of maintaining the flow in the existing sanitary sewer lines is paramount.

Baxter WWTP Improvements

October 10, 2024

Major Activities:

New Secondary Clarifier
New Fine Screen System
Addition of second Chlorine Contact Basin with new flow division box and piping to route flow to both chlorine contact basins
Converting existing influent pump station wetwell into a submersible pump station with

wall mounted influent grinder

Addition of RAS pumps and piping in blower/sludge building

PROJECT INFORMATION:

Location: Baxter, TN
Date Completed (Estimated): February, 2026
Contract Value of $3,284,000.00
Owner: Town of Baxter
Engineer: Bennett Associates, Inc.

Jasper STP Modifications

October 10, 2024

Major Activities:

New Chlorine Contact Chamber
New Mechanical Floating Aerators
New Clarifier Spray System
New Ultrasonic Flowmeter and Precast Vault

PROJECT INFORMATION:

Location: Jasper, TN
Date Completed (Estimated): April, 2025
Contract Value of $2,477,000.00
Owner: Town of Jasper
Engineer: Croy Engineering, LLC.

Lebanon ATAD Roof Replacement

August 1, 2024

Roofing replacement for 3ea ATAD Reactor Tanks

Major Activities:

Existing Roof & Parapet Demo
Concrete Parapet Replacement
Roof Balanst Slab
EPDM Roofing Replacement

PROJECT INFORMATION:

Location: Lebanon Wastewater Treatment Plant, Lebanon TN
Date Completed (Estimated): November 2024
Contract Value of $962,000.00
Owner: City of Lebanon
Engineer: Water Management Services

Reidsville WWTP Headworks Replacement

May 14, 2024

PROJECT INFORMATION:

Location Reidsville, NC
Date Completed (Estimated): May 2025
Contract Value of $4,307,000
Owner: City of Reidsville, NC
Engineer: McGill Associates, PA

major activities:

Excavation and Dewatering
Overcoming Challenging Ground Water
Headworks Screening Chamber Concrete Work.
Replacement of headworks equipment

Springfield HSPS Improvements and Hillcrest Pumping Station

March 12, 2024

Major Activities:

Building a new Clearwell structure
Yard piping
Installing four new high service pumps
Replacing pumps at the Hillcrest Pumping Station

Project Description:

Location: Springfield, TN

Date Completed (Estimated): September 9th, 2025.

Contract Value: $10,870,750.00

Owner: City of Springfield, Tennessee

Engineer: Griggs & Maloney

Junction Pump Station Rehabilitation

March 7, 2024

The Junction Pump Station Rehabilitation project in Eden, NC is the rehabilitation and upgrade of an existing pump station. The improvements include converting the existing pumps to direct- coupled variable frequency drive submersible motor pumps, replacement of existing piping and valves, and installation of an emergency pump connection for current & future pump station bypass. In addition, the existing wet well will be inspected, cleaned, and coated with a high- performance coating. Electrical improvements include elevating the electrical controls, installation of an automatic transfer switch and installing a permanent generator on an elevated platform supported on micro-piles. General site improvements include installation of an earthen berm, gravel road, concrete sidewalk extension, and cattle wire fence removal; relocation. Overcoming Challenges Presented – JCC Crew worked the unexpected challenges of water backpressure from the WWTP to install the pump station bypass line to complete a planned shutdown working through the challenges presented for a successful installation.

Project Information:

Location: Eden, NC
Date Completed: July 25, 2024
Contract Value of $5,971,798.46
Owner: City of Eden
Engineer: W.K. Dickson

Major Activities:

Facility Start-Up & Final Completion
Successful Completion of Pump Station Rehabilitation in 40 Days
Bypass pumping operations completed 2 months ahead of schedule.

