ntb2618msqte00030ad2.pdf

Addendum No. 2

To: All Plan Holders

Airport: Mesquite Metro Airport

Date: 05/20/2026

Project: Taxilane Reconstruction/Widening and Apron Construction

KSA Project No.: 104082

Client Project No.: 2618MSQTE

No modification in the plans, specifications, and contract documents. All bidders shall acknowledge receipt of this and all other addenda on the Bid Form. This addendum becomes a part of the contract documents. All provisions of the original plans, specifications, and contract documents shall remain in full force and effect, except as modified by this addendum.

I. Plan Revisions A. Plan Sheet C01, Project Layout

1. This sheet was revised to show the area for placement of excess excavated soil. Replace existing sheet with updated sheet.

B. Plan Sheet E01, Taxilane Electrical Layout Plan

1. A note was added to this sheet to address placement of covers over lights. Replace existing sheet with updated sheet.

II. Contractor Questions

1. Will the excess material be left on site? If so, can we get an exhibit with the stockpile location?

a. Sheet C01 has been revised to show location for the stockpile of excess soil.

2. Could you take a second look at your vegetative watering total? They seem low.

a. Quantity is based on application rate of 1000 gallons/acre for 15 days during the months of November to February, when it is anticipated that sod will be placed.

3. The spec for the flex base call for the flex base material to be placed by "spreader boxes or other devices". Will this be required? We can reach grade and compaction by spreading and finishing with a motor grader and rolling.

a. Use of spreader box is not required. Use of a motor grader will be allowed.

4. Will there be a restriction on start and stop hours?

a.

These are typical hours. In most circumstances, work outside these hours will be allowed, if requested. Close coordination with the RPR will be required to ensure his availability outside of typical hours.

5. Is weekend work allowed?

a. Weekend work will be allowed with close coordination with the RPR to ensure his availability outside of typical hours.

6. If the alternates are picked up, will they be done simultaneously with the base bid (no extra mobilizations)?

a. Yes.

7. Is Mesquite Metro a Part 139 Airport?

a. Mesquite Metro is not a Part 139 Airport, but it is towered.

8. Are gradations going to be taken on subgrade? How will this affect project time?

a. Gradations will be taken on lime treated subgrade. Gradations will be performed in the field and will be provided quickly.

Addendum No. 2 May 20, 2026

9. Will 811 call be adequate for city utility locates?

a. 811 should be called for non-city utilities and fiber optic cable locates. For city utility locates call the City of Mesquite at 972-288-7711.

10. When is the anticipated start date?

a. It is estimated that the project will start in early August.

11. Is a maintenance bond required?

a. A maintenance bond is not required.

12. Wil the City provide a meter for water required during construction?

a. For information regarding obtaining a fire hydrant meter from the City, contact Meter Services at 972-216-6949.

13. Where can water for construction be obtained?

a. A fire hydrant south of the access gate, adjacent to Airport Blvd. may be utilized.

14. Is lime slurry required?

a. While lime slurry is not required by the standard specification, it is preferred to prevent potential damage that can be caused by hydrated lime that is blown by the wind.

15. Will a jumper be required to maintain the lighting circuit?

a. Once lights are removed, a jumper will be required to maintain the circuit as shown on Sheet E01, when Taxiway A is open. See note 9 on Sheet E01 regarding covering of lights when the north section of Taxiway A is closed.

16. Is flowable fill required for pipe backfill?

a. Under pavement, backfill with flowable fill per Detail 2 on Sheet C23. Outside of pavement, backfill per Details 3 on Sheet C23.

17. Where is topsoil to be obtained?

a. Topsoil is to be stripped from site and reused.

18. Can a temporary gate be installed?

a. A temporary gate can be installed. It must be at a location approved by the Airport and upon project completion, it must be removed and the fence returned to its original condition.

19. Is contractor to provide an aviation band radio?

a. Per General Note 17 on Sheet G03, contractor is to provide an aviation band radio to the

RPR, which will be returned upon project completion.

20. Will two-way radio communications with the tower be required by the winning contractor?

a. Tower contact via radio shall be through the RPR.

III. Attachments

A. Pre-Bid Meeting Minutes and Sign In Sheet B. Plan Sheet C01 C. Plan Sheet E01

Addendum No. 2 Issued By:

TBPE Firm Registration No. F-1356

KSA

Chad Pennel, P.E.

Sr. Project Manager

Pre-Bid Meeting

Airport: Mesquite Metro Airport

Date: Wednesday May 13, 2026

Project: Taxilane Reconstruction/Widening and Apron Construction

Organizer: KSA Engineers, Inc.

KSA Project No.: 104082

Client Project No.: 2618MSQTE

I. Sign In Sheet

II. Introductions and Roles

A. Shawn Beaver – Interim Airport General Manager

B. Ryan Hindman, TxDOT Aviation

C. Feng-Pin An, TxDOT Aviation

D. Sheri Quinlan, TxDOT Aviation

E. Chad Pennel, KSA

F. Arjay Lopez, KSA

III. Bidding Procedures

A. See Notice to Bidders and Instructions to Bidders section in Contract Documents for bidding information.

B. All bidders are encouraged to review all contract documents including Mandatory Federal Contract Provisions, TxDOT General Provisions, Special Provisions, and Project Specifications.

