City of Lafayette - Water Treatment Plant Expansion

City of Lafayette - Water Treatment Plant Expansion

This project generally consists of two additional treatment trains increasing the plant capacity by 1.6 MGD (total capacity 3.868 MGD) including flash mix, flocculation, sedimentation basins, gravity filters, new tri-plex transfer pump station rated at 1,500 gpm @ 52 feet TDH (2,900 gpm with two pumps operating) and all related appurtenances.

Major Activities:

  • Construction of New Sedimentation Basins,

  • Filter Building and Transfer Pump Station

PROJECT INFORMATION:

  • Location: Lafayette, TN

  • Date Completed (Estimated): January 2027

  • Contract Value of $6.2M

  • Owner: City of Lafayette – USDA / Rural Development

  • Engineer: Evan White, Mid-Tenn Engineering Co.

Duck River Raw Water Intake

Duck River Raw Water Intake

New raw water intake facility on the Duck River.

Major Activities:

New water filtration units.

  • New 2-story pump station built over an existing 50’ deep intake well.

  • New raw water intake vertical turbine pumps.

  • New Generator and power service.

  • New DIP process pipe and water service piping to and from existing off site water treatment facility.

PROJECT INFORMATION:

  • Location: Lewisburg, TN

  • Date Completed (Estimated): November, 2026

  • Contract Value of $5,432,000.00

  • Owner: Marshal County Board of Public Utilities

  • Engineer: James C. Hailey & Co

Bedford County Water Treatment Plant Improvement

Bedford County Water Treatment Plant Improvement

Project Description: New filtration units, pumps, and electrical systems for the Bedford County Utility District’s water intake and treatment facility on the Duck River.

Major Activities:

  • New water filtration units.

  • New high service vertical turbine pumps.

  • Replacement raw water intake vertical turbine pumps.

  • Replacement raw water intake screen.

  • New Generator and power service.

  • New and 5ea replacement variable frequency drives.

  • DIP process pipe gallery expansion.

PROJECT INFORMATION:

  • Location: Shelbyville, TN

  • Date Completed (Estimated): July, 2026

  • Contract Value of $6,039,000

  • Owner: Bedford County Utility District

  • Engineer: Koonce Engineering

Mooresville WTP No. 1 Renovations

Mooresville WTP No. 1 Renovations

1 Million Gallon Clearwell and New Pump Station. All associated yard piping, a new generator, and replacing existing HSPS control valves, existing filter backwash troughs, and venturi meter and vault.

Major Activities:

  • Demolition of existing clear well.

  • Excavation for 1MG Clearwell and Pump Station.

  • Demolition of existing yard piping.

PROJECT INFORMATION:

  • Location: Mooresville, NC

  • Date Completed (Estimated): September 16th, 2026

  • Contract Value of $8,043,000

  • Owner: Town of Mooresville, NC

  • Engineer: Willis Engineers

TTU Wet Weather Storage Facility

TTU Wet Weather Storage Facility

A new pump station and wet weather storage tank for the TTU area sewer system.

Major Activities:

  • A new 1.5 million gallon sewage storage tank and a 38’ deep sewer wet well pump station with 2ea dry weather pumps and 2ea wet weather pumps.

PROJECT INFORMATION:

  • Location: Cookeville TN

  • Date Completed (Estimated): August 2026

  • Contract Value of $11,765,600.00

  • Owner: City of Cookeville

  • Engineer: Gresham Smith

OAKLAND WWTP EXPANSION AND UPGRADES

OAKLAND WWTP EXPANSION AND UPGRADES

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

Baxter WWTP Improvements

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

Jasper STP Modifications

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

Lebanon ATAD Roof Replacement

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

Reidsville WWTP Headworks Replacement

PROJECT INFORMATION:

  • Location Reidsville, NC

  • Date Completed (Estimated): March 2025

  • Contract Value of $4,307,000.00

  • 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

Springfield HSPS Improvements and Hillcrest Pumping Station

All pumps and Valves have been replaced and successfully started-up at the Hillcrest Pumping Station. JCC has completely excavated to subgrade and completely poured the foundation slab for the clearwell structure and the lower exterior wall below the intermediate construction joint. JCC has drilled for and installed 70 l.f. of the 24” Clearwell Influent line. JCC is currently working on poring the remainder of the exterior walls above the intermediate construction joint, as well as the interior walls inside the clearwell.

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

Junction Pump Station Rehabilitation

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

Kingsport WTP High HSPS Improvements

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:

 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


Tennessee Heart MEDICAL FACILITY ADDITION

Tennessee Heart MEDICAL FACILITY ADDITION

Construction of a 16,000-sf new medical office and rehab facility with an 1,800-sf enclosed connecting bridge.


Project Specs:


Location: Cookeville, TN


Date Completed (Estimated): May 2025


Contract Value: 6.5MM


Owner: Cookeville Cardiovascular Realty


Designer: AEI


ONEIDA WTP EXPANSION AND UPGRADES

ONEIDA WTP EXPANSION AND UPGRADES

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

Moccasin Bend WWTP EQ Basin and Blower Improvements

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

Moccasin Bend WWTP Warehouse Expansion

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

Smyrna 1R Pump Station Rehab

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

Gallatin WWTP DIGESTER REHAB

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.