Kingsport WTP High HSPS Improvements

January 26, 2024

The Kingsport WTP HSPS project consists of installation of large diameter underground ductile iron pipe and construction of a new High Service Pump Station to include a new “Electrical Room” to contain the major electrical components as well as a new “Pump Room” where the new High Service Pump No. 4 will be installed with a 20-ft deep steel suction shaft fully encased in concrete. This project also requires improvements to the existing High Service Pump Station where an additional concrete influent vault will be constructed against the existing structure to receive flow from the new underground ductile iron pipe. Additionally, the existing High Service Pumps No. 1-3 will receive new variable frequency controllers. Finally, the existing electrical switchboard will be replaced with a new motor control center within the new Electrical Room.

Major Activities:

 Dig, Lay, Bury 42” and 36” Ductile Iron Pipe

 Construction of 20-ft deep shaft for new High Service Pump No. 4

 Construction of new Vault at existing High Service Pump Station

 Construction of new High Service Pump Station

 Installation of new High Service Pump No. 4

 Installation of new MCC and VFDs

 Demolition of existing electrical switchboard

Project Specs:

Location: Kingsport, TN

Date Completed (Estimated): 8/12/2025

Contract Value: $7,994,000.00

Owner: City of Kingsport

Engineer: CDM Smith

ONEIDA WTP EXPANSION AND UPGRADES

January 25, 2024

Water Treatment Plant addition of Sedimentation/Flocculation Basin, Sludge Pump Station, modifications to existing raw water basins; meter vault, 16” raw water line, 8” basin drain line, 2'“ water line Major Activities: Cast-in-place concrete for sedimentation basin. Process piping ductile iron pipe and valves. Yard piping ductile iron pipe and valves. Tube settlers and trough system. Mechanical flash mixers. Vertical paddle flocculation equipment. Submersible feedwater pumps. Sludge pump station. Adjustable speed submersible mixers. Stainless steel gates. New electrical building. Instrumentation and Control for sedimentation basin. Upgrade to existing PLC.

Project Specs:

Location: Oneida, TN

Date Completed (Estimated): 4/24/2025

Contract Value: $5,851,340.00

Owner: Town of Oneida

Engineer: GRW Engineers, Inc.

Moccasin Bend WWTP EQ Basin and Blower Improvements

January 1, 2024

The Moccasin Bend WWTP is part of the consent decree program. The goal of which is to significantly reduce, and where possible eliminate, sanitary sewer overflows and improve the overall operations of Chattanooga’s sewer system.

The project encompasses the demolition and upgrade of the EQ basins and blower building in facets of civil, mechanical and electrical, in addition to upgrade of other peripherals.

The existing facilities to which these improvements are being made will continue operation during the period of construction. The upgrades will be undertaken in progressive phases to ensure regular plant operations are not disrupted. These in conjunction with volatile state of material deliveries pose a unique challenge.

Project Information:

Location: Chattanooga, TN
Date Completed (Estimated): August, 2023
Contract Value of $27,685,000+
Owner: City of Chattanooga
Engineer: Jacobs

Notable Specs:

The project entails unique requirements which outline the existing facility operations and
sequencing constraints, around which the project has be undertaken
Construction of divider wall in existing EQ basins
Vertical turbine pumps to feed the new water cannon system
Blower and blower building sequencing and install
Mechanical aerators to provide airless aeration

Moccasin Bend WWTP Warehouse Expansion

January 1, 2024

J Cumby Construction, Inc’s involvement of this site will consist of building a 9,900 sf warehouse addition and renovating 22,900+ sf of warehouse and office space.

Also included in the scope, will be the demo and rebuild/improvement of two existing plant access points and an addition of a third, to include a new courtesy bathroom, guard shack, truck scale, a 15,000 sf truck wash building and a contaminated water/solids dumpster roll off area.

PROJECT INFORMATION:

Location: Chattanooga, TN
Date Completed (Estimated): September, 2023
Contract Value of $7,355,600+
Owner: City of Chattanooga
Engineer: C2RL, Inc. Engineers

NOTABLE SPECS:

Building a 9,900 Sf Warehouse
Renovating 22,900+ Sf of Warehouse and Office Space
Improvements made to a 15,000 Sf truck wash building

Smyrna 1R Pump Station Rehab

December 31, 2023

Pump Station Rehabilitation

Major Activities:

- Replacement of existing pumps, piping, motors, motor shafts, valves, VFDs, control panels, generator

- Demolition, removal, installation and modifications of existing concrete

- Addition of odor control system

Notable Specs:

Pump station will be bypassed during replacement of pumps and other construction activities. This force main that feeds the pump station is the main feed of the Nissan Plant located in Smyrna Tennessee.