C. Technical questions/comments should be submitted to Chad Pennel, (cpennel@ksaeng.com 972.542.2995) or Arjay Lopez, (alopez@ksaeng.com 972.542.2995) by Monday, May 18, 2026 at 5:00 p.m. Questions must be in writing and received prior to date mentioned. Questions submitted after this may not be answered.

D. For bid document questions or other information visit the TxDOT Aviation website or call TxDOT, Sheri Quinlan at 512-633-0253.

E. Sealed bids for the construction of airport improvements at the Mesquite Metro Airport are to be delivered to Sheri Quinlan, TxDOT Aviation Division, 6230 E. Stassney Lane, 2nd Floor, Austin, Texas 78744 by Thursday May 28th, 2026, at 1:00 p.m. At that time, bids will be publicly opened and read aloud. Any bid received after closing time will be returned unopened.

F. Bid Proposal

1. Bidders must utilize the bid proposal form provided on TxDOT’s website.

2. Bidders must provide pricing for the Base Bid and All Additive Alternate Bids. The contract award will be based on the lowest qualified bid.

G. Each bid should be furnished with Bidder Qualifications as stated in the Contract Documents.

H. Bidder shall reference the Aviation Division General Construction Contract Provisions.

1. http://txdot.gov/inside-txdot/division/aviation/general-provisions.html

I. Contract will be awarded within __60__ calendar days from bid opening.

mailto:cpennel@ksaeng.com mailto:alopez@ksaeng.com http://txdot.gov/inside-txdot/division/aviation/general-provisions.html

May 13, 2026

J. Federally funded project

1. The DBE Goal is 0%. Questions regarding DBE Goal and Good Faith Efforts should be directed to TxDOT, Eli Lopez at 512-416-4506.

2. In accordance with 49 CFR Part 26.53 the bidder/offeror must submit an acceptable DBE plan and commitment or good faith effort no later than 5 calendar days after bid opening as a matter of responsibility.

3. The EEO Goal is:

a. 18.2% for minority participation in each trade

b. 6.9% for female participation in each trade

4. Wage rate requirements will be required as shown in the Contract Documents.

5. Buy American – Steel and Manufactured Products for Construction Contracts.

IV. Scope of Work

A. Major Items of Work

1. Pavement Removal

2. Earthwork

3. Drainage Structures

4. Concrete Pavement Section

5. Edge Lighting

B. Base Bid and Alternates

1. Base Bid – Taxilane Widening and Apron Construction

2. Additive Alternate No. 1 – Additional Apron

3. Additive Alternate No. 2 – Additional Apron

C. Site visit after the meeting.

V. Site Access / Staging Areas

A. Primary site access will be as shown in plans.

B. Staging/Stockpile Areas as shown in the plans.

VI. Construction Safety and Phasing Plan

A. Contractor will be required to comply with FAA Advisory Circular 150/5370-2G, Operational Safety on Airports During Construction.

1. Phase 1A: Work within Taxiway A Object Free Area

2. Phase 1B: Work outside of Taxiway A Object Free Area

B. All Items of work will Start in Phase 1A and upon completion in this area, will move into Phase 1B. Before moving from Phase 1A into Phase 1B, the Taxiway Safety Area Must be re-established as shown in the plans.

C. Other phasing will be considered after award, but must meet the intent of the existing phasing plans and must not significantly increase the impact to aircraft operations.

D. Contract will be required to comply with the construction safety phasing plan on sheets G05 and G06 of the plans.

E. Safety Plan Compliance Document will be required by the Contractor. SPCD is project specific. A template can be provided upon request once a contract is awarded.

May 13, 2026

VII. QA/QC Testing

A. Quality Assurance Testing is by the owner

1. Acceptance of materials is based solely on QA testing

B. Quality Control Testing is by Contractor

1. See technical specifications for specific requirements regarding QC testing.

2. A Contractor Quality Control Program (CQCP) is required. See Item C-100 of the specifications.

VIII. Other Information

A. Contract Time

1. Base Bid – 130 Calendar Days

2. Additive Alternate 1 – 20 Calendar Days

3. Additive Alternate 2 – 10 Calendar Days

B. Liquidated Damages are $1,000 per calendar day.

C. Protection of any existing utilities in the project area is the responsibility of the Contractor. Engineer has endeavored to show all known utilities within the Contract documents, but this shall not relieve the Contractor from full responsibility in anticipating all underground obstruction, whether or not shown on the plans; Contractor should call for utility locates and verify locations of all utilities prior to starting construction.

D. No retainage on project. Payment will be made up to 95% of the contract amount or installed work items if over or under the current contract before final acceptance.

E. Any addenda issued will be available on TxDOT’s website.

Pre-Bid Notes:

Download the bid form early to ensure that you can open and fill out the form.

Debarment checks will be performed. You must be registered with SAM.gov

Line items in Base Bid Schedule 3 are misnumbered, but all items are present.

Gate cards will be issued to contractor for gate access. Specifics of gate access will be discussed at preconstruction meeting.