Project Information

Bid Title

Provision of Speed Humps on an Annual Contract

Issuing Agency

Gwinnett County

Location

Georgia

Published Date

Mar 4, 2026

Closing Date

Mar 20, 2026

Government Level

State & Local

Status

Closed

Ref. #

BL057-26 INV

Original Source

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Bid Documents

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Project Description

BL057-26 INV

Provision of Speed Humps on an Annual Contract

Buyer Contact : Alexis.Mckennery@GwinnettCounty.com

Opening Date : 03/20/2026 03:00 PM EST

Virtual Bid Opening

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March 4, 2026

INVITATION TO BID

BL057-26

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

the Provision of Speed Humps on an Annual Contract with three (3) options to renew for the Department of

Transportation.

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 20, 2026, at the Gwinnett County Financial

Services - Purchasing Division – 2nd Floor, 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 Webex virtual meeting link

(https://gwinnettgov.webex.com/gwinnettgov/j.php?MTID=m6dd38605d4ca33e16bbf01b6671ff4dc), or dial 408-418-

9388, and enter Conference ID 2339 296 4255## . Apparent bid results will be available the following business day on

our website www.gwinnettcounty.com.

Questions regarding bids should be directed to Alexis Mckennery, CPPB, Purchasing Manager at

Alexis.Mckennery@GwinnettCounty.com, no later than 3:00 P.M. on March 12, 2026. Bids are legal and binding upon

the bidder when submitted.

Successful contractor will be required to meet insurance requirements. The Insurance Company must 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 ADA Director, 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 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 bidder(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.

Alexis Mckennery

Purchasing Manager

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

Bid Schedule, Pages 10-11

References, Page 12

Subcontractor List, Page 13

Code of Ethics, Page 18

E-Verify, Page 19

BL057-26

Specifications

Page 2

SECTION A:

1.

GENERAL REQUIREMENTS

General Scope

This describes the contractual requirements for services associated with the provision, installation,

marking and repair of asphaltic speed humps on residential streets throughout Gwinnett County. This

is a demand contract to be performed on an annual basis. The quantities of items may be increased

or decreased, as necessary, to satisfy the needs of the County. All work to be guaranteed for one year

after installation. Any defect in workmanship or failure of materials shall be corrected by the

contractor at no additional cost to Gwinnett County.

a.

Bids will be considered only from experienced and properly equipped contractors engaged

in work of this type and scope. Bidding contractor must have documented experience in the

installation of speed humps shown in Figures 1 to 3 or similar devices.

b.

Before accepting any bid, the County reserves the right to require evidence of the

contractor’s financial ability to successfully perform the work to be accomplished under

this contract.

c.

Gwinnett County reserves the right to award to the overall low or multiple contractors. If

awarded to multiple contractors, the scope for each individual project will be identified and

presented in a Scope of Work document to the contractor. The contractor shall be required

to provide a Not-to-Exceed quote based on the rates provided as part of this bid, as noted

in the attached Bid Schedule. That work will generally be assigned based on the cost, but

may also include responsiveness to the construction schedule and scope of work on

individual projects.

d.

Subletting of Contract - As provided for in Section 108, Georgia Department of

Transportation Standard Specifications; the Contractor shall not sublet, sell, transfer,

assign, or otherwise dispose of the Contract, or any portion thereof, without written consent

of Gwinnett County.

2.

Time

Contract time will be from the date of award for a period of one year with three (3) options to renew.

However, for any order to install and/or repair asphaltic speed humps, forwarded to the contractor

on or before the contract expiration date, the contractor will be required to perform such work within

a time agreed upon by both parties and at the contract price.

3. Location and Site

a.

Work sites will be throughout Gwinnett County on an as needed basis.

b.

The contractor shall accept the sites in their present condition and carry out all work in

accordance with the requirements of the specifications or as directed by Gwinnett County.

c.

Prior to beginning work the contractor is advised to visit the sites and acquaint him/herself

with the actual conditions and location of any or all obstructions that may exist on the site.

d.

The contractor is responsible for the location of above or below ground utilities and

structures which may be affected by the work.

4.

Standards and Regulations

a. Occupational Safety and Health Administration (OSHA)

The work connected with this contract shall be performed in accordance with all applicable OSHA

regulations and standards including any additions or revisions thereto until the job is completed

and accepted by Gwinnett County.