Location: Smyrna, TN

Date Completed (Estimated): October 2024

Contract Value: $4,271,000.00

Owner: Town of Smyrna

Engineer: Thomas and Hutton

Gallatin WWTP DIGESTER REHAB

July 1, 2023

J. Cumby will be demolishing the existing aeration digester equipment on the site, such as 12" telescopic valves and 12" supernate ductile iron pipe.

J. Cumby will also be installing a new 12" decanter system, 12" and 6" decanter line, ductile iron pipe and pipe supports.

This site is set to be finished by 2023.

Project Information

Location: Gallatin, TN
Date Completed (Estimated): TBD
Contract Value of $99,000+
Owner: City Of Gallatin
Engineer: James C Hailey & Company

Notable Specs

This is one of the several sites that J. Cumby has had the privilege to work on for Gallatin.

LEBANON WWTP SEPTAGE RECEIVING STATION AND UPGRADES

June 21, 2023

Major Activities:

Installation of septage receiving station for offloading of septage/sludge haulers
Replacement or demolition of existing aeration basins equipment including mixers and mixer structures, diffusers, installation of a new baffle curtain system, and installation of a new blower.

PROJECT INFORMATION:

Location: Lebanon, TN
Completion Date (Estimated): November 2023
Contract Value $2,041,500
Owner: City of Lebanon Utilities District
Engineer: Water Management Services, LLC

NOTABLE SPECS:

- Maintain facility operation while dewatering and replacing equipment within (2) aeration basins during regional dry season

Wilson's Mill Pump Stations Improvements

May 15, 2023

The project includes removal of the existing 500 gpm submersible pumps and replacement with new 1,000 gpm submersible pumps including associated piping, valves, and appurtenances (electrical equipment, electrical control rack, generator, instrumentation, bypass pumping and connection etc.).

Project Information:

Location: Smithfield, NC
Date Completed (Estimated): September 2023
Contract Value of $1,520,000
Owner: Johnston County Public Utilities
Engineer: CDM Smith

Gallatin PUMP STATION AND STORAGE TANK

January 25, 2023

The City of Gallatin contracted J. Cumby Construction to complete a new Equalization Tank and Pump Station. Prior to proceeding with these structures, J. Cumby first demolished the existing structures left on the site. This demolition included the previous EQ tank and pump station from the 1950s, a large concrete slab that previously held a furniture production facility as well as hazardous material removal from the boiler room of another previous structure.

Site conditions required J. Cumby to blast rock prior to the excavation of the new Pump Station Facility.

Lastly and more notably, construction of a new Drainage Basin ‘A’ Flow Equalization Facility including a 10 Million Gallon Prestressed Tank, Concrete Structures, Pumps, Variable Frequency Drives, Piping, Valves, Meters, Concrete, Electrical, SCADA, Building, Site Work, Demolition, and all other appurtenances.

PROJECT INFORMATION:

Location: Gallatin, TN
Completion Date (Estimated): January, 2022
Contract Value of $10,600,000+
Owner: City of Gallatin
Engineer: James C. Hailey 7 Co.

NOTABLE SPECS:

The inclusion of:

A 10-Million-Gallon Prestressed Concrete Tank
A Jack and Bore drilling the Sewer Line
A Pump Station that’s approximately 30’ in depth
A 42” hand bore under railroad

Stones River WTP UPGRADES

November 1, 2022

J. Cumby will be demolishing 20" ductile iron spool pieces, fittings, valves and installing 20" ductile iron spool pieces, fittings, valves and a 700 horsepower vertical turbine pump.

