February 9, 2026
INVITATION TO BID
BL050-26
The Gwinnett County Board of Commissioners is soliciting competitive sealed bids from qualified
suppliers for the Purchase of Manhole Sections, Rings, Covers, and Precast Drainage Structures on an
Annual Contract for the Department of Water Resources.
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 March 5, 2026, at the Gwinnett
County Financial Services - Purchasing Division – 4th Floor - Nash Building, 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, visit the following Webex link:
https://gwinnettgov.webex.com/gwinnettgov/j.php?MTID=m939fd56b846db45ca62e79d2b60fbaab, or
dial +1-408-418-9388 and enter conference ID 23413643918##. Apparent bid results will be available the
following business day on the website www.GwinnettCounty.com.
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 3:00 P.M. on February 26,
2026. Bids are legal and binding upon the vendor when submitted. All bids should be submitted in
duplicate.
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 supplier(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 supplier(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, Pages 7-11
References, Page 12
Code of Ethics, Page 13
BL050-26
Page 2 of 25
GENERAL REQUIREMENTS
A. Items in section A will be used for the repair and installation of sewer lines.
B. The rings and covers in section B will be used with the precast concrete drainage structures such
as round manholes and catch basins.
C. All precast concrete drainage structures in section B must meet current Georgia D.O.T.
requirements.
D. All rings and covers are to be strapped down and shipped on pallets.
E. The successful bidder will be expected to deliver concrete structures to areas designated by
Gwinnett County within 14 days after order is placed. Gwinnett County will expect all damaged
pieces of concrete structures to be replaced and delivered back to Gwinnett County within 14
days of first delivery. Delivery A.R.O. stated on the bid schedule should not exceed 14 days.
F. A purchase order will be issued to the successful bidder for each order placed. Purchase orders
will be placed on an “as needed” basis.
G. Unless otherwise stated on the purchase order, all deliveries will be FOB destination prepaid and
allowed delivered to:
Gwinnett County Department of Water Resources
Central Warehouse
684 Winder Highway
Lawrenceville, GA 30045
BL050-26
Page 3 of 25
SPECIFICATIONS
Manhole rings & covers
1. All rings and covers to be utilized in pavement areas shall be Vulcan Foundry Model #1357 or US Foundry
Model USF229 or interchangeable.
2. All rings and covers to be utilized in non-pavement areas shall be Vulcan Foundry Model #2358 or US
Foundry Model USF152 or interchangeable.
3. Any vendor quoting rings and covers other than those mentioned above must prove to Gwinnett County
that such rings and covers are completely interchangeable with the pre-approved makes and models.
Tests can be conducted after request to the Purchasing Division at least seven (7) days prior to bid
opening. Any costs borne this testing will be the responsibility of the vendor.
4. All sewer covers must be stamped "Gwinnett County Sewer", per attached drawings.
5. Rings and covers will be purchased as sets.
Precast concrete manhole bases, risers, and cones
1. Shall be of precast reinforced concrete construction made in conformance with ANSI/ASTM C478. Five-
inch (5") wall thickness.
2. Minimum inside diameter: four feet (4').
3. Manhole steps shall be equal to M.A. IND., Inc. #PS-1 or #PS-1-PF.
4. Spacing of steps shall not exceed twelve (12) vertical inches.
5. Only eccentric manhole cones will be accepted.
6. Gwinnett County will not accept damaged manhole sections (for example: cracked or chipped sections).