Attachment 20 - FY24 Civil Works Questions and Answers 2.6.24.pdf

NKAK 22-1067 FY24 Civil Works Pre-Proposal Questions and Answers

6 Feb 2024

1. I am only finding the 1-page Memorandum in Attachment 16- “NKAK 22-1067 6th St Failure the Initial Task Order Package”. I’m unable to locate the actual Memorandum Attachments (1.

Description of Work & Attachment 2. Drawings) which we need to bid the initial project. Please advise.

A. The 6th Street Failure Description of Work and Drawings will be provided in Amendment 2.

2. Is a design required for CLINs 0065, 1065, 2065, 3065, 4065 Relocate Meter / Hydrant?

A. A design is not required.

3. Can the concrete thickness be increased for 6” and 8” concrete paving in lieu of 1.5” and 2.0” Fibermesh?

A. Yes.

4. Are the ASR Mitigation requirements for concrete Walks & Steps, Curb, ABA ramps, and Low Compression intended to be different than 3500 CIP?

A. No, same.

5. Will line item 12 Formwork, be a billable line item in conjunction with line items 174, 175, 176, and 177 concrete paving when the method of placement requires the metal forms specified in Section 32 13 13 PCC Pavement for Roads and Site Facilities?

A. No.

6. Please provide the policies and procedures to include any facility user notification time frames that LRAFB uses when determining project phasing so that offerors can estimate production rates that should be expected for road repairs.

A. The base will require a three week notice to advertise road closures or any work on the base’s major roadways. The advertisement will include construction start and completion dates.

7. Are there any provisions for LRAFB other than federal standards pertaining to the use of pesticides and herbicides when implementing the 120 Day Landscape Establishment?

A. Contractor use of herbicides or pesticides shall be coordinated and approved by Base Entomology prior to use.

8. In preparing the estimate for the 6th Street Repair Project, should we use the asphalt milling line item that includes disposal off base or the one that includes stockpiling on base to remain government property?

A. Milling is required, and millings are required to be stockpiled at the Triple R pad for use by

LRAFB.

9. Does employing the services of Arkansas One Call fulfill the requirements of section 01 14 19 Coordination, paragraph 1.09, sub-paragraph F of the specification?

A. The contractor is responsible for contacting Arkansas One Call. A base digging permit will also be requested through Base CE, Bldg. 536, phone # 501-987-6553 and Attachment 14 AF103 LRAFB Instructions. A Ground Penetrating Radar (GPR) survey will also be required.

10. Will GIS be required for a delivery order if it is not new construction, and the overall footprint is not modified?

A. Yes, it is required.

11. Will line-item Rock Removal be used to pay for the removal of underground structures?

A. Will be determined on a case-by-case basis.

12. When rock or underground structures are removed will line-item Fill Material be used for backfill?

A. Depends on depth of the rock or structure. Also, the type of subgrade encountered. All options available in the line items will be evaluated.

13. During the life of this contract will all civil works projects on LRAFB be executed through this contract?

A. That is the intentions of this contract. There may be some civil works scope within MACC projects, but there is no intention of having a project on the MACC for strictly civil works within scope of the Civil Works IDIQ once awarded.

14. For the line-item Asphalt Coring 4”, when core samples are taken prior to removing any asphalt surfaces, is there a ratio of number of cores to area of asphalt to be removed?

A. No, determined by situation and job.

15. If one of the areas of 12” thick Low Compression concrete that are known to exist under some of the asphalt paved roads were to be removed, would it be paid for with Concrete Removal since pavements are excluded from Rock Removal?

A. Yes.

16. Is there a clause in this solicitation and subsequent contract that will guard the successful offeror in the event of an unforeseen event such as a pandemic that would cause material cost to rise well in excess of typical yearly type escalation?

A. No, there will be no Economic Price Adjustment (EPA) clauses included.

17. Will an event such as a pandemic where material and labor costs suddenly spike be considered an unforeseen change in contract conditions?

A. No, there will be no Economic Price Adjustment (EPA) clauses included.

18. If the overall tonnage of an asphalt project is over 200 tons but the project is done in phases that are less than 200 tons will the asphalt line item for less than 200 tons be the billable line item?

A. Yes.

19. When determining whether the over 200 ton or under 200 ton asphalt line item should be used, is the asphalt binder quantity and asphalt surface quantity looked at separately since they are two different line items?

A. Yes.

20. Will the MACC contract be executing any future civil works projects that are within the scope of work for the Civil Works IDIQ once the Civil Works IDIQ is issued?

A. That is the intentions of this contract. There may be some civil works scope within MACC projects, but there is no intention of having a project on the MACC for strictly civil works within scope of the Civil Works IDIQ once awarded.

21. Will line-item Supplemental Engineering be used to produce plans to work from?

A. Supplemental Construction Drawings are only required for new construction or where considerable changes in profile or alignment of an existing road or parking lot project warrant supplemental design and drawings. This line item will only be used when approved by the government. This line item will not be used for projects requiring mill and overlay or full depth repair of an existing parking lot or road. This line item will also not be used for construction layout unless layout is related to items where supplemental construction drawings are warranted and approved by Government as described above.

22. Does the engineer that is used for supplemental engineering have to be licensed in the state of Arkansas?

A. Yes.

23. Due to the congestion at the commercial entry and the severe limitations that it imposes on the delivery of materials such as concrete, asphalt, and aggregates can the Maddox Road entry that was utilized during the runway construction be utilized for this contract?

A. No.

24. Can Class C Fly Ash be used in the concrete mix designs?

A. No.

25. The specification says to include traffic control in the unit price of pavement markings. Will road closures and detours be required for pavement markings on active roads?

A. Typically, road closures are not required for pavement markings. Some traffic control may be required to accommodate the work performed.

26. If during the concrete mixture proportioning study, it is determined that 25% Class F Fly Ash will meet the ASR Mortar Bar requirements can 25% be used in the concrete mixes that are specified at 30%?

A. Yes.

27. Should equipment and labor cost associated with the dewatering of excavated areas be factored into the excavation line item unit price, or does the government treat dewatering as differing site conditions?

A. Dewatering shall be included in the excavation price.

28. Will E.O.14026 effective on 1-Jan-2024, increasing the rate of minimum wage to $17.20 per hour for Federal Contractors apply to this contract?

A. Yes, it applies. The clause, FAR 52.222-55 Minimum Wages for Contractor Workers Under Executive Order 14026 is not updated and will be updated upon the release of the new clause.

However, the wage decisions have been updated and will be updated in Amendment 2.