Lastly, J. Cumby will also be changing out 4ea variance frequency drives in the High Service Pump Station, as well as, 4ea variable frequency drives in the membrane pump station.

The Project consists of furnishing all labor, material, and equipment for the installation of a new high service pump, including all associated valves, piping, motor, and variable frequency drive, replacing two (2) existing high service pump variable frequency drives and one backwash pump variable speed drive, replacement of three (3) existing check valves, and the replacement of an existing PLC for the high service pump station including integration. The project also includes the replacement of four (4) existing variable speed drives for the membrane feed pumps.

PROJECT INFORMATION

Location: Murfreesboro, TN
Date Completed (Estimated): March, 2023
Contract Value of $2,013,000
Owner: City of Murfreesboro, TN
Engineer: Smith, Seckman, Reid, Inc.

NOTABLE SPECS

The removal of the existing and installation of the new variable frequency drives must be carefully coordinated with the Stones River Water Treatment Plant which adds difficulty to the project
11930 Vertical Turbine Pumps

Lewisburg, TN Hwy 50 WW Pump Station REHAB

October 2, 2022

New pumps, piping, valves, precast, interior wet well lining, new fencing, and electrical.

Major Activities: Wet Well Interior Lining System

Project Specs:

Location: Lewisburg, TN

Date Completed (Estimated): 2-10-24

Contract Value: $499,000

Owner: City of Lewisburg, TN

Engineer: Wauford

West Warren Viola WWTP Exansion and Modification

July 21, 2022

J. Cumby will be upgrading an existing wastewater treatment plant that currently treats 0.9 million gallons of wastewater per day.

Major Activities:

Expanding the existing facility’s control building by 2,310 sf
This includes an addition of (3) rooms:

-Chemical Feed – Currently in a separate building that will be demolished during this project

-Electrical & Control Room – Moving existing MCC & controls from a different area of the existing control building

-Open space

Renovations and additions to the facilities electrical services
Generator, motor control center, lighting, wiring
Demolition and removal of (2) existing sequencing batch reactor (SBR) systems
Installation of (2) new SBR systems
Blowers, decanters, analyzers, air supply lines, valves, connectors, pumps and instrumentation
Installation of new and modification of existing yard piping
Additional structural activities
New walkway canopy for the control building
Construction of a new structural steel canopy for the new blowers

PROJECT INFORMATION

Location: Morrison, TN
Date Completed (Estimated): December, 2023
Contract Value of $3,863,859.77
Owner: West Warren-Viola Utility District
Engineer: James C. Hailey & Company

NOTABLE SPECS

Because this is a renovation to an operating facility, one of the two SBR basins must remain in service throughout construction. Sequencing of the equipment installation will require a staggered installation for each of the basins, rather than concurrent installation typical to new construction.

Rockfish Creek WRF

July 1, 2022

J Cumby Construction, Inc., will be responsible for the removal of three mechanical bar screens and the installation of four (4) new multi-rake style mechanical bar screens in the same channels plus one in the manual bar screen channel.

There will also be Demolition of existing screening compactors and installations of two belt conveyors for screenings removal to dumpster area, removal of grit influent and effluent manually operated isolation slide gates and replacement with electrically operated slide gates, as well as the installation of new grit train distribution channel isolation slide gate (with new electric actuator).

Additionally, there will be replacement of four influent bar screen isolation electric gate operators with new Contractor furnished operators, Installation of a new electrical equipment pad north of screen channels, demolition and replacement of two sodium hypochlorite storage tanks including demolition of the masonry knock-out walls and replacement with translucent wall panels, as well as the demolition and installation of new fine bubble diffuser grids in Aerated Sludge Storage Tank No. 3.

PROJECT INFORMATION:

Location: Fayetteville, NC
Date Completed (Estimated): July, 2022
Contract Value of $2,430,000
Owner: Fayetteville Public Works Commission, City of Fayetteville
Engineer: Hazen and Sawyer

NOTABLE SPECS:

This project improves the Liquids Train of Rockfish WRF
This project improves the Solids Train of Rockfish WRF

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