QnA April 10 2026.pdf

PDF 346 KB Posted

Attached to
CA NP MOJA 11(2) 10(2) KELBAKER, KELSO-CIMA, CIMA and MORNING STAR MINE ROADS
Solicitation number
6982AF25B000013
Issued by

About this file

This is a Questions and Answers document for a federal contract opportunity dated April 10, 2026, addressing inquiries from bidders on the CA NP MOJA 11(2) 10(2) Kelso-Cima and Kelbaker Roads project.

The document addresses 10 questions from prospective contractors regarding project scheduling, technical specifications, and document formatting. Key responses include: the bid opening date will be extended by 14 days via Amendment A001; the Notice to Proceed (NTP) date of June 22, 2026, and contract completion dates will be updated in Amendment A001; the Morning Star Mine Road will remain open to public traffic but closed to through traffic after project completion; the agency is reviewing a request to convert 301 base items to 302 base items on Plan Sheet A-10 to allow pulverization and reuse of onsite material; LandXML files provided include necessary information for conversion to DGN/DWG CAD formats using standard civil software; grading summary quantities use an assumed shrinkage value of 1.0 and will be clarified in Amendment A001 to indicate "waste quantity calculated using volumes unadjusted for shrink/swell"; the Mojave Road Monument is located at Kelso-Cima Road Station 4406+53 Lt per Plan Sheet B16 and C82, with disposal per FP-24 Subsection 203.07; the agency is researching existing horizontal curve stations for superelevation correction details; temporary asphalt plants are prohibited within Mojave National Preserve; and requested CAD files in .DGN, .DWG, or .XML formats can be derived from the provided LandXML files using conversion tools.

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BidTabulationReport-Kelso Cima.pdf PDF
Bid Opening Summary.pdf PDF
Amendment A005.pdf PDF
Amendment A005 BidSchedule.xlsx XLSX spreadsheet
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Amendment A001 BidSchedule.xlsx XLSX spreadsheet
Amendment A001.pdf PDF
Interested Vendors List 4 13 2026.gov.pdf PDF
05 Subgrade Cross Section Report.zip ZIP file
06 Top of Base Course Cross Section Report.zip ZIP file
CA NP MOJA 11(2) 10(2) XS_signsealed_Part5.pdf PDF
CA NP MOJA 11(2) 10(2) XS_signsealed_Part3.pdf PDF
CA NP MOJA 11(2) 10(2) XS_signsealed_Part6.pdf PDF
CA NP MOJA 11(2) 10(2) XS_signsealed_Part2.pdf PDF
CA NP MOJA 11(2) 10(2) XS_signsealed_Part4.pdf PDF
07 Superelevation Report.zip ZIP file
CA NP MOJA Morning Star Mine Rd Pavement Memo.pdf PDF
6982AF25B000013 IFB.pdf PDF
CA NP MOJA 11(2) 10(2) Plans_signsealed.pdf PDF
09 Wilderness Boundary.zip ZIP file
08 Earthwork Summary.zip ZIP file
01 Horizontal and Vertical Alignment Listings.zip ZIP file
03 3D Existing Ground Model.zip ZIP file
Final Pavement Report - CA NP MOJA 11(2) 10(2) .pdf PDF
BidSchedule .xlsx XLSX spreadsheet
CA NP MOJA 11(2) 10(2) XS_signsealed_Part1.pdf PDF
04 3D Breakline File.zip ZIP file
02 3D Surface Models.zip ZIP file
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Text version

Questions and Answers during Advertisement for

CA NP MOJA 11(2) 10(2) Kelso-Cima and Kelbaker Roads

Date: April 10, 2026 # Questions Answers 1 The time allowed to bid this job is not enough time based on Apr 30, 2026. An industry standard for this job would be eight weeks. Can you please push the bid date to allow more time for this project?

The bid opening date will be extended by 14 days in upcoming Amendment A001.

2 The anticipated NTP is Jun 22, 2026, but work cannot begin then as that is when planning, submittals, and approvals start (approx. 60 days). This cuts the actual work time. Additionally, we believe this job will take 2.5 (working) years to complete all Schedule A construction plus Options X & Y. Can more time be added to the schedule?

The NTP date and contract completion dates will be updated in upcoming Amendment A001.

3 Section 156.06 shows Morningstar can be closed once for 90 days, but after we reclaim this road, it will be closed permanently. Why is this 90-day item here?

Morning Star Mine Road will remain open to public traffic but closed to through traffic after project completion.

4 Regarding Plan Sheet A-10 (4R reconstruction): Can you remove all 301 base items and put them into 302 base items? This would allow us to pulverize and re-use 2" of onsite base instead of hauling costly material from outside the Park.

We are looking into this and should have an answer soon.

5 The documents posted to SAM.gov as XML files cannot be viewed; each XML file appears to be broken. Please load all XML files as PDFs so we may have all of the documents posted to this IFB

The provided LandXML files include all of the information needed to be converted into the requested DGN/DWG CAD files using heavy civil software suites or other conversion tools.

6 After reviewing the grading summary sheets, it appears fill quantities are raw and do not include shrinkage. For example, we show 6,169 CY of borrow needed for Option Y while you show 3,325 CY. Can you confirm how you arrived at these quantities and if they are raw?

That’s correct, as per the Grading Summaries on plan sheets B15, B56, and B63, Note 5, an assumed value of 1.0 was used for the calculations.” Note 5 on plan sheets B15, B56, and B63 will be revised to

# Questions Answers clarify that “Waste quantity calculated using volumes unadjusted for shrink/swell” in upcoming Amendment A001.

7 Bid Item 20301-1800, remove monument: Do you have any information for this item? What is it, and where is it going? It is not visible in the plans or SCRs.

This is the Mojave Road Monument. As per plan sheet B16 the monument is located at Kelso-Cima Road Sta. 4406+53 Lt. Also see plan sheet C82. Dispose of Material in accordance with FP-24 Subsection 203.07.

8 Can you please provide a list of existing horizontal curve stations for superelevation correction details? Plan notes mention them, but we have only found the proposed superelevation sheets.

We are looking into this and should have an answer soon.

9 Will the contractor be allowed to setup a temporary asphalt plant within the project limits?

No, a temporary asphalt plant cannot be setup within Mojave National Preserve.

10 We’re requesting the following CAD files:

1. Existing Ground topography in Electronic CAD format in one of these 3 formats, .DGN, .DWG, .XML

2. Proposed Contours in Electronic CAD format in one of these 3 formats, .DGN, .DWG, .XML

The provided LandXML files include all of the information needed to be converted into the requested DGN/DWG CAD files using heavy civil software suites or other conversion tools.

# Questions Answers

3. Proposed Roadway alignment in Electronic CAD format in one of these

3 formats, .DGN, .DWG, .XML

4. Proposed CAD Roadway linework in Electronic CAD format in one of these 3 formats, .DGN, .DWG, .XML

File details come from the government source that posted it. Updated .