Purchase of Replacement Mixers for Digesters 1 and 2 at the F. Wayne Hill Water Resources Center

Agency:	Gwinnett County
State:	Georgia
Type of Government:	State & Local
Posted Date:	Feb 27, 2026
Due Date:	Apr 8, 2026
Solicitation No:	BL011-26 INV
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Bid Documents:	Please Login to View Page

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BL011-26

Page 1

February 27, 2026

INVITATION TO BID

BL011-26

The Gwinnett County Board of Commissioners is soliciting competitive sealed bids from qualified contractors for the

Purchase of Replacement Mixers for Digesters 1 and 2 at the F. Wayne Hill Water Resources Center for the Department

of Water Resources.

Bid Submittal Date and Location:

Bids should be typed or submitted in ink and returned in a sealed container marked on the outside with the BL# and

Company Name. Bids will be received until 2:50 P.M. local time on April 8, 2026 at the Gwinnett County Financial

Services - Purchasing Division – 2nd Floor, Gwinnett Justice and Administration Center, 75 Langley Drive, Lawrenceville,

Georgia 30046. Any bid received after this date and time will not be accepted. Bids will be publicly opened and read at

3:00 P.M. The bid opening will be virtual ONLY. To access the bid opening virtually, visit the following link

(https://gwinnettgov.webex.com/gwinnettgov/j.php?MTID=m105b35427f34923540830bfa1cb3916b) or dial

1-408-418-9388, and enter Conference ID 2340 583 8227. Apparent bid results will be available the

following business day on our website www.GwinnettCounty.com.

Pre-bid Date and Location:

A pre-bid conference is scheduled for 10:00 A.M. on March 12, 2026, at the F. Wayne Hill Water Resources Center at

1500 One Water Way, Buford, GA 30519. All interested parties are urged to attend. The pre-bid conference is to be

utilized by contractors and subcontractors to ask any questions in order to submit a bid for this project. All bidders

are strongly urged to attend.

Instruction on Submitting Questions:

Questions regarding bids should be directed to Anna West, Purchasing Associate II, at Anna.West@GwinnettCounty.com

or by calling 770-822-7862, no later than March 27, 2026. Bids are legal and binding upon the vendor when submitted.

All bids should be submitted in duplicate.

Successful contractors will be required to meet insurance requirements. The Insurance Company should be authorized to

do business in Georgia by the Georgia Insurance Department and must have an A.M. Best rating of A-7 or higher.

Gwinnett County does not discriminate on the basis of disability in the admission or access to its programs or activities.

Any requests for reasonable accommodations required by individuals to fully participate in any open meeting, program or

activity of Gwinnett County Government should be directed to the ADA Coordinator at the Gwinnett County Justice and

Administration Center, 770-822-8165.

The written bid documents supersede any verbal or written prior communications between the parties.

Award will be made to the contractor(s) submitting the lowest responsive and responsible bid. Gwinnett County reserves

the right to reject any or all bids to waive technicalities and to make an award deemed in its best interest. Bids may be

split or awarded in entirety. Gwinnett County reserves the option to negotiate terms, conditions and pricing with the

lowest responsive, responsible vendor(s) at its discretion.

Award notification will be posted after award on the County website, www.GwinnettCounty.com and companies

submitting a bid will be notified via email.

We look forward to your bid and appreciate your interest in Gwinnett County.

Anna West

Purchasing Associate II

AW/km

The following pages should be returned in duplicate as your bid:

Bid Schedule, page 3-5

References, page 6

E-Verify, page 7

Code of Ethics, page 8

BL011-26

Page 2

1. INTENT:

The intent of this scope is to procure replacement mixers, associated equipment, and services for two

anaerobic digesters at the F. Wayne Hill Water Resources Center (FWHWRC). The equipment supplied will be

installed by others. FWHWRC houses five 1-million-gallon egg-shaped anaerobic digestors, each equipped with

a draft tube mixer. The digestors were installed in two phases; digestors 1 (40: DSLMIX- 1) and 2 (40: DSL-MIX-

2) were constructed in 2000 and digestors 3 through 5 (40: DSL-MIX-3, 40: DSL-MIX-4, 40: DSL-MIX-5) were

constructed in 2003. Attachment 1 contains the existing equipment drawings. Attachment 2 contains the

Phase 2 O&M Manual for the original draft tube sludge mixers provided by the vendor, Sterling Fluid Systems.

Under this scope Gwinnett County Department of Water Resources intent is to procure two mixers to be

replaced for digesters 1 and 2 (40: DSL-MIX-1, 40: DSL-MIX-2).

2. SCOPE:

Bids are requested for the following:

1. Supply of all information requested on this bid.

2. Supply all material and services for the two draft tube mixers in accordance with specifications.

3. Vendor representative to visit site to field verify and ensure that replacement equipment will match existing

installation, prior to submitting shop drawings.

Drawings sheets of the existing digesters and mixer locations and the mixer engineering data are provided in

Specification 43 24 13.40 and Attachment 1.

3. SPECIFICATIONS:

Equipment should comply with the following specifications.

Section 01 33 00B – Submittal Procedures

Section 01 43 33B – Vendors’ Field Services

Section 01 61 00B – Common Product Requirements

Section 01 78 23B - Operating and Maintenance Data

Section 26 20 00B – Low Voltage AC Induction Motors

Section 43 24 13.40 - Draft Tube Mixer

The following information sheets should be submitted with bid.

1. Make, model, weight, horsepower, and amperes of each component.

2. Vendor’s catalog information, dimension drawings, descriptive literature, specifications, and

materials of construction.

3. Equipment Bill of Materials describing the materials of construction for components.

4. Motor Data Sheets.

5. Mixer Data Sheets.

6. Coupling Data Sheets

7. List of any exceptions to this bid document and its contents.

4. ATTACHMENTS:

Attachment 1: Existing Equipment Drawings

Attachment 2: Phase 2 O&M

BL011-26

Page 3

FAILURE TO RETURN THIS PAGE AS PART OF YOUR BID DOCUMENT MAY RESULT IN REJECTION

BID SCHEDULE

BID

ITEM

DESCRIPTION

NO.

REPLACEMENT MIXERS

Mixers to include intake section,

splash disc, mixer shaft, impeller,

thrust and guide bearing housing,

motor, motor pedestal, grease

pump, grease pump motor,

shaft protection sleeve, discharge

section, seating ring, coatings,

tools and spare parts.

Submittal preparation, shop

drawings and submission

Vendor site visit for submittal

preparation: Vendor

2.1

representative to visit site to field

verify and ensure that

replacement equipment will

match existing installation.

Operation and Maintenance

Manuals, five hard copies and

one electronic copy (in editable

PDF).

4 Support to Installation Contractor

Vendor representative to provide

onsite

installation assistance services

and inspect the final

installation, including all travel,

4.1 accommodation and ancillary

expenses etc. One trip of 2 in-

person days required per mixer

installation. Two trips of two days

each (anticipate to occur in

2026).

QTY

2 EA

1 LS

1 DAY

1 LS

4 DAYS

MANUF. &

NO.

DELIVERY

A.R.O

UNIT

PRICE

TOTAL

PRICE

COMPANY NAME ____________________________________________________________________________

BL011-26

Page 4

FAILURE TO RETURN THIS PAGE AS PART OF YOUR BID DOCUMENT MAY RESULT IN REJECTION

BID SCHEDULE

BID

ITEM

NO.

4.2

4.3

4.4

4.5

4.6

DESCRIPTION

Field and Functional Testing:

Vendor representative to

balance and supervise a test

run/start-up of the equipment,

including all travel,

accommodation and

ancillary expenses etc. Vendor to

provide a start-up checklist to be

implemented. One trip of 1 in-

person day required per mixer.

Two trips of one day each

(anticipated to occur in 2026).

Vendor Training: Representative

to provide onsite training to the

Owner’s personnel including all

travel, accommodation and

ancillary expenses etc. and

provision of Vendors Certificate

of Proper Installation.

Cost for separate onsite day visit

of 8 hours if requested by Owner.

Cost for separate one day

training session if requested

by Owner.

Prepare and submit two hard

copies and one electronic

copy (in editable PDF) of the

operating and training

material.

QTY

MANUF. &

NO.

2 DAYS

1 DAY

1 LS

DELIVERY

A.R.O

UNIT

PRICE

TOTAL

PRICE

TOTAL $

Notes:

1. The unit price MUST include ALL charges, including but not limited to delivery and field and start up

services to a separate installation contractor.

2. If submitting an approved equivalent, please submit product cut sheets or information documents as

requested.

3. Reminder to include the Manufacturer/Product Number and the Delivery A.R.O (time to receive the product

after receiving the purchase order).

COMPANY NAME ____________________________________________________________________________

BL011-26

Page 5

FAILURE TO RETURN THIS PAGE AS PART OF YOUR BID DOCUMENT MAY RESULT IN REJECTION

BID SCHEDULE CONTINUED

The undersigned acknowledges receipt of the following addenda, listed by number and date

appearing on each:

Addendum No.

Date

Addendum No.

Date

______________

Certification Of Non-Collusion In Bid Preparation __________________________________________________________

Signature

Date

In compliance with the attached specifications, the undersigned acknowledges all requirements outlined in the "Instructions to

Vendors" and all documents referred to therein, if this bid is accepted by the Board of Commissioners within ninety (90) days of

the date of bid opening, to furnish any or all of the items upon which prices are bid, at the price set opposite each item bid,

delivered to the designated point(s) within the time specified in the fee schedule. By submission of this bid, I understand that

Gwinnett County uses Electronic Payments for remittance of goods and services. Vendors should select their preferred method of

electronic payment upon notice of award. For more information on electronic payments, please refer to the Electronic Payment

information in the Instructions to Vendors.

Legal Business Name

Address

Does your company currently have a location within Gwinnett County? Yes

Representative Signature

Printed Name

Telephone Number

E-mail address

Contact Person (if someone other than the authorized representative listed above)

Telephone Number

E-mail address

This page summarizes the opportunity, including an overview and a preview of the attached documents.

Purchase of Replacement Mixers for Digesters 1 and 2 at the F. Wayne Hill Water Resources Center

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