BL057-26

5.

6.

7.

8.

9.

10.

11.

b. Georgia Department of Transportation

Page 3

Unless otherwise directed, all work performed under contract shall be in accordance with the

Georgia Department of Transportation Standard Specifications, Construction of Transportation

System, current Edition, and any supplemental specification modifying them except as noted below

and in the special provisions.

Materials

All materials furnished and/or installed by the contractor shall be from sources certified by the

Georgia Department of Transportation, and shall meet all specifications set forth by the Georgia

Department of Transportation (GDOT). Cap blocks must meet ASTM standards. All records, receipts,

test results and certifications shall be kept for the life of the contract and for three years thereafter.

Gwinnett County’s standard for the asphaltic surface course of 1.25 inches of 9.5 mm Superpave

Type II shall be applied.

Inspection

Gwinnett County does not commit to furnishing full-time inspection or testing of the work in progress,

or at material sources. Absence of inspection and/or testing by the County will in no way relieve the

contractor of his responsibility and liability to provide quality workmanship in accordance with the

Specifications.

Progression of Work

Contractor shall complete maintenance and pavement marking work within 30 business days of

receiving written notice, and speed hump construction shall start within 30 business days. In most

cases this will be posting the advance warning signs in accordance with the Manual on Uniform

Traffic Control Devices (MUTCD) and all appropriate utility locates plus starting construction on the

first speed hump. As needed, speed hump construction will be considered started when a changeable

message sign is posted. Also as needed, the County reserves the right to request a specific start date.

The contractor must carry on with utmost diligence in order to complete the work at the earliest

possible date. For failure to complete the work within the time agreed upon in the work authorization,

the contractor shall pay Gwinnett County $250.00 in liquidated damages for each calendar day in

excess of the contract time until the project is considered substantially complete by the County. The

contractor shall provide the County with at least a 24-hour notice in writing before proceeding or of

any change in the work schedule.

Keeping the Road Open to Traffic

The work shall be performed in such manner as to maintain at least one lane of traffic at all times.

Contractor shall phase his construction such that traffic across the completed work shall be minimal

until such time that the asphalt has sufficiently cooled and paint sufficiently dried to prevent damage

to the work. Contractor will limit his hours of operation to avoid peak hour traffic and weekend work,

unless a written waiver has been granted by Gwinnett County.

Traffic Control

The contractor shall furnish, install, maintain and remove all necessary traffic signs, barricades,

lights, signals, cones and other traffic control devices; and all flagging and other means of traffic

protection and guidance as required by the Standard Specifications of the Georgia Department of

Transportation, and the Manual on Uniform Traffic Control Devices. Such work shall be considered

incidental to the overall contract, and no additional compensation will be made.

Work Area

Upon completion of any work, the contractor will sweep the area and remove and dispose of all

debris/material.

Records

The contractor is required to maintain and make available to Gwinnett County and auditors,

complete records of the work covered, for the life of the contract and for three years thereafter.

BL057-26

12.

13.

14.

15.

SECTION B:

Page 4

Payment

Work shall be paid for at the unit price when complete and shall include all required traffic control,

cleanup work, tack coat material and application, asphalt concrete material and placement and

other incidental work.

Individuals, contractors and businesses seeking an award of a Gwinnett County contract may not

initiate or continue any verbal or written communications regarding a solicitation with any County

officer, elected official, employee or other County representative without permission of the

Purchasing Associate named in the solicitation between the date of the issuance of the solicitation

and the date of the final contract award by the Board of Commissioners. Violations will be reviewed

by the Purchasing Director. If determined that such communication has compromised the

competitive process, the offer submitted by the individual, firm or business may be disqualified from

consideration for award.

No bid bond is required for this contract.

This contract does not require a General Contractor’s License.

INSTALLING ASPHALTIC CONCRETE SPEED HUMPS

1.

Paving Speed Humps

The procedure for installing the Asphaltic Concrete Speed Humps (Figure 1) shall be as follows:

a. Immediately prior to construction, the contractor shall thoroughly clean the designated locations of

all dirt, loose stone and other debris to the satisfaction of Gwinnett County.

b. The designated locations shall be tacked, in accordance with Section 413 of the GDOT Standard

Specifications, at the rate to be determined by Gwinnett County. Special care shall be taken to avoid

spraying the bituminous tack coat on adjacent curbs, driveways and miscellaneous structures.

contractor will be responsible for all clean up should such overspray occur.

c. Concrete cap blocks shall be set in a straight line, as illustrated in Figure 1. Unless otherwise

approved, all cap block placement must start at the centerline extending out. Blocks shall have a

rating of 3000 Pounds per Square Inch (PSI) in accordance with American Society for Testing and

Materials (ASTM) C331-04, Lightweight Aggregates and ASTM C90-05, Load Bearing Concrete. Upon

request, the contractor shall provide Gwinnett County with appropriate documentation of

certification/testing. Blocks shall be provided on demand to Gwinnett County for testing purposes.

All blocks not in compliance with these specifications will be removed and repaired at no cost to the

County.

d. Contractor shall place 9.5 mm Asphaltic Concrete (Superpave (SP) Level A), to the lines and grades

specified for the Flat Topped Speed Hump, as shown in the attached Figure 1. The placing and rolling

operation shall be such that the concrete cap blocks are not displaced, the required compaction is

achieved, and the final profile and thickness is within 1/4" tolerance of the grade indicated. Any Speed

Hump whose finished grade exceeds the allowable 1/4" tolerance will be removed and replaced

by the contractor, at no additional cost to Gwinnett County.

e. The contractor shall schedule the work such that an installation at a particular location is completed

by the end of the day on which it is started. Speed Humps extending across only one lane will not be

permitted to be left overnight.

f. Side-slope tapers shall be between six and twelve inches wide from the top of the hump to the edge

of pavement (EOP) on all road widths.

g. Speed humps will typically not exceed 25 feet in width. When placing speed humps on wider lanes,

they shall be charged at a per-foot additional price.

BL057-26

Page 5

whose finished grade exceeds the allowable 1/4" tolerance will be removed and replaced by the

contractor, at no additional cost to Gwinnett County.

h. The contractor shall schedule the work such that an installation at a particular location is completed

by the end of the day on which it is started. Speed Humps extending across only one lane will not be

permitted to be left overnight.

i. Side-slope tapers shall be between six and twelve inches wide from the top of the hump to the edge

of pavement (EOP) on all road widths.

j. Speed humps will typically not exceed 25 feet in width. When placing speed humps on wider lanes,

they shall be charged at a per-foot additional price.

2.

Signs and Markings

a. The contractor shall install pavement markings and traffic control signs in accordance with the

attached Figure 2. Installation of pavement markings and signs to be considered in the bid for

this speed hump installation line item, and will not be paid separately.

b. All pavement markings shall be thermoplastic and will be supplied by the contractor. All markings

are to contain glass spheres for reflectivity. The dry markings will have a thickness of 90 mils. All

pavement markings shall be laid out by the contractor as shown in Figure 2. Certification of

thermoplastic material shall meet Georgia DOT specs section 653, Thermoplastic Traffic Stripe.

The application of the thermoplastic material needs to be at 400 degrees. Pre-made markings

must be approved in advance by Gwinnett County.

c. All markings are to be thermoplastic material. All thermoplastic markings are to be applied at

required dimensions and be reflective without tracking of material. All thermoplastic markings

are to be guaranteed for one year. Material failure during the first year will result in the contractor

reapplying the markings at no cost to Gwinnett County.

d. The contractor shall place one (1) “Speed Hump Ahead” sign at the entrance to each established

district, unless otherwise instructed by the County. See Figure 3.

e. Posts shall be driven into ground, not set in concrete.

f. The County will supply all signs and posts for installation as referenced in above items d and e.

g. Signs shall be installed by contractor or sub-contractor no sooner than forty-eight (48) hours

before hump installation and no later than (8) eight hours after hump installation.

h. If requested by Gwinnett County, changeable message signs (CMS) may be required. The start

of work for this location will be considered when the requested CMS are placed on site. CMS will

be provided for at least seven days. This item will be paid per sign per seven days.

SECTION C:

Speed Hump Marking

a. All work under this pay item will consist of re-marking existing speed humps as shown in

the attached Figure 2, paid per speed hump.

b. Immediately prior to construction, the contractor shall thoroughly clean the designated

locations of all dirt, loose stone and other debris to the satisfaction of Gwinnett County.

c. Pavement markings will be installed consistent with Section B.2. Subject to change based on

MUTCD standards